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International Automotive Technicians Network
1991 Buick LeSabre 3.8L Misfire
Posted to GM Driveability on 1/30/2005 40 Replies

HI fellow techs. This Buick is killing me. It has a constant misfire. I checked for spard and no spark on 3/6 coil. I checked for resistance in the coils. It matches all other coils. So like everybody would do, I replaced the c3i module. It was a junk yard par...

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  Related Documents & Media  1991 Buick LeSabre

 
Message Closed w/Summary

car Vehicle Data

1991 Buick LeSabre

VIN [No VIN Available]
Engine3.8 L / 6 cyl / GAS
Trans4-speed Automatic
DeliveryFI / sefi
Emissionsobd1
SymptomsMisfire
OccursAlways
Message Closed w/Summary

car Vehicle Data

1991 Buick LeSabre

VIN [No VIN Available]
Engine3.8 L / 6 cyl / GAS
Trans4-speed Automatic
DeliveryFI / sefi
Emissionsobd1
SymptomsMisfire
OccursAlways