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1987 Chevrolet R30 Silverado 5.7L Cuts out, Misfire
I can drive truck under 50 MPH and it preforms great. If I drive down interstate 70 MPH the engine will start to pop back through the throttle body and will slow down to about 40 MPH. I pull over and the engine is skipping and valves are rattling like oil pres...
FIX posted 8/16/2000
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| VIN | 1GBHR34K4H |
| Engine | 5.7 L / 8 cyl / GAS |
| Trans | 3-speed Automatic |
| Delivery | FI / Throttle Body |
| Symptoms | Cuts Out, Misfire |
| Occurs | Hot, Under Load |
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Vehicle Data
1987 Chevrolet R30 Silverado
| VIN | 1GBHR34K4H |
| Engine | 5.7 L / 8 cyl / GAS |
| Trans | 3-speed Automatic |
| Delivery | FI / Throttle Body |
| Symptoms | Cuts Out, Misfire |
| Occurs | Hot, Under Load |
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