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1998 Chevrolet C1500 Suburban 5.7L Severe Spark Knock
Posted to GM Driveability on 11/30/2001 7 Replies

this has been an on going problem! the chevy dealer at 55,000 had decarbonized the intake manifold. worked for about 10,000 miles, all of the preveios work has been done after the decarbon of intake manifold, this custermer does take care of this vehicle, serv...

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  Related Documents & Media  1998 Chevrolet C1500 Suburban

 
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car Vehicle Data

1998 Chevrolet C1500 Suburban

VIN 1GNIFK6R0W
Engine5.7 L / 8 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI / cpi
EmissionsOBD-II Compliant
SymptomsSevere Spark Knock
OccursUnder Load, Intermittently
Message Closed w/FIX

car Vehicle Data

1998 Chevrolet C1500 Suburban

VIN 1GNIFK6R0W
Engine5.7 L / 8 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI / cpi
EmissionsOBD-II Compliant
SymptomsSevere Spark Knock
OccursUnder Load, Intermittently