Showing articles & questions for topic
light bulbs

Related articles

Do High Beams Use Separate Bulbs?
Your headlights have two settings – high and low. High beams are used when you’re driving at night on a...
Do High Beams Use Separate Bulbs?
Your headlights have two settings – high and low. High beams are used when you’re driving at night on a...
How to Replace a Brake Light Bulb
Brake lights are powered by bulbs which fail when the brake light is dimmer than usual, is slow to respond, or the Brake Warning Light comes on.
How to Replace the Headlights on a Toyota Prius
Your headlights are one of the most important safety components for your car. A broken headlight bulb can endanger yourself and others on the road.
How to Clean Headlight Covers
Car headlight covers get dirty with time and use. Cleaning car headlight covers can make your headlights brighter and easier to see for safer driving.
How to Replace a Car Trunk Light Bulb
Car trunks are lit by a trunk light for both convenience and safety. Replacing a bad bulb is important for nighttime emergency roadside situations.
What Does the Bulb Failure (Exterior Light Fault, License Plate Bulb, Brake Light Bulb) Warning Light Mean?
The bulb failure light turns on when any exterior light on your car isn't working. It's important to fix this so others can see your car's position.
Symptoms of a Bad or Failing Tail Lamp Bulb
Common signs include the tail lights not working when the headlight switch is activated and the brake light not working when brakes are applied.
Symptoms of a Bad or Failing Reverse Light Bulb
If your car's reverse lights don't illuminate or are dimming, it may be time to replace the reverse light bulbs.
Symptoms of a Bad or Failing License Plate Light
If the license plate light is flickering, is foggy, or does not produce light at all, you may have to replace it.
Do High Beams Use Separate Bulbs?
Your headlights have two settings – high and low. High beams are used when you’re driving at night on a...
Do High Beams Use Separate Bulbs?
Your headlights have two settings – high and low. High beams are used when you’re driving at night on a...
How to Replace a Turn Signal Bulb
Replace burned-out turn signal bulbs quickly to drive safely and legally.
How to Replace a License Plate Bulb
The license plate lamps are designed to illuminate the plate and registration tags on your vehicle and make it easily visible to...
How to Check Your Car Brake Lights
Car brake lights are essential for driving safely. Check the brake lights and brake fuses regularly to keep the brake system working well.
How to Replace a License Plate Light
When a license plate light bulb goes out, it may be illegal in some states to drive in public. Here's a guide on how to replace it.
How to Replace a Console Shift Indicator Bulb
Console shift indicator bulbs allow you to view your gears in the dark. This bulb can either last the life of the car or break unexpectedly.
Symptoms of a Bad or Failing Reverse Light Bulb
If your car's reverse lights don't illuminate or are dimming, it may be time to replace the reverse light bulbs.
How to Replace a Tail Light on SUVs, Vans, and Hatchbacks
Tail lights are vital for safety on the road. Over time, a tail light may burn out and require you to replace a bulb or the whole assembly.
How to Replace the Courtesy Light Bulb on Most Vehicles
Courtesy light bulbs may not be working if the car is dark when the door is open. Dome lights need a bulb or an entire assembly replaced if broken.

Related questions

Turn signals not flashing
Hi there, It's not very uncommon for both tail lights to fail at the same time. However, the water or condensation inside the tail lamp (https://www.yourmechanic.com/article/symptoms-of-a-bad-or-failing-tail-lamp-bulb) may indicate a larger problem. If you replace the light bulbs it could cause...
Brake lights don't work
Hello. This is typically caused by a brake light switch (https://www.yourmechanic.com/services/brake-light-switch-replacement) problem. This is located on the brake pedal assembly and is a common failure. I always test them before replacing them, but most of the time these are bad...
The light bulbs on the tail lights work and I changed the fuse but the lights won't dim at night
Hello, thank you for writing in. You have covered the basics. You know the brake lights work, but they are not getting the power they should have under all circumstances. The most direct way, at this point, to find the...
Got my fuses checked and my headlights still don't work but high beams do what else could it be
It is possible both bulbs are burned out. The filament in each bulb should be tested with an ohmmeter. The bulbs can also be powered off the car to see if the filaments work but be wary of short circuits...
Someone disconnect my right side flickering lights from the back how do I connect them back?
YourMechanic can help you with this. Please request a turn signal circuit malfunction diagnostic (https://www.yourmechanic.com/services/turn-signal-light-is-not-working-inspection) and the responding certified mechanic will get this taken care of for you. Using a continuity tester, the mechanic will check the turn signal circuit...
I have a 2004 Mercedes Benz ML350.
Hi there. Check the brakes and the wheel speed sensors to see if the are damaged or worn causing the ESP light to come on. A worn brake (https://www.yourmechanic.com/services/squealing-noise-from-brakes-inspection) pad can cause the ESP light to come on as the...
My brake lights are not working, fuses are good
It is possible both bulbs are burned out. The filament in each bulb should be tested with an ohmmeter. The bulbs can also be powered off the car to see if both filaments work but be wary of short circuits...
Changing tailight/brake light double filament bulb on 08 sienna. Bulb is stuck in socket. Bad. Can't pull it out. Any ideas?
If the bulbs are stuck in the sockets then the sockets most likely got overheated from the bulbs and deformed the socket. You will need to replace the sockets and the bulbs.
electrical issue and the tail light bulbs keep popping.
Hi there. Sounds like there is a few different electrical issues with your vehicle. Check the door courtesy light switch for a loose ground or a short in the wire. A loose ground will cause the interior lights to work...
Removing brake light bulb
Hello. The brake light bulb for your vehicle uses a twist lock type base. To remove the bulbs, gently push down to unlock them from the base, and then rotate them counterclockwise and out. If the bulb is stuck, gently...
Headlights
Hello...the headlight circuit is fairly limited in extent, so if you request a headlight circuit diagnostic (https://www.yourmechanic.com/services/headlight-is-not-working-inspection), a certified mechanic will get this resolved for you promptly. It is possible for both bulbs, left and right side (the low beam...
One headlight working - changed the bulb and it didnt work
Hello, thank you for writing in. Several issues will cause faults with the bulbs. If the dim fog light and broken headlight are on the same side, this is a good indicator that there is an electrical wiring issue. Essentially,...
Left front blinker won't blink when the lights are on or parking lights
Be sure the bulb filament is intact, although if the turn signal works, as you say, when the headlights or parking lights are off, the filament is probably OK. For some reason, the turn signal circuit is being interrupted by...
1998 Ford Expedition - when I open just the driver side front door the dome light flickers on and off -- why?
The switch in the door frame is probably not making good contact. That is fairly easy to test just by bypassing the switch. If that is not the issue, a simple trace of the dome light circuit will reveal the...
Hey my check engine lamp work but my Rom and speed lamps do not what could cause this
The instrument panel has quite a few separate bulbs. You may have a circumstance where some of the bulbs are faulty and need to be replaced. If you are referring to intermittent operation though and/or gauge malfunctions, the cause could...
Both headlights went out (not at the same time) for 2013 Cadillac ATS. Checked fuses looked ok. Could both halogens go out at arou
If the bulbs are both the same age, it would not be exceptional for them to fail at around the same time. A standard halogen headlight bulb could operate as long as 1,000 hours or so. A long life bulb...
Can a blown bulb cause a short in the circuit resulting in a drained battery overnight ? Mercedes Benz
Hello - no, I don't think it's possible for a light bulb to cause a dead battery unless it's left on overnight. Something else is going on here that's draining your battery. This problem can be diagnosed by connecting an...
What does it mean if my reverse lights are not working?
Reverse lights are an important safety feature that alert pedestrians, and other drivers, that your vehicle is about to move or is moving. If there is power at the reverse light bulb terminals when the vehicle ignition switch is on,...
Driver's side headlight keeps burning out. High beams and running lights are fine.
Hello. Thank you for writing in. There are several reasons why your bulb would continue to burn out prematurely. The first thing you want to check is that you are wiping any oils from your hands off of the bulb....
I need to figure out what headlight bulbs are needed for a 2016 ford Taurus
Hi there. When purchasing light bulbs for the headlights low and high beams, look at the old bulb and compare it to the new bulb. The part numbers do not need to match, such as, getting a bulb from a...

Need a mechanic?

Our certified mobile mechanics make house calls in over 700 U.S. cities. Fast, free online quotes for your car repair.

Get a quote