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1994 Pontiac Grand Am SE 2.3L Excessive Emissions, Poor Idle Quality, Stall
Posted to GM Driveability on 6/2/2009 14 Replies

"calling all quad four experts!" the computer shows the wrong vacuum readings, but I have replaced the map sensor, oxygen sensor and fouled-rich plugs to no avail. It acts like it's backfiring when cranking, and only starts with the accelerator applied. I keep...

14 Replies Received (View Replies)

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Message Closed w/FIX

car Vehicle Data

1994 Pontiac Grand Am SE

VIN 1G2NE1532R
Engine2.3 L / 4 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI / mpi
EmissionsCA emissions
SymptomsExcessive Emissions, Poor Idle Quality, Stall
OccursAlways
Message Closed w/FIX

car Vehicle Data

1994 Pontiac Grand Am SE

VIN 1G2NE1532R
Engine2.3 L / 4 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI / mpi
EmissionsCA emissions
SymptomsExcessive Emissions, Poor Idle Quality, Stall
OccursAlways