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1996 GMC K1500 Sierra SL 5.7L Hesitation, Surge, Cuts out
Posted to GM Driveability on 9/20/2007 8 Replies

HELP this truck runs great but intermittently when you are at a stop light unit will stall or surge while monitoring scan tool pids short term goes through the roof to 50% and ltft is 25% iac drops to 22 and o2 sensors read lean all the time checked intake for...

8 Replies Received (View Replies)

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Message Closed w/FIX

car Vehicle Data

1996 GMC K1500 Sierra SL

VIN 1GTEK19R7T
Engine5.7 L / 8 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI / sefi
EmissionsOBD-II Compliant
SymptomsHesitation, Surge, Cuts Out
OccursCold, Hot, Idle, Intermittently
Message Closed w/FIX

car Vehicle Data

1996 GMC K1500 Sierra SL

VIN 1GTEK19R7T
Engine5.7 L / 8 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI / sefi
EmissionsOBD-II Compliant
SymptomsHesitation, Surge, Cuts Out
OccursCold, Hot, Idle, Intermittently