GMT 800 & Older GM General Discussion 2006 & Older Trucks | General Discussion

engine light

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Old Nov 12, 2006 | 07:33 AM
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navy_ao_05's Avatar
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From: augusta, ks
Default engine light

the service engine soon light came on on the way home any ideas.....i got my truck leaving work but thats it turned a corner and on it came..
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Old Nov 12, 2006 | 09:23 AM
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did you check the codes???
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Old Nov 12, 2006 | 09:29 AM
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Originally Posted by foxracingfreak
did you check the codes???
Yea, really can't begin to even take a guess without knowing what codes are stored in the PCM. Could be anything from a loose gas cap to a dead cylinder to a bad sensor, etc.
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Old Nov 12, 2006 | 09:50 AM
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on what these guys said.
bring it to autozone and they will hook up scanner and scann it for free.
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Old Nov 12, 2006 | 02:49 PM
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it was my o2 but i dont have themi had to delete the code thanks guys
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