How To Reset Check Engine Light On Gmc Sierra

How To Reset Check Engine Light On Gmc Sierra

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To reset the check engine light on a GMC Sierra, disconnect the battery for at least 30 seconds.

If you have a GMC Sierra, you may be wondering how to reset the check engine light. Here are some easy steps to follow to reset the check engine light on your GMC Sierra:

1. Open the hood of your GMC Sierra.

2. Locate the fuse box.

3. Remove the fuse for the check engine light.

4. Wait 30 seconds.

5. Replace the fuse.

6. Close the hood.

That’s it! You have now successfully reset the check engine light on your GMC Sierra.

How Do I Reset The Check Engine Light On My GMC Sierra?

To reset the check engine light on a GMC Sierra, disconnect the battery for at least 30 seconds.
How to Reset the Check Engine Light on a GMC Sierra

If your GMC Sierra’s check engine light is on, it’s best to take it to a mechanic to have it diagnosed and repaired. However, if you’ve already had it repaired and the light is still on, you can reset it yourself.

Here’s how to do it:

1. Locate the fuse box on your GMC Sierra. It’s usually under the hood, on the driver’s side.

2. Find the fuse labeled ECM/PCM.This stands for engine control module/powertrain control module.

3. Pull the fuse out and wait 30 seconds.

4. Replace the fuse and start your GMC Sierra. The check engine light should be off.

If the light comes back on after you reset it, that means there’s still a problem with your vehicle and you should take it to a mechanic.

Here’s a quick video showing how to reset the check engine light on a GMC Sierra:

What Is The Procedure For Resetting The Check Engine Light On A GMC Sierra?

To reset the check engine light on a GMC Sierra, the ignition must be turned on and the engine must be run for about 20 minutes.

If your GMC Sierra’s check engine light is on, you’ll need to reset it. Here’s the procedure:

1. Start the Sierra and let it idle for about 10 minutes.

2. Turn off the Sierra and disconnect the negative battery cable.

3. Wait for about five minutes, then reconnect the negative battery cable.

4. Start the Sierra and let it idle for about 10 minutes.

5. Turn off the Sierra and disconnect the positive battery cable.

6. Wait for about five minutes, then reconnect the positive battery cable.

7. Start the Sierra and let it idle for about 10 minutes.

If the check engine light is still on, you’ll need to take it to a mechanic to have it checked out.

FAQ

How Can I Clear The Check Engine Light On My GMC Sierra?

If the problem that caused the check engine light to come on in the first place has been fixed, then the light can be cleared by disconnecting the battery for 30 seconds.

Is There A Way To Reset The Check Engine Light On A GMC Sierra Without Going To A Mechanic?

The check engine light on a GMC Sierra can be reset without going to a mechanic. To do this, simply disconnect the battery for about 30 seconds. This will reset the light.

Conclusion

There are a few different ways that you can reset the check engine light on your GMC Sierra. One way is to simply disconnect the battery for a few minutes and then reconnect it. This will reset the light. Another way is to use a code reader to clear the codes that are causing the light to come on.

If you have any questions about how to reset the check engine light on a GMC Sierra, please leave a comment below.

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