Starts but then dies. What do I need to do?

Asked by Cassandra Feb 09, 2021 at 12:08 AM about the 2005 Chevrolet Cobalt Sedan FWD

Question type: Maintenance & Repair

I have 05 Chevy cobalt 2.2 I recently changed the
fuel filter, even changed the fuel relay. I also
cleaned the throttle body. I tried to start it & it
starts but wont stay running. It dies as soon as
tree he rpm starts to go down. It wont hold idle.
What can I do?

2 Answers
18,665

munron answered 3 years ago

Before replacing any more parts you need to find the problem. Start by scanning it for trouble codes. Also check your fuel pressure. Perhaps your fuel pump has failed.

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