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2002 GMC Sonoma Question: Check Engine Lite is on

 

Question

rlechner2, V6, South Bend, IN, November 27, 2009, 10:30
 Rookie

What are the possible problems associated with the illumination of the Check Engine Lite.

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  • Answer #1

    November 27, 2009, 15:27
     Master

    Go to a Advance or Autozone parts house and ask them to code out the computer. Ask for the code numbers. e-mail me at swaths3644@mypacks.net

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    backyard tech, November 27, 2009, 21:06
     Master

    Can't help without a TROUBLE CODE

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  • Answer #2

    November 27, 2009, 20:40
     Master

    Check out these articles in the RepairPal Encyclopedia;
    http://repairpal.com/check-engine-light
    http://repairpal.com/check-engine-light-diagnostic-assistant

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  • Answer #3

    Visitor, April 12, 2010, 09:02

    02 sensor front of catalytic converter or rear of converter.

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