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1997 GMC K1500 Sierra SL 5.7L Spark Knock&pinging
The vehicle spark-knocks and pings under acceleration. I checked the fuel pressure and found fuel pressure was okay. I checked the plugs and fuel filter, which were all okay. I hooked the scanner up and found all values were within speck. I checked the timing ...
FIX posted 1/18/2003
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Related Documents & Media | VIN | 2GTEK19R1V |
| Engine | 5.7 L / 8 cyl / GAS |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | FI / TBI |
| Emissions | OBD-II Compliant |
| Symptoms | Spark Knock&pinging |
| Occurs | Cold, Hot, Under Load |
| Misc. | K1500 Pickup Tk |
Message Closed w/FIX
Vehicle Data
1997 GMC K1500 Sierra SL
| VIN | 2GTEK19R1V |
| Engine | 5.7 L / 8 cyl / GAS |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | FI / TBI |
| Emissions | OBD-II Compliant |
| Symptoms | Spark Knock&pinging |
| Occurs | Cold, Hot, Under Load |
| Misc. | K1500 Pickup Tk |
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