2004 Chevrolet Malibu Maxx Q&A
2004 Chevrolet Malibu Maxx Question: My check engine light is on.
I've already replaced the spark plugs and wires. What else could it be? The code that it pulled was cylinder 1 misfire. I don't remember the actual code though. - Visitor
may have been a 301 code.check the coils. - shadetreemobile
A Loose or worn gas cap may cause Check Engine Light to illuminate.