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1995 GMC K1500 Sierra SL 5.7L Poor Fuel Economy
This truck is driving me crazy. Customer reports that once the engine is up to normal operating temp, the engine pings on acceleration or light throttle increase at cruising speeds. Changed to different fuel, then different octane. Checked Knock Sensor - ok. D...
FIX posted 3/27/2008
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Related Documents & Media | VIN | 2GTEK19K0S |
| Engine | 5.7 L / 8 cyl / GAS |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | FI / TBI |
| Emissions | Not OBD-II Compliant |
| Symptoms | Poor Fuel Economy |
| Occurs | Hot |
Message Closed w/FIX
Vehicle Data
1995 GMC K1500 Sierra SL
| VIN | 2GTEK19K0S |
| Engine | 5.7 L / 8 cyl / GAS |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | FI / TBI |
| Emissions | Not OBD-II Compliant |
| Symptoms | Poor Fuel Economy |
| Occurs | Hot |
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