Check engine light blinking

Asked by Timmy23456ts May 20, 2018 at 02:51 PM about the 2004 Chevrolet Cavalier

Question type: Maintenance & Repair

I have a 2004 cavalier
with a 2.2l ecotec I just
put motor in the car idles
fine but when you drive it
the check engine light
starts blinking and the car
runs rough motor sound
good at a idle but can feel
a miss in the exhaust

3 Answers
590

GuruWR4JB answered 6 years ago

Sounds like your car needs a tune-up may need to change out spark plugs wires and distributor cap

1 people found this helpful.
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GuruLXVJ2 answered 5 years ago

I have a 2005 Chevy cavalier change plugs and wires check engine light keeps flashing code is 03040

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Guru9ZSP24 answered 3 years ago

FYI.....I had an oil change and car ran but rough, idled fine. After struggling with this I found that a hose had not been completely reconnected. Put it back on and ran fine. JSaying

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