car movement Problem

1998 BUICK CENTURY
70,000 MILES • 6 CYL • FWD • AUTOMATIC
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RAY
  • MEMBER
  • 1 POST
I have a 1998 Buick century, sometimes when i drive the car Gasps I try to pressure more accelerator but that does not help . I changed the air filter, the feul filter, and the control valve sensor but that does not help too, so i am wondering if the fuel pump can do this problem.
Apr 22, 2011 at 4:42 PM
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HMAC300
  • ✓Experienced Mechanic
  • 48,601 POSTS
check the fuel pump pressure and clean the throttle platewith chokecleaner onboth sides.....if you have a 3.1L thent eh presureis 41-47 psi. if it's a 3.8L then it's 48-55 psi.
Apr 30, 2011 at 3:36 PM
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