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1999 Buick LeSabre Custom 3.8L Misfire
Posted to GM Driveability on 10/16/2007 38 Replies

I have a 3.8 with multiple cylinder missfires #3 #6 cylinder miss at same time I have tried replacing the coil and module with known good wires and plugs are new and look ok what I want to know is there something related to these two cylinders (cam sync or cra...

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  Related Documents & Media  1999 Buick LeSabre Custom

 
Message Closed w/FIX

car Vehicle Data

1999 Buick LeSabre Custom

VIN 1G4HP52K1X
Engine3.8 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI / Port Injection
EmissionsOBD-II Compliant
SymptomsMisfire
OccursAlways

Trouble Codes

P0300Multiple Misfire Detected
Message Closed w/FIX

car Vehicle Data

1999 Buick LeSabre Custom

VIN 1G4HP52K1X
Engine3.8 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI / Port Injection
EmissionsOBD-II Compliant
SymptomsMisfire
OccursAlways

Trouble Codes

P0300Multiple Misfire Detected