1989 Buick Rivera failed smog test due to check engine light on.
dear sir, my car failed the smog test reason engine check light remained on did not shut off.i took it to several mechanics including the pep boys and no one was able to fix this problem .Do you have any suggestions.
Answer:
We can only suggest you have a auto mechanic who is smog check repair certified diagnose your Buick's failure.
posted by SmogTips Support
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