1991 PONTIAC SUNBIRD IDLE PROBLEM

  • Tiny
  • luke2
  • 1991 Pontiac Sunbird

Engine Performance problem
1991 Pontiac Sunbird 4 cyl Front Wheel Drive Manual 248748 miles

i have replaced the fuel pump. But still does not want to idle properly what els could it be?

Tuesday, March 30th, 2010 AT 9:52 PM

1 Answer

  • Tiny
  • legitimate007
  • Expert
  • 5,227 posts

Could be many things, clean the throttlebody, and check the mapp sensor, and pcv valve. Also make sure there is no restriction in the air intake. Lastly check the egr valve to see if it is stuck and needs cleaning

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Tuesday, March 30th, 2010 AT 10:12 PM

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