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1992 Chevrolet K2500 Cheyenne 5.7L Excessive Emissions, Poor Idle Quality, Surge, Stall, Misfire, Poor Fuel Economy
Most TBI pumps in this era produce 15 psi deadhead in my experience. My pump has 22 psi. Seems a little high to me. I don't use aftermarket pumps if possible and am not familiar with their characteristics. Other shop installed pump, so I am in the dark here. P...
FIX posted 6/15/2006
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Related Documents & Media | VIN | 2GCGK29K4N |
| Engine | 5.7 L / 8 cyl / GAS |
| Trans | 4-speed Automatic |
| Delivery | FI / tbi |
| Emissions | fed OBD1 |
| Symptoms | Excessive Emissions, Poor Idle Quality, Surge, Stall, Misfire, Poor Fuel Economy |
| Occurs | Always, Hot, Idle |
Message Closed w/FIX
Vehicle Data
1992 Chevrolet K2500 Cheyenne
| VIN | 2GCGK29K4N |
| Engine | 5.7 L / 8 cyl / GAS |
| Trans | 4-speed Automatic |
| Delivery | FI / tbi |
| Emissions | fed OBD1 |
| Symptoms | Excessive Emissions, Poor Idle Quality, Surge, Stall, Misfire, Poor Fuel Economy |
| Occurs | Always, Hot, Idle |
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