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2002 GMC Sierra 2500 HD 6.0L Spark Knock/Detonate
Customer brought truck in for noise. Verified as spark knock. Found TSB on knock sensor corrosion, removed the intake and inspected sensors - both ok. Tapped on block and both put out AC volts. Reassembled intake with new gaskets. Cleaned MAF eventhough readin...
FIX posted 10/26/2011
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Message Closed w/FIX
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Related Documents & Media | VIN | 1GTHK23UX2 |
| Engine | 6.0 L / 8 cyl / GAS |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | Fuel Injection |
| Emissions | OBD-II Compliant |
| Symptoms | Spark Knock/Detonate |
| Occurs | On Accel |
Message Closed w/FIX
Vehicle Data
2002 GMC Sierra 2500 HD
| VIN | 1GTHK23UX2 |
| Engine | 6.0 L / 8 cyl / GAS |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | Fuel Injection |
| Emissions | OBD-II Compliant |
| Symptoms | Spark Knock/Detonate |
| Occurs | On Accel |
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