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1999 Pontiac Sunfire SE 2.2L Misfire
Posted to GM Driveability on 12/19/2012 21 Replies

cuts out above 4000 rpms begins to misfire and then blind up like clogged cat but back pressure is good/fuel prssure is with in specs and has good flow

21 Replies Received (View Replies)

  Related Documents & Media  1999 Pontiac Sunfire SE

 
Message Closed w/FIX

car Vehicle Data

1999 Pontiac Sunfire SE

VIN 1G2JB1244X
Engine2.2 L / 4 cyl / GAS
Trans3-speed Automatic
DeliveryFuel Injection
EmissionsOBD-II Compliant
SymptomsMisfire
OccursUnder Load, on Accel, Wot Over 4000
Message Closed w/FIX

car Vehicle Data

1999 Pontiac Sunfire SE

VIN 1G2JB1244X
Engine2.2 L / 4 cyl / GAS
Trans3-speed Automatic
DeliveryFuel Injection
EmissionsOBD-II Compliant
SymptomsMisfire
OccursUnder Load, on Accel, Wot Over 4000