erratic idling.......suspecting TPS. How do you change sensor. Or is this something the shop should do.
Dec 25, 2012 at 4:59 AM
1998 PONTIAC GRAND AM
KBW
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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
could be vacuum leak which is common.
you provided no engine size so I generalized.
Roy
Dec 25, 2012 at 5:28 AM