A mechanic replaced cat converter, oxygen sensor and I replaced the gas cap. Still the engine light comes back on.
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2007 Chevrolet Uplander Question: my van failed nj inspection for emissions and check engine light.
csubak30 February 14, 2013, 13:02Master
Get the code read and post on here to assist you. Autozone does this for free.
Answer #2Greg's Orange Auto (14582 Answers) , Orange, CA - (714) 361-9386globalhelper February 14, 2013, 13:04Master
what are the codes you have?
Answer #3badjoe242 August 04, 2014, 15:51Enthusiast
when was the last time you changed plugs and wires they do last longer than in the old days but not forever