2000 Pontiac Grand Am wont start

Tiny
MIKE989
  • MEMBER
  • 2000 PONTIAC GRAND AM
  • 4 CYL
  • FWD
  • AUTOMATIC
  • 12,000 MILES
If the car starts it will stall otherwise it wont start. We have replaced the fuelpump, the air sensior and the throtle sensior
Monday, March 1st, 2010 AT 4:07 PM

1 Reply

Tiny
RASMATAZ
  • MECHANIC
  • 75,992 POSTS
Try doing below if it won't start to determine if its fuel or spark problem.

Get a helper disconnect a sparkplug wire or 2 and ground it to the engine at least 3/16 away from ground -have helper crank engine over-do you have a snapping blue spark? If so-you have a fuel related problem, check the fuel pressure to rule out the fuel filter/fuel pump/pressure regulator and listen to the injector/s are they pulsing or hook up a noid light. No snapping blue spark continue to troubleshoot the ignition system-power input to the coil/coil packs, coil's resistances, distributor pick-up coil, ignition control module, cam and crank sensors and computer Note: If it doesn't apply disregard it.
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Thursday, July 30th, 2020 AT 5:30 PM

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