2000 Chevrolet Prizm Repair and Maintenance
A guide to problems, costs, maintenance and repair for your 2000 Chevrolet Prizm
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2000 Chevrolet Prizm ProblemsCheck Engine Light Due to Failed Mass Air Flow SensorCheck Engine Light Due to Gas Cap Issue
A Loose or worn gas cap may cause Check Engine Light to illuminate.
2000 Chevrolet Prizm QuestionsCheck engine, code PO420?? (1 answer)
About 125,000 miles on it. Owned it since 90k roughly. Every once in a while the engine light would blink on, seemingly random (solid 55 straightaways, usually), then on next day startup or so, would be off. This time it turned on about a week after my last oil change (due for another soon), and ...
This this something I can fix myself and what is the problem