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1993 Pontiac Bonneville SE 3.8L Misfire
Posted to GM Driveability on 8/17/2001 3 Replies

Engine idles smooth. Scanner readings seem normal. Misses under a load. scope([...]) shows 2,4,6, to have slightly lower than normal firing KV, 1,3,5, show SQUARE waves??? With pickup on 1,3,5, no pickup signal can be found???

New ignition module. About 35 MP...

3 Replies Received (View Replies)

  Related Documents & Media  1993 Pontiac Bonneville SE

 
Message Closed w/FIX

car Vehicle Data

1993 Pontiac Bonneville SE

VIN 1G24Z52L6P
Engine3.8 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI / SEFI
SymptomsMisfire
OccursUnder Load
Message Closed w/FIX

car Vehicle Data

1993 Pontiac Bonneville SE

VIN 1G24Z52L6P
Engine3.8 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI / SEFI
SymptomsMisfire
OccursUnder Load