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1988 Chevrolet K1500 Cheyenne 5.0L Spark Knock
Posted to GM Driveability on 4/14/2004 32 Replies

Customer says he was driving truck one day and it started spark knocking. Timing has ben double checked, and if you unplug the set timing connector, the spark knock goes away. I have been all through this one (see list of parts changed) and cannot get rid of t...

32 Replies Received (View Replies)

  Related Documents & Media  1988 Chevrolet K1500 Cheyenne

 
Message Closed w/FIX

car Vehicle Data

1988 Chevrolet K1500 Cheyenne

VIN 1GCDK14H5J
Engine5.0 L / 8 cyl / GAS
Trans4-speed Automatic
DeliveryFI
SymptomsSpark Knock
OccursUnder Load, on Accel
Message Closed w/FIX

car Vehicle Data

1988 Chevrolet K1500 Cheyenne

VIN 1GCDK14H5J
Engine5.0 L / 8 cyl / GAS
Trans4-speed Automatic
DeliveryFI
SymptomsSpark Knock
OccursUnder Load, on Accel