idle missfire and studdering problems? - Page 2 - GM Forum - Buick, Cadillac, Chev, Olds, GMC & Pontiac chat


1992-1999 Series I L27 (1992-1994 SE,SLE, SSE) & Series II L36 (1995-1999 SE, SSE, SLE) and common problems for the Series I and II L67 (all supercharged models 92-99) Including Olds 88's, Olds LSS's and Buick Lesabres Please use General Chat for non-mechanical issues, and Performance and Brainstorming for improvements.

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Old 07-29-2009, 08:58 AM   #11
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How low is the coolant jug?

This could indicate (along with your sweet smelling exhaust) that the UIM is degraded and needs to be replaced before it fills your motor with coolant.
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Old 07-31-2009, 09:31 PM   #12
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ok so i changed plugs, wires, pvc valve, vacuum hoses that were bad, oil filter and oil, air filter, and its still doing the same thing...oh i forgot to mention earlier that my tensioner pulley moves quite a bit causing my belt to move frantically and squeak...any more ideas?
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