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1993 Chevrolet C1500 Suburban Silverado 5.7L Poor Fuel Economy
this is 1993 5.7 chev surburban. it has a cold start problem. checked inj , fuel pressure , scanned with otc scan tool everthing checks ok. replaced prom with new updated prom. checked all grounds , replaced ect and thermostat. it runs very rich for approx 5 m...
FIX posted 7/7/1998
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| VIN | 1GNEC16K1P |
| Engine | 5.7 L / 8 cyl / GAS |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | FI / tbi |
| Emissions | obd 1 |
| Symptoms | Poor Fuel Economy |
| Occurs | Always |
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Vehicle Data
1993 Chevrolet C1500 Suburban Silverado
| VIN | 1GNEC16K1P |
| Engine | 5.7 L / 8 cyl / GAS |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | FI / tbi |
| Emissions | obd 1 |
| Symptoms | Poor Fuel Economy |
| Occurs | Always |
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