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1989 Buick Skylark no start-no start

Tiny
SPRUILL74
  • MEMBER
  • 1989 BUICK SKYLARK
  • 4 CYL
  • FWD
  • AUTOMATIC
  • 65,000 MILES
When cranking engine, it will back fire through intake, like its out of time, has coil pack, no distributor, I have replaced crank sensor and pcm. It will start if you open throttle, just a hair, (sometimes) no codes in pcm (never) Please Help
Saturday, February 20th, 2010 AT 6:14 PM

1 Reply

Tiny
HMAC300
  • MECHANIC
  • 48,601 POSTS
Try cleaning your throttle platewith choke cleaner, it may be to gunked up to let eth plate seat right. Then check if you have good fuel pressure and fuel filter changed.
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Sunday, February 21st, 2010 AT 7:26 PM

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