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1999 Pontiac Grand Am SE 2.4L Hesitation, Cuts out, Misfire, MIL Lamp on
Posted to GM Driveability on 3/30/2007 14 Replies

this car has a stumble and misfire on #1 under heavy accel. we have scoped all the injectors they all look good, moved #1 and #4 and our misfire stays on #1 it seems like an ignition misfire. could a bad injector driver cause this bad of a miss? voltage drop b...

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  Related Documents & Media  1999 Pontiac Grand Am SE

 
Message Closed w/FIX

car Vehicle Data

1999 Pontiac Grand Am SE

VIN 1G2NE52T2X
Engine2.4 L / 4 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI
EmissionsOBD-II Compliant
SymptomsHesitation, Cuts Out, Misfire, MIL Lamp On
OccursAlways, on Accel

Trouble Codes

P1171Fuel System Lean During Acceleration Detected
Message Closed w/FIX

car Vehicle Data

1999 Pontiac Grand Am SE

VIN 1G2NE52T2X
Engine2.4 L / 4 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI
EmissionsOBD-II Compliant
SymptomsHesitation, Cuts Out, Misfire, MIL Lamp On
OccursAlways, on Accel

Trouble Codes

P1171Fuel System Lean During Acceleration Detected