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1993 GMC C1500 Suburban 5.7L Poor Idle Quality, Hesitation, Stall
Posted to GM Driveability on 10/10/2011 19 Replies

when vehicle is running you drop it into gear and step on gas it has hesitation and wants to stall. if it had a carb. would think that accelerator pump was bad. at idle not in gear it will accel ok. in gear can barely get over 1000 rpms. distirbutor does not l...

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car Vehicle Data

1993 GMC C1500 Suburban

VIN 1GKEK16K6P
Engine5.7 L / 8 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFuel Injection / tbi
Emissionsfederal
SymptomsPoor Idle Quality, Hesitation, Stall
OccursUnder Load, on Accel
Message Closed

car Vehicle Data

1993 GMC C1500 Suburban

VIN 1GKEK16K6P
Engine5.7 L / 8 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFuel Injection / tbi
Emissionsfederal
SymptomsPoor Idle Quality, Hesitation, Stall
OccursUnder Load, on Accel