1991 Buick Regal engine hesitation

1991 BUICK REGAL
129,000 MILES • 3.1L • 6 CYL • FWD • AUTOMATIC
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RAND78
  • MEMBER
  • 1 POST
There is a throttle hesitation or the engine is cutting out while accelerating. If the accelerator is depressed far enough the hesitation goes away and the car run good.
Sep 28, 2014 at 12:46 AM
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HMAC300
  • ✓Experienced Mechanic
  • 48,601 POSTS
clean throttle plate on both sides an diac hole with choke cleaner and check fuel pressure with a gauge autoparts rent it
Sep 28, 2014 at 2:29 AM
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