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1991 Pontiac Grand Am Value Leader 2.5L Stalls under load
Posted to GM Driveability on 3/3/2002 11 Replies

COld engine operation normal . After warmup when performing stall test engine dies slowly and begins to misfire . Exaust temps equal from cylinder to cylinder . Only code was 44 lean mixture but was repaired with O2 sensor replacement . Tried both richer and l...

11 Replies Received (View Replies)

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car Vehicle Data

1991 Pontiac Grand Am Value Leader

VIN 1G2NG54U3M
Engine2.5 L / 4 cyl / GAS
Trans3-speed Automatic
DeliveryFI / TBI
EmissionsUS FED
SymptomsStalls Under Load
OccursHot, Under Load

Trouble Codes

44lean mixture
Message Closed

car Vehicle Data

1991 Pontiac Grand Am Value Leader

VIN 1G2NG54U3M
Engine2.5 L / 4 cyl / GAS
Trans3-speed Automatic
DeliveryFI / TBI
EmissionsUS FED
SymptomsStalls Under Load
OccursHot, Under Load

Trouble Codes

44lean mixture