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1993 Buick LeSabre Custom 3.8L MIL Lamp on, CODE 26,
Posted to GM Driveability on 11/7/2001 5 Replies

well gentlemen, i am stumped on this one. i have gone through the flow charts for code 26 & 56. all related circuits on the chart for this module test good. i originally had both code 26 and code 56. replaced engine computer with another used computer, and pro...

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  Related Documents & Media  1993 Buick LeSabre Custom

 
Message Closed w/Summary

car Vehicle Data

1993 Buick LeSabre Custom

VIN 1G4HP53L3P
Engine3.8 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI / 3800 SFI
EmissionsUS FEDERAL EMISSIONS
SymptomsMIL Lamp on, Code 26,
OccursAlways

Trouble Codes

26quad driver module problem quad driver a
Message Closed w/Summary

car Vehicle Data

1993 Buick LeSabre Custom

VIN 1G4HP53L3P
Engine3.8 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI / 3800 SFI
EmissionsUS FEDERAL EMISSIONS
SymptomsMIL Lamp on, Code 26,
OccursAlways

Trouble Codes

26quad driver module problem quad driver a