EN
Parts & Tools Parts & Tools
Mechanics Mechanics
Gear Guide Gear Guide
search

Engine Light Is On: 2000-2006 GMC Yukon XL 2500 - What to Do

David Hobbs helped make these videos

We are still working to obtain content for your car, however the video above is believed to have similar characteristics as your car.

 
Video Description

A check engine light can indicate a broad spectrum of problems with your 2002 GMC Yukon XL 2500. In some cases you need to pull over immediately to prevent damage while in others you merely need to tighten you gas cap next time you stop in order to reset the service engine soon light. The video above shows how to locate the on board diagnostics (OBD) plug on your 2002 Yukon XL 2500, how to read the trouble codes and how to reset or clear the check engine light using a scanner on your Yukon XL 2500.

Intermittent Check Engine Light: If the check engine light on your 2002 Yukon XL 2500 is intermittent, try to take note of the conditions when this happens. For example, does it happen when you accelerating, driving on the highway or does it appear at low speeds? This will help your mechanic evaluate the issue. Steady Check Engine Light: If your check engine light is on every time you operate your Yukon XL 2500, you need to have it checked as soon as possible, especially if you notice performance problems or unusual noises. Flashing Check Engine Light: If your check engine light is flashing, stop driving your Yukon XL 2500 and have it towed to your nearest mechanic - you probably have a very serious problem with your car and you risk ruining your engine by driving it. If you are unsure about what your diagnostic trouble codes mean; have your Yukon XL 2500 diagnosed by a professional automotive technician.

Other videos you might find helpful

  • Coolant Flush How-to: GMC Yukon XL 2500 (2000-2006)
    Coolant flush

    Flushing the coolant in your car is not that hard and will extend the life of your engine tremendously - learn how here!

    2002 GMC Yukon XL 2500 SLT 8.1L V8
  • Follow These Steps to Add Power Steering Fluid to a GMC Yukon XL 2500 (2000-2006)
    Top up power steering fluid

    Help keep your car as responsive as you are by maintaining proper power steering fluid levels

    2002 GMC Yukon XL 2500 SLT 8.1L V8
  • Cabin Filter Replacement: GMC Yukon XL 2500 2000-2006
    Change your cabin air filter!

    Dirty cabin air filter cause undue wear on your car's heater and AC and can cause bad odors

    2002 GMC Yukon XL 2500 SLT 8.1L V8
  • Check Oil Level 2000-2006 GMC Yukon XL 2500
    Oil level check

    Cars burn, leak and otherwise dispense of their oil. Check your level frequently and top up when necessary

    2002 GMC Yukon XL 2500 SLT 8.1L V8
  • 2000-2006 GMC Yukon XL 2500 Oil Leak Fix
    Plug the oil leak

    If you are leaking oil and parking on your oil spots each night, the oil is breaking down your tires' rubber

    2002 GMC Yukon XL 2500 SLT 8.1L V8
  • 2000-2006 GMC Yukon XL 2500 Brake Fluid Level Check
    Check your brake fluid

    Stop! Checking your brake fluid from time to time is a great way to ensure safe stopping

    2002 GMC Yukon XL 2500 SLT 8.1L V8
  • See all videos for the 2002 GMC Yukon XL 2500
Comments
The Right Parts
The Right Tools
gas caps code readers fuses phone holders fuel injector cleaner floor mats terminal clamps gas tank doors