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1991 Pontiac Bonneville LE 3.8L Excessive Emissions, Poor Idle Quality, Cuts out, Stall, Misfire
Posted to GM Driveability on 1/31/2006 14 Replies

Man oh man,I'm really stumped here and looking for a little [...] came in with hot drivability [...] drove and sure enough after good and warm ran like dog [...] a few simple tests and heres what I found...when running bad I pulled plug wires off 5 and 2 and l...

14 Replies Received (View Replies)

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car Vehicle Data

1991 Pontiac Bonneville LE

VIN 1G2HX54C7M
Engine3.8 L / 6 cyl / GAS
Trans4-speed Automatic
DeliveryFI / multi-port
SymptomsExcessive Emissions, Poor Idle Quality, Cuts Out, Stall, Misfire
OccursHot
Message Closed w/FIX

car Vehicle Data

1991 Pontiac Bonneville LE

VIN 1G2HX54C7M
Engine3.8 L / 6 cyl / GAS
Trans4-speed Automatic
DeliveryFI / multi-port
SymptomsExcessive Emissions, Poor Idle Quality, Cuts Out, Stall, Misfire
OccursHot