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1998 Buick LeSabre Custom 3.8L Misfire
Posted to GM Driveability on 10/23/2004 34 Replies

Hello everyone and thanks in advance for any help. I have a 98 LeSabre with cylinders 3 & 4 misfiring like crazy. No other cylinder is affected. Replace spark plugs, plug wires, ignition module, pcm, had injectors rebuilt, replaced ignition coils, map sensor, ...

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  Related Documents & Media  1998 Buick LeSabre Custom

 
Message Closed w/FIX

car Vehicle Data

1998 Buick LeSabre Custom

VIN 1G4HP52K7W
Engine3.8 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI / SFI
EmissionsOBD-II Compliant
SymptomsMisfire
OccursAlways
Misc.PCM Calibration 9357164

Trouble Codes

P0300Multiple Misfire Detected
Message Closed w/FIX

car Vehicle Data

1998 Buick LeSabre Custom

VIN 1G4HP52K7W
Engine3.8 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI / SFI
EmissionsOBD-II Compliant
SymptomsMisfire
OccursAlways
Misc.PCM Calibration 9357164

Trouble Codes

P0300Multiple Misfire Detected