1998 Pontiac Grand Erratic Idling Suspecting Tps You Change Sensor This

1998 PONTIAC GRAND AM
200,000 MILES
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KBW
  • MEMBER
  • 2 POSTS
erratic idling.......suspecting TPS. How do you change sensor. Or is this something the shop should do.
Dec 25, 2012 at 4:59 AM
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ASEMASTER6371
  • ✓ASE Certified Mechanic
  • 52,796 POSTS
  • ASE Certified Mechanic
tps is not your issue. do not guess or throw parts at it. get it properly diaged and get a pin point failure.

could be vacuum leak which is common.

you provided no engine size so I generalized.

Roy
Dec 25, 2012 at 5:28 AM
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