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Q:

cp is ok eng. light on car runs ok gas cap on rt. will low oil or due for oil ch on 2004 Chevrolet Aveo

Rookie cbe0621eac06868b3efe0d8d1d3611e23c60d3114864ea2ec19a68cfbd3eebab
cause eng lt to come on?
(1) Answer
To diagnose the problem you need to retrieve the trouble codes(s) stored in the car's computer.