× Auto Repair Pros Member Benefits TechHelp Knowledge Base Forums Resources My iATN Marketplace Chat Pricing About Us Join Industry Sponsors Video Members Only Repair Shops Auto Pro Careers Auto Pro Reviews
Join Now
International Automotive Technicians Network
1990 Chevrolet K2500 Cheyenne 5.7L Poor Idle Quality, knock sensor (yes)
Posted to GM Driveability on 10/3/2005 10 Replies

hello to all you great gm techs. gota weird one after rebuild tbi(one inj. bad fuel presure reg leaking). After road test notiiced lack of power-- no codes-- but while looking at pids the knock sensor reads yes with engine running, no when engine off,tested an...

10 Replies Received (View Replies)

  Related Documents & Media  1990 Chevrolet K2500 Cheyenne

 
Message Closed w/FIX

car Vehicle Data

1990 Chevrolet K2500 Cheyenne

VIN 2GCFK29K4L
Engine5.7 L / 8 cyl / GAS
Trans5-speed Standard
DeliveryFI / tbi
Emissionsfed
SymptomsPoor Idle Quality, Knock Sensor (Yes)
OccursAlways
Message Closed w/FIX

car Vehicle Data

1990 Chevrolet K2500 Cheyenne

VIN 2GCFK29K4L
Engine5.7 L / 8 cyl / GAS
Trans5-speed Standard
DeliveryFI / tbi
Emissionsfed
SymptomsPoor Idle Quality, Knock Sensor (Yes)
OccursAlways