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2002 Saturn SL1 Question: How can I fix my OBD and warning lamp to pass my smog?



flick37, Anaheim, CA, March 15, 2012, 17:01

It failed the smog test due to a OBD communication failure and a warning lamp failure. How can I fix these?!

Also because my fuel cap want functional, it seems to seal fine but should i buy a new just to be sure?

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