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Engine cranks but will not start?

Tiny
CAROL HALE
  • MEMBER
  • 2007 CHEVROLET COBALT
  • 4 CYL
  • FWD
  • AUTOMATIC
  • 80,000 MILES
Cranks but does not start after replacing fuel pump or will not start after running awhile.
Wednesday, March 30th, 2011 AT 10:33 PM

2 Replies

Tiny
SATURNTECH9
  • MECHANIC
  • 30,870 POSTS
It sounds like the fuel pump is defective did you use an AC delco? If not that is your problem.

Here is a guide to help you change the pump out and diagrams below to show you how it will be on your car:

https://www.2carpros.com/articles/how-to-replace-an-electric-fuel-pump

this can help as well

https://www.2carpros.com/articles/car-cranks-but-wont-start

Check out the diagrams (below). Please let us know what happens.
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Wednesday, March 30th, 2011 AT 10:48 PM
Tiny
GWENG7
  • MEMBER
  • 0 POST
I had this problem as well it turned out to be a cheap pump. Once I replaced it with an OEM unit ($210.00 on amazon) the car has never run better.
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Monday, July 16th, 2018 AT 2:27 PM

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