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1993 Chevrolet K2500 Suburban 7.4L Poor Idle Quality, RUNS ROUGH AT IDLE
Posted to GM Driveability on 8/31/1998

The customer complains, and it is also apparent to ourselves in the shop, that the vehicle runs rough at idle. We have done all the obvious maintainence. We also checked the fuel pressure while the vehicle is running and it checks in at 14 lbs. It is my belief...

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car Vehicle Data

1993 Chevrolet K2500 Suburban

VIN 1GNGK26NSP
Engine7.4 L / 8 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI / TBI
SymptomsPoor Idle Quality, Runs Rough at Idle
OccursIdle
Misc.2500 Series
Message Closed w/FIX

car Vehicle Data

1993 Chevrolet K2500 Suburban

VIN 1GNGK26NSP
Engine7.4 L / 8 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI / TBI
SymptomsPoor Idle Quality, Runs Rough at Idle
OccursIdle
Misc.2500 Series