Silverado Mirror Turn Signal Not Working? – Here is Your Solution

Nobody wants to experience a malfunctioning mirror signal in a new car. However, it frequently occurs without warning, making it impossible for you to comprehend what is happening.

Here, I’m attempting to explain the precise cause of why the silverado mirror turn signal not working, as well as its potential fix. There are five common reasons for this problem. The main causes are damaged sockets, blown bulbs, battery damage, broken connections, and faulty alternators.

Whatever the issue, it can all be resolved quickly. So follow this to get the right solutions.

Why Silverado Mirror Turn Signal Not Working?

There could be many reasons why this situation exists. A few of them are simple to fix at home. Due to the complexity of modern trucks, some issues may be difficult to resolve on your own and probably require a professional.

Let’s examine the primary causes of this issue and their potential solutions.

silverado mirror turn signal not working
Valve Socket DamageClean/Replace
Bulb FuseReplace
Battery DamageReplace/Recharge
Poor Connection ContactFix/Change Wiring
Defective AlternatorReplace

Well, whenever this problem arises, people presume an internal issue may exist and begin removing the door’s lining. This is undoubtedly a bad approach. You shouldn’t start out by doing that.

To fix this more quickly, you ought to adhere to this serial.

Valve Socket Damage

Valve sockets are susceptible to damage from a variety of factors, including corrosion and overheating. Since there won’t be any specific signals for this, it is very difficult to understand when it is damaged.

Therefore, if your mirror turn signal stops functioning, check the valve socket immediately. Sometimes the valve functions properly, but the dirt and dust block their connection. In that case, you need to clean the valve appropriately and then give it a test.

It may also stop functioning if there is corrosion, but you can still use it by removing corrosion. But if you see that it has melted or broken. Then, it won’t be repairable. Therefore, there will be no option other than to replace it with a new one.

Bulb Fuse/Broken/Ruined

The ruined bulb could be the cause of your mirror turn signal not working. Your bulb is fused by overpowering. The fuse is thus damaged when it receives too much power. In that scenario, the bulb is unable to receive power and will therefore be ineffective. If this happens to you, there is no way but to replace it.

Battery Problem

If your bulb and socket are fine, but the signal is still not working. The problem could be the battery. Because the light is powered by the car’s main battery. If the charge runs out, your signal light will not work.

So go check to see if the battery is still good. If it’s not ok then probably the problem is something else. However, if the problem is the battery, you need to replace it or you can recharge it.

Poor Connection Contact/Bad Alternate

This is the most complicated problem among all other issues. It occurs as a result of improper wiring, damaged wire, or a loss of connection. To determine the exact cause, you must conduct a number of troubleshooting steps.

In order to check if the wires are damaged or separated, you can first remove the door’s lining or remove the whole device.

The individual wires can be seen when the whole device is removed. Additionally, you can use a tester to determine whether or not the power is blowing properly.

If the wiring is incorrect, the problem will be difficult and expensive to fix. However, it can be fixed quickly if it’s just a loose connection.

Defective Alternator

In some cases, the alternator is responsible for the problem. The alternator supplies power to all the necessary devices in a car, including the signal light. Therefore, occasionally you may have a problem despite having good wiring and a functioning bulb. This is a result of a defective alternator. The alternator can be easily repaired; you do not need to replace it.

I advise taking your car to the service point because it would be significantly more challenging if you drove a modern truck. Because the mechanism of modern trucks is quite complex compared to the old ones.

There are a few common issues with Chevy Silverados. One of them is a 2007 Chevy Silverado ignition switch problem. And now mirror turn signal issues are also becoming more prevalent.


Here are some frequently asked questions about mirror turn indicators, which I hope will help you.

How much does a new Silverado mirror signal light cost?

I’m not sure if the original one is still available. However, if you want to get it from another brand there are a lot of options. For example, the NSLUMO brand provides an excellent LED mirror light for the Silverado 19/20. The price range would be 40$ to 60$.
You want the better one with a wide range of options. You should get it from the ROCCS brand. You will be able to use it for any chevy Silverado 14 to 19 series. It will cost a bit more.

Can a mirror signal light for a p0102 Chevrolet Silverado be installed at home?

If you have prior knowledge of a truck’s mirror light, then yes, that is possible. Since p0102 is an old model most of the functions are separated into other devices. Therefore, you will understand the process with ease.
However, because the function becomes more complex, it would be extremely difficult to install a mirror light on a current Chevrolet vehicle.

What code does the mirror signal problem fall under?

The mirror signal problem falls under code B2234. Basically, code B2234 indicates problems with the mirror down switch, it does not particularly indicate the mirror signal. This code can be used to understand the mirror signal issue since there is no other code for it.

How much does it take to fix p0449 Chevy Silverado 2008?

To be honest, there are a lot of variables to consider, including the cost of labor today. Anyway, you will need to spend at least 100$ or more than that.

Final Word

I hope now you have the solution for silverado mirror turn signal not working. The mirror signal lights are quite delicate car components. And it frequently gets damaged for various reasons. Here I’ve discussed all the possible causes of this issue.

If your mirror turn signal stops working doesn’t mean the bulb is gone. It can be the battery issue, wire displaced, socket melted or damaged, etc. Therefore, whenever you encounter a problem of this nature, troubleshoot it to identify the precise issue. Take it to the service center for repair if it seems serious.

Hi, this is Johnny Norris grew up in a car-oriented family. I love helping people by solving different problems they face in their Chevy car. Following my suggestions, how-to guides, you can save up on a lot of money that would have been spent on paying a professional.