2002 GMC Sonoma Q&A
2002 GMC Sonoma Question: Check Engine Lite is on
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 email@example.com - backyard tech
Check out these articles in the RepairPal Encyclopedia; http://repairpal.com/check-engine-light http://repairpal.com/check-engine-light-diagnostic-assistant - fernando
02 sensor front of catalytic converter or rear of converter. - Visitor
I have a problem with a 1996 Sonoma, wont start unless I pour a little gas in the breather, and when I do it starts. What is the problem?
I purchased a CarMD system and it says it is the purge control valve. Any other ideas ? I have also replaced the gas cap. I can drive the truck several days before the check engine lite comes on. O...