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1991 GMC C3500 Sierra 5.7L Hesitation
Posted to GM Driveability on 3/2/1999

Hello group, My old service truck, sent to other mechanic at another office. He called to tell me this truck developed a bad hesitation at part throttle, cold. OK after warm up and driving awhile. Was not there after engine swap, developed after a coup...

  Related Documents & Media  1991 GMC C3500 Sierra

 
Message Closed w/FIX

car Vehicle Data

1991 GMC C3500 Sierra

VIN 1GDHC34K7M
Engine5.7 L / 8 cyl / GAS
Trans4-speed Automatic
DeliveryFI / TBI
EmissionsCA
SymptomsHesitation
OccursAlways, Cold
Misc.1Ton Service Truck
Message Closed w/FIX

car Vehicle Data

1991 GMC C3500 Sierra

VIN 1GDHC34K7M
Engine5.7 L / 8 cyl / GAS
Trans4-speed Automatic
DeliveryFI / TBI
EmissionsCA
SymptomsHesitation
OccursAlways, Cold
Misc.1Ton Service Truck