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1996 Chevrolet K2500 Suburban LS 7.4L Excessive Emissions, Poor Idle Quality, Hesitation, Stall
Posted to GM Driveability on 3/14/2008 6 Replies

This starts right up first thing cold when it get to operating temp. the idle rolls from [...]. At operating temp. once in a while it has a hard start problem. The STFT is 128, LTFT is about 132 on both banks. MAP is 1.99-2.17 volts MAF is 8.1-8.6 gls all at i...

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car Vehicle Data

1996 Chevrolet K2500 Suburban LS

VIN 3GNGK26J1T
Engine7.4 L / 8 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI
EmissionsOBD-II Compliant
SymptomsExcessive Emissions, Poor Idle Quality, Hesitation, Stall
OccursHot, Idle, in Gear
Message Closed

car Vehicle Data

1996 Chevrolet K2500 Suburban LS

VIN 3GNGK26J1T
Engine7.4 L / 8 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI
EmissionsOBD-II Compliant
SymptomsExcessive Emissions, Poor Idle Quality, Hesitation, Stall
OccursHot, Idle, in Gear