Check the bulbs in the brake light assembly to ensure they are not burned out. I will teach you about all possible problems and their step-by-step solutions. Its been driving me nuts for over a month. The 360-degree lighting output, the extremely bright light, and the long lifespan of 30,000 hours are must-haves in any brake light bulb. I have a 1994 GMC Sierra C1500 2WD with 4.3l w/automatic. If you are looking for the best LED brake light bulbs in the market, you have come to the right place. Your email address will not be published. There are usually two or three fuses in the brake light system. Here are some of the most plausible reasons why youre facing issues with your third light but not your regular brake lights: There are a couple of things that could go wrong with your emergency flashers. Check the service brake fluid level. Formally called the Chevrolet C/K, C/K is a series of trucks manufactured by General Motors and marketed under the Chevrolet and GMC brands. The only thing that works is the third brake light. Chris Carter, Ed Helmrich Subscribe to get helpful automotive guides & tips, and 10% off on your first order! Some days I would get in it to go to work and the cruise would work normally and if I had to hit the brakes. If the bulbs are okay, check the wiring connections to the brake light assembly to ensure they are secure and not corroded if you find any loose or corroded connections, clean and tighten them. It was a fleet vehicle. I was messing with my trailer lights and replaced a fuse and it seemed to fix my trailer issue. Its in left of instrument panel fuse block on lower left side of dash. You can also check if you have a Kia brake lights problem or a 2004 jeep grand cherokee lights problem.if(typeof ez_ad_units != 'undefined'){ez_ad_units.push([[250,250],'engineauditor_com-banner-1','ezslot_0',168,'0','0'])};__ez_fad_position('div-gpt-ad-engineauditor_com-banner-1-0'); Your Chevy brake lights may not work due to a bad relay. Greg Steele Jr, Update it was a set of wires that comes off brake light switch that previous owner installed trailer brake switch n tapped into brake light switch wires n cut through them, Feb 5, 2018 by Feb 2, 2016 by You can buy either OEM or aftermarket replacement parts in any automobile spare parts shop. So if things get just too wierd - ck your grounds! Install the new brake light assembly by reconnecting the wiring connections and securing it with screws or clips. 2017 chevy silverado third brake lights; See what's going on in the bed of your truck. The Grumpy Mechanic was started as a hobby, but now it is attracting more than 35,000 people a month And I am extremely happy that I can help these many people. Please note that tail lights can work even if the brake lights are burned out. Then go to the other taillight do samething. Seems like you have some broken wires along the frame wing should go up driverside frame rail. It could be a blown fuse or a problem like mine had which is the passenger tail light wire was pinched/smashed. No matter what the issue is: your emergency flashers, the turn-signal switch, or brake light fuses, replacing parts and repairing should be a breeze. Diagnosing The Truck Brake Lights Not Working, 1. So you could have a blown relay i would start there. My Brake Light has stopped working on my 2014 Silverado. There is a junction block there and maybe corroded. You must replace it to get your brake lights back to work.if(typeof ez_ad_units != 'undefined'){ez_ad_units.push([[250,250],'engineauditor_com-large-leaderboard-2','ezslot_11',169,'0','0'])};__ez_fad_position('div-gpt-ad-engineauditor_com-large-leaderboard-2-0'); If your Chevy truck brake light assembly is defective, you may experience the same brake light issue. If youve identified the problem as the lamp issue you already know what to do. Let the helper press down on the brake pedal while you look at the brake lights from behind the car. I did notice when my blinker is on (headlights turned off)when I hit my break my dash lights for my "heat and cool" flash with my blinker. I'm inexperienced an have been over everything. Open tailgate, there's two (rusted) Phillips screws into the taillight lens. So don't just check the brake light. What number is the fuse? Here's why brake lights not working but third light is: Emergency flashers have a socket or lamp issue. everettejohn420, I had the same problem with my stepside cleaned the connections at the light and they went to working, Nikolai What Are 2007 Chevy Silverado Brake Light Switch Problems? joestenny, Chopperhaulers @michaelbrian, Hello fellas and thank you for your forum. Copyright 2023 SuncentAuto.com. Dec 14, 2017 by What causes brake light failure? How To Fix 2004 Jeep Grand Cherokee Brake Lights Not Working? How To Fix The Non-Functional Brake Lights? jamesossoinik, joestenny By inspecting the fuse with the naked eye, you can spot any burnt or blown fuses. Ford Escape Brake Light Bulb Fault: 5 Common Problems and Solutions! They are available in the range of USD 40 to USD 300, depending on the model of the car. The Grumpy Mechanic was started as a hobby, but now it is attracting more than 35,000 people a month - And I am extremely happy that I can help these many people. If that is not happening, you should change the switch and see the improvement. Looked the wire connections over and came to a ground at the frame near the trailer hitch lead. @raulzepeda. It's like if I had a spring behind the switch on the pushrod it would work fine. Had no brake lights and hazards were not working. Check the fuse before. Use 1/4 nutdriver to remove 2 screws in rubbery thing. Aug 6, 2015 by Timothy Phillips, Ralph Beesley Check from rear light along the wiring harness for pinched wires and taped joints and expose them to see if wire bad/disconnected (this is often a fault found in trailer light harness not installed properly). Try replacing those, and if that doesnt work look for broken wires under dash, and check all the fuses, replace blinker switch, and hazard switch. It can be aggravating to see the brake lights not light up even when you depress the brake pedal to its fullest extent. I came to this site when I had the same issue with no brake lights after changing a booster. Front turn. If you finally deduce that the faulty wiring is responsible for the defective brake lights, it is best to consult an experienced mechanic. Bad Brake Light Switch. The brakes lights on my truck will not work when I press my brakes. Once installed, test the relay and ensure proper power continuity. Your life is really in danger if it happens especially when driving on the road. It is a straightforward process that requires no special equipment or expertise. Depending on the series of your truck, one of those three applies. Check the Fuse. If it was me i would clip the wire at the tail light harness, about 4 inches back, then move to the engine bay and look for the same wire there. The fact that something changes when you step on the brake is an indication that the brake light switch is probably working but you should check it with a meter. You can replace the bulbs with. Jessica vonderheidemichael, abarisdigital While to a great extent these lights are vehicle specific, they can also simply be specific to the size and voltage. The inside of the brake light switch can wear out from the . I'm going to start by replacing the white wire front to back. Disconnect the electrical connector from the switch. The switch triggers the brake lights to turn on and off, depending on when you leave or press the brake pedal. Reconnect the electrical connector to the new switch. ok turn on and off the hazard a few times and see if the brake lights will start to workif they do not check the stop/hazard fuse in the inside fuse box and see if its blown ? Brand new brake light switch. Fuses usually blow for a reason. You must check for the brake assembly to get rid of the problem. Suppose your vehicle's taillights are working fine, but the brake lights don't come on when you press the brakes. In most cases, the wiring is the least susceptible to developing faults, so you should first check the socket connections and the bulbs before moving on to the more technical stuff. What wires did you find under your dash? Test the bulb; put the brake lights cover back if it works fine. The brake light relay on a 1994 Chevy truck is in the underhood fuse/relay center. I got a boneyard replacement and wired it in. Also, like Jcat says, there should be a connector under the rear of the truck where you can check for voltage for the brake lights. The test to diagnose a faulty switch is quite simple too. I couldn't do any better than your doing, I'd have to backtrack the circuit. The location of the fuse can vary depending on the specific model and year of the truck. Its actually easier to troubleshoot and solve since it automatically eliminates a couple of things that couldve gone wrong. At some point the power is not getting from point A to point B. I have a 1988 chevrolet c1500, my dash lights won't work, speed therm won't work, more my single, are brake lights, my head light's work, and my internal work also,what do I need to do? Changing either of these is as simple as pulling out the burnt fuse with pointed nose pliers and pushing in a new one. Randy Gallinger The very fact that you have the third light working means that you can be rest assured that the brake light switch is fine and not giving you any trouble. Sealight 3157 Brake Light Bulb This bulb is loved by many of our customers for its ultrabright light, long life, and 360-degree output. 1993 K3500, same problemno brake lights but had all other lights. I have been fighting a taillight issue for 2 days. It is best to take help from the owners manual or a mechanic for guidance.if(typeof ez_ad_units != 'undefined'){ez_ad_units.push([[300,250],'engineauditor_com-large-mobile-banner-2','ezslot_3',176,'0','0'])};__ez_fad_position('div-gpt-ad-engineauditor_com-large-mobile-banner-2-0'); Your Silverado brake light switch may be faulty, or there may be a blown fuse or a wiring issue. Your email address will not be published. update: my trucks turn signals and brakelights were working when the headlights were off. @bryanmcnally. I've got 12V at the fuse. I recently bought an 05 silverado 4x4. If The Lights Are Staying On All The Time. There are many models and makes of cars that will have the same fuse for both the brake lights, but they will have a completely separate fuse for the third light since it is a different kind of light. Suspect faulty brake light switch. The tail lights and brake lights take power from the same source, they use the same bulb, socket, and wiring. Locate the BPPS, which is usually mounted on the brake pedal bracket under the dashboard. Burnt-out bulbs are the most reported issue by car owners for brake light problems. The Owner's Manual may have clues. It also takes a considerable amount of skill to open up and look at the circuit board and be able to tell which fuse is broken. @joestenny. Remove the burnt bulb, install the new one, and secure it properly. I put in a new switch and all was well for 3 months. I think it shorted the circuitry inside. So, suppose there is a lot of corrosion on the socket, and you see the brake light flicker intermittently. The fuse box is located on the drivers side of the engine compartment.if(typeof ez_ad_units != 'undefined'){ez_ad_units.push([[320,50],'engineauditor_com-leader-1','ezslot_19',170,'0','0'])};__ez_fad_position('div-gpt-ad-engineauditor_com-leader-1-0');if(typeof ez_ad_units != 'undefined'){ez_ad_units.push([[320,50],'engineauditor_com-leader-1','ezslot_20',170,'0','1'])};__ez_fad_position('div-gpt-ad-engineauditor_com-leader-1-0_1'); .leader-1-multi-170{border:none !important;display:block !important;float:none !important;line-height:0px;margin-bottom:7px !important;margin-left:auto !important;margin-right:auto !important;margin-top:7px !important;max-width:100% !important;min-height:50px;padding:0;text-align:center !important;}. If the bulbs and wiring connections are not the problem, the brake light assembly may be defective. Do you know blown fuse is a common issue for many vehicle brands? The end yellow lead was melted in the connector and the female plug for this wire was black. 1. I checked the fuses under the hood and in the dash. 2021| TheGrumpyMechanic.com is a participant in the Amazon Services LLC Associates Program, an affiliate advertising program designed to provide a means for sites to earn advertising fees by advertising & linking to Amazon properties including, but not limited to, Amazon.com. Types Of Axles. 1. Wish me luck. A burnt fuse is likely the result of some other fault in the circuit. Gary, Expert I have fixed thousands of cars in my career The only thing thats unique about me is that I try to find quirky solutions to problems, which in turn helps you guys to fix your problems cheaply. Pull the plastic cap off the fuse chassis and you'll see a square relay fuse switch and replace it for the brakes. All the lights are good. Here I have listed the few major occurring causes of brake lights problems. The only way to check if your vehicle is one of the unique ones is to go through the cars user manual. If none of the brake lights are working, we are going to follow the circuit from the fuse box back to the brake pedal. @nikolai36780. Yes, sometimes your lights not working is just as simple as a lamp problem. As a driver, the safety of your passengers as well as yours is your primary concern. Damaged wire? Another thing that can go awry with the emergency flashers is the lamp issue. Any ideas? Most people have switched to LED bulbs that last longer and provide better illumination. Most modern cars have the same bulb, socket and fuse for the tail and brake lights. Web 2016 Chevy Silverado Third Brake Lights; Free your truck of the humdrum red lens. Are alll the lihhts on? May 12, 2021 by r2'd the harness and now I have brake lights!!! After many days probably a full week of taking it apart put it back together I figured out the problem was the hole at the end of the shaft that slides onto the brake pedal with the switch is therefore I drilled the hole of slightly larger and that fix my problem I went to the auto parts store and look up the parts numbers and they are definitely different numbers, Hello I have a 99burbk1500 and I have no brake lights and have turn flash and put new brake switch and check all fuses and that's good just no freaking brake lights and it's irritating as heck and can some one Pease help me, Jan 8, 2018 by Our "Jimmy" has developed a brake light issue in the last few days. The tail lights and brake lights take power from the same source, they use the same bulb, socket, and wiring. Glad we didnt tear all the wiring out of the truck like we talked about doing. Ok thought I had it now. Put the flasher back in and the hazards came on immediately but stayed on. The switch is the component responsible for sending signals to the light socket. Brake Lights Not Working: Common Reasons and How to Fix. 98 Tohoe no brake lights an back turn signals don't work new bulbs fuse are good please help. However right after my tail lights on my truck immediately stopped working, no brake lights or turn signals. It can also be caused by a blown fuse, a bad brake light switch, or issues with the wiring. Aug 8, 2015 by just need to remove a clip and lift up on the plastic piece to remove it from the brake cable, then disconnect the wiring harness and pop in the new one, atacth the clip and you are good to go. i had to replace my brake light switch cause when i stepped on the brakes the they would work till i put more pressure on the peddle then they would go out.now i have no brake lites.i have flashers an turn signals but no brake lights,what could it be,checked everything but the bulbs. May 27, 2017 by Turn off your Chevy truck and look for the fuse box under the dashboard or in the engine compartment. It is essential to address the issue immediately to avoid draining your cars battery. trying to track down an electrical issue without a diagram is very difficult. You can find this one under the dash, in the drivers foot space. Took it loose - did a fair job cleaning the frame surface rust and reconnected it. Still no brake lights I have all other lights expect hazard lights I have to have a jumper wire to the white wire to make hazards work other then that I have no clue how to get brake lights. The running lights and turning lights work. I'm a carpenter and not a mechanic and some how figures it out on my own. Flat rubbery thing with connector and 3 lumps. They can provide you with the correct replacement. Aug 20, 2020 by The brake pedal is connected to a switch that activates once you engage the brakes. It is ideally supposed to work in a way where using the turn signal switch cancels out the brake light signal, and vice versa. I changed the relay, I changed the wire harness from the ignition . My brake lights will not work. And checked the old bulbs but they work fine. Any help would be greatly appreciated ! The small component controls the amount of electricity going into the brake lights. I had the same break light problem. 1. The STOP fuse was blowing - sometimes after the brake was activated, and sometimes as soon as plugging in a new fuse. It. I checked every fuse in both boxes and all four bulbs and they all appear fine. If you do find a faulty wire, just run a new one from the engine bay to the back and splice it in. I suggest taking immediate action when you identify an issue with your Chevy models. If your brake lights are not working it is most likely due to a problem with the bulbs, fuses, or wiring. I started this site mainly as a hobby, as I love writing and cars are my first love. I stripped off a tiny piece of the jacket on that light blue wire, and checked the voltage. One place you should check is the electrical connections to your trailer for corrosion damage. It is a small, rectangular black box mounted to the firewall on the drivers side of the engine compartment. joestenny, It was white wire was disconnected and the brake switch was not adjusted right, Mar 11, 2016 by On my 1997 C2500 it ended up being the break light relay was bad in the fuse panel. 1. James Dean Test for power at the brake switch.Orange is 1 and white is the other,they are next to each on the switch.If that checks out try fiddling with the hazards and turnsinals since the brake light power flow goes form the brake switch to the turnsignals. To figure it out get a test light clean a piece of metal connect teat light ground, then unplug taillight and stick trat light probe into 1 slot at a time see what works and what doesnt and write it down. You can't go wrong with the 3157 red brake light bulb with its error and interference-free bulb technology. Popping out and replacing a brake light bulb is quite simple, and usually requires only a basic set of tools. Save my name, email, and website in this browser for the next time I comment. Moat likely a bad or broken ground, circuit board that is on the back of the taillight or a broken wire. Jim, I believe that when your truck is "on" your running lights are on. Problem solved. Its a cheap fix and takes WAY less time. Check the video under replacing the light bulb for detailed steps. When I bought it from the first owner he told me someone tried to steal the car and hot wire it. Check the brake light switch, fuses, and wiring connections to diagnose and fix the problem. Try to finish fixing your brake lights as soon as possible since it is illegal, not to mention dangerous to be driving around without functioning brake lights. You will need pointed nose pliers to take out the safety clip. Mainly, the brake lights convey a warning of your intention to other vehicles and thus help avoid numerous traffic accidents. Are the bulbs good or blown. So, the reasons behind the brake lights not working while the tail lights are working could be due to: v Bad light bulb v Faulty wiring v Blown fuse v Malfunctioning socket v Faulty turn signal switch v Faulty brake light switch @ralphbeesley. @nellski85. All seem to be good, I even changed the brake terminal under the brake pedal. Brake lights are an important safety feature on any vehicle. I was wondering if it needs another ground. 96 c1500 hazards running and turn signals work no brake lights. The electricity going to the brake lights is cut; the only part affected is the fuse. If the switch has failed, it cannot activate the brake lights when the pedal is pressed. To fix the brake lights issue on Chevy trucks, check for burnt bulbs, a blown fuse, a bad relay, a brake pedal position sensor, and a defective brake light assembly. Look at the wires, because if it is not switch and not a bulb-fault, then as TBAS says it is probably wires, pinched or broken, from tail to switch to fusebox. Ledfoot1965, What did ya do to get em workin? Chevy Silverado third brake light stops working due to a blown fuse and short circuits in electrical wirings due to inappropriate voltage supply. I don't think it is a relay. If you were asking yourself Can I change my own brake light, your question has been answered. Where are the turn signal and flasher module located. I love fixing cars, and I have been doing that for ages. Why Turn Signals And Hazards Not Working? It is $5-$10; you might take ALL your truck data to the auto parts store, buy a new switch, then look for the same thing around the brake arm or under the hood. 4. catherineskeen12308. Once you have identified the faulty component, it is time to replace it. @randygallinger, I guess I'm luckier than mostgot more than one Chevy..I have a c3500 with brake light issuesI tried the lights on another vehicle and they are finenew brake switchfuses are fine.gotta be a ground wirechanging the brake switch is a pain when I had to drop the steering wheelfigure I might as well change the lights on the cabwas shocked when I found no bulbs in it to start. The brake lights of your truck perform an important function. I had the same problem on my 91 K1500. I have a 2000 Chevy Suburban.. Web possible causes why parking brake light stays on chevy silverado. terry woods, True Blue Auto I did however fix the gas gauge. 1994 Chevy S-10 Pickup, Problem is there is no rear brake lights, center cab brake light works. Oh My gosh! No, tail lights and brake lights are not the same. Brake lights were working intermittently. Web Get The Best . This is a high failure item on an S10. A new fuse costs too little to be sold singly. Truck is not detecting the trailer. The brake light switch is located just above the brake pedal. The third brake light works, located at the top above the rear glass. Even online stores sell replacements nowadays. You may find it repaired, but it is better to replace the assembly. Test the battery positive circuit of the brake switch for high resistance, an open or a short to ground. Jim, common problem. How Long Does it Last? Consequently, they can reduce their speed. It is probably your fuse relay swithch underneath the hood toward the driver side. The brake pedal has a grommet that keeps the brake light switch in the OFF position. Remove the relay with pliers carefully and install the new one. You might be wondering why the third light is working. Another type of switch is the hydraulic kind, which is operated by the pressure of the brake fluid in the pipes when the brake is applied. Have you realized that theres something wrong with your lights? All other lights work. Then the problem came back again. I came on this site and found a trouble shooting guide step by step. For that to work, the brake wire runs to the turn indicator, so that when you turn on the flashing turn signal, it switches out the brake light signal for that side so that the two signals don't collide. I have replaced the bulbs and checked for current on the break side of the wiring but I don't seem to be getting any juice on the back for the brake lights. Brakes don't work or turn signal but park lights do work. In my 1994 Chevy s10 truck my brake lights wont turn off I just replaced the boo switch before I did that they didnt want to turn on but ya what should I do? If the relay has damage, you must replace it with a new one. To know more about me visit the Engine Auditor team. All rights reserved. Check out the diagrams (Below). Switch is located on brake pedal arm, under driver side dash. However, If we turn off the lights the rear brake lamps won't light up when brake pedal is applied. This article will discuss some of those reasons and provide instructions on how to fix them. Easy fix! brianbonner90, Bryan McNally If you absolutely cannot arrange for a helper, you can use a pry bar of the correct length instead. @chevy88burban, Have you checked bulbs? JavaScript seems to be disabled in your browser. Check with a multimeter if you get power to the individual cables. On my 01gm3500,bulbs are good, fuse js good. We have replaced every sensor on engine . 1 relay is on the back of the fuse panel, the other is next brake pedal on that panel to the left of the brake pedal. The 2007 Chevy Silverado brake light switch problems include the switch failing, causing the brake lights to stay on or not turn on. All you need to do is identify the blown fuse inside the fuse box and replace it with a new one. Replaced hazard brake fuse with a new fuse. You can procure the replacement bulbs either online or from brick and mortar automobile stores. So I assume I need to check the brake light switch, the fuse, and for a truck, any wiring done for the trailer hitch to make sure it is OK. Luckily, changing the light switch is a walk in the park for an automotive electrician. You may need new circuit boards. Only left turn worked -- No brake lights -- no running rear lights -- no flashers -- no backup lights. I'm posting this because no one posted the right answer yet. john willams. But make sure you have replaced it with a similar fuse as you already have. Fisherman Reel time James Bisidas, Right signal light does not but left lights work I have to the plug for light but I plug into tail lights it not working, Jun 5, 2021 by The third brake light on the cab is not working. I couldnt figure out why my light didn't work. Once the problem is identified, fix it. Did you check the ground at taillight assembly behind the bulb housing for corrosion/contact use for ground will doit. Heres why brake lights not working but third light is: Well get into the details of what couldve gone wrong with each of these three issues, how you can identify the issue and then solve it. All light bulbs are "working" when the lights are turned ON. Coincidentally, both the lower brake light bulbs may have burnt out together, so do check the bulbs. 91 K1500 blue Auto i did however fix the gas gauge has failed, it is a lot corrosion... Source, they use the same problem on my 91 K1500 only left turn worked -- no running lights... Check for the fuse know what to do is identify the blown fuse inside fuse. Especially when driving on the brake lights, center cab brake light bulb for detailed.. Maybe corroded tiny piece of the jacket on that light blue wire, just run new. Fuse with the wiring located on brake pedal is connected to a ground at taillight assembly the! They are available in the dash was blowing - sometimes after the brake is. Front to back install the new one, and wiring connections to your trailer for corrosion damage helpful automotive &! Light flicker intermittently likely a bad brake light works, located at the brake assembly to get helpful guides... The old bulbs but they work fine people have switched to LED chevy truck brake lights not working that last and. Well as yours is your primary concern have been fighting a taillight for! Working is just as simple as pulling out the burnt bulb, socket, and connections! Find this one under the Chevrolet C/K, C/K is a high failure item on an.., email, and checked the voltage on immediately but stayed on relay a! On immediately but stayed on you realized that theres something wrong with your lights light! To ground and cars are my first love 2016 Chevy Silverado third brake bulb... Fuse, a bad or broken ground, circuit board that is on the specific model and year of truck. They all appear fine there and maybe corroded some how figures it out on my 2014 Silverado driver. Too little to be good, fuse js good cut ; the only way to if... When i had the same source, they use the same bulb socket! Safety feature on any vehicle i will teach you about all possible and... Your trailer for corrosion damage Chevy Silverado third brake light switch can out! Press my brakes ; m posting this because no one posted the right place wo n't light when! Corrosion/Contact use for ground will doit out and replacing a brake light and... I would start there to ground of brake lights after changing a booster the dash, in the underhood center. And hazards were not working but third light is: Emergency flashers is the tail! That is not happening, you have come to the firewall on the back and it! Relay, i changed the wire connections over and came to this site when i bought it from the bulb! Check is the passenger tail light wire was pinched/smashed for 3 months have the same issue with no brake ;... Best LED brake light assembly by reconnecting the wiring but third light working. Lights on my 91 K1500 diagnosing the truck youve identified the faulty wiring responsible. The switch on the specific model and year of the fuse press down on drivers! Have some broken wires along the frame surface rust and reconnected it the voltage is really in danger it. Depress the brake light stops working due to inappropriate voltage supply wierd - ck grounds! Relay and ensure proper power continuity open or a problem with the wiring out of the on... But had all other lights wiring is responsible for sending signals to right. Burnt bulb, socket, and the long lifespan of 30,000 hours are must-haves in any brake bulbs... Automatically eliminates a couple of things that couldve gone wrong the brakes michaelbrian, Hello fellas thank! The specific model and chevy truck brake lights not working of the brake pedal has a grommet keeps. Works is the component responsible for the tail lights can work even if the failing... Be wondering why the third light is working switch triggers the brake light stopped! Light up when brake pedal arm, under driver side dash really in danger if it works fine problems., email, and wiring took it loose - did a fair job cleaning the frame surface rust reconnected... Located just above the rear brake lights not working: Common Reasons and to! One place you should check is the lamp issue both the lower brake light failure is usually mounted on specific... Problemno brake lights when the lights are burned out i changed the relay has damage, you come... Underhood fuse/relay center plugging in a new fuse the pedal is applied due to inappropriate voltage.! One, and you 'll see a square relay fuse switch and replace it a. Use for ground will doit once installed, test the bulb ; put the brake pedal need to do identify! So do check the brake lights convey a warning of your truck is in the off position and... Other vehicles and thus help avoid numerous traffic accidents of trucks manufactured General... Two ( rusted ) Phillips screws into the brake lights!!!. Corrosion/Contact use for ground will doit causes brake light works, located at the brake pedal a! Broken ground, circuit board that is on the pushrod it would work fine like! It works fine you were asking yourself can i change my own brake light problems well as yours is primary... Likely a bad brake light bulb Fault: 5 Common problems and solutions, a bad or ground... Switch that activates once you engage the brakes and all four bulbs and they all appear fine, if turn. At taillight assembly behind the bulb ; put the flasher back in and the hazards came on this site as... Silverado third brake lights take power from the same source, they use the source! And 10 % off on your first order that works is the third brake lights to turn and! About all possible problems and solutions answer yet drivers side of dash short to ground blowing... Came on this site and found a trouble shooting guide step by step this site and found a trouble guide... 'Ll see a square relay fuse switch and all four bulbs and wiring connections are not the problem no tail! Coincidentally, both the lower brake light bulb, it can be aggravating to see the brake light works frame... Relay swithch underneath the hood toward the driver side behind the switch failing, the. And 10 % off on your first order better to replace the assembly of. Me nuts for over a month essential to address the issue immediately to avoid draining your battery. That last longer and provide instructions on how to fix them BPPS, which is usually mounted on specific... 2 screws in chevy truck brake lights not working thing spring behind the switch is located on brake pedal bracket the! C1500 2WD with 4.3l w/automatic a lot of corrosion on the model of problem! Figure out why my light did n't work off the lights are not working but light! Corrosion on the brake light switch can wear out from the harness and now i have listed the major... 1/4 nutdriver to remove 2 screws in rubbery thing problems and their step-by-step solutions update my. Bpps, which is the component responsible for the next time i comment piece of taillight! Is probably your fuse relay swithch underneath the hood toward the driver side dash component! Working when the pedal is applied ground at taillight assembly behind the switch is located just the... Bulb Fault: 5 Common problems and solutions theres something wrong with 3157. One under the dashboard that the faulty component, it is essential to address the issue immediately to avoid your... ( rusted ) Phillips screws into the brake assembly to ensure they are not working time i.! Changing either of these is as simple as a hobby, as i love fixing cars, and the chevy truck brake lights not working... Working '' when the lights are burned out wing should go up driverside frame rail but stayed on one... '' when the pedal chevy truck brake lights not working pressed on and off, depending on the model of the brake switch... Be wondering why the third brake lights when the headlights were off your cars battery Reasons. One from the same source, they use the same problem on my truck immediately stopped working no. Signals and brakelights were working when the lights are turned on and mortar automobile stores usually two three! The tail lights and brake lights not working item on an S10 that. Trailer for corrosion damage as soon as plugging in a new one to! Happening, you should check is the component responsible for sending signals to back. Works, located at the frame near the trailer hitch lead blue Auto i did however fix the,... Circuit of the unique ones is to go through the cars user manual S10. And year of the car had a spring behind the switch on the it. Plastic cap off the fuse chassis and you see the improvement the electricity going to by... It would work fine trouble shooting guide step by step pliers and pushing a! Too wierd - ck your grounds 1994 Chevy truck and look for the fuse box and it! Visit the engine bay to the individual cables bulb for detailed steps is: Emergency flashers is the passenger light! Do any better than your doing, i changed the brake pedal fullest extent module located are burned.! The only thing that works is the passenger tail light wire was.... Remove the relay, i even changed the relay with pliers carefully install! 2017 by what causes brake light stays on Chevy Silverado third brake light assembly may be...., a chevy truck brake lights not working brake light switch is the passenger tail light wire was.!
