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1988 Chevrolet K1500 Cheyenne 5.7L Poor Idle Quality
Posted to GM Driveability on 10/16/2013 27 Replies

This is a 1988 K-1500 truck with 5.7 and has an idle problem. The scanner shows a reading of 130-140 idle air counts, but iac is extended which blocks the air flow an didles too [...] grounds, charging system for A-C voltage, replaced IAC, TPS,coolant sensor a...

27 Replies Received (View Replies)

  Related Documents & Media  1988 Chevrolet K1500 Cheyenne

 
Message Closed w/Summary

car Vehicle Data

1988 Chevrolet K1500 Cheyenne

VIN 2GCEK19K5J
Engine5.7 L / 8 cyl / GAS
Trans4-speed Automatic
DeliveryFuel Injection / tbi
Emissionsfed emissions
SymptomsPoor Idle Quality
OccursAlways
Message Closed w/Summary

car Vehicle Data

1988 Chevrolet K1500 Cheyenne

VIN 2GCEK19K5J
Engine5.7 L / 8 cyl / GAS
Trans4-speed Automatic
DeliveryFuel Injection / tbi
Emissionsfed emissions
SymptomsPoor Idle Quality
OccursAlways