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1999 Chevrolet Astro 4.3L No Start, Misfire
This vehicle sometimes will not start in the am when the outside ambient air temp is below freezing. The vehicle will start and run ok after blocking off the fuel return line at the engine causing a very high dead head pressure (90psi). We suspect that the pop...
Summary posted 11/14/2002
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Related Documents & Media | VIN | 1GCDL19W6X |
| Engine | 4.3 L / 6 cyl / GAS |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | FI / CFI |
| Emissions | OBD-II Compliant |
| Symptoms | No Start, Misfire |
| Occurs | Cold, Intermittently, Outside Temps Below Freezing |
Trouble Codes
| P0300 | Multiple Misfire Detected |
Message Closed w/Summary
Vehicle Data
1999 Chevrolet Astro
| VIN | 1GCDL19W6X |
| Engine | 4.3 L / 6 cyl / GAS |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | FI / CFI |
| Emissions | OBD-II Compliant |
| Symptoms | No Start, Misfire |
| Occurs | Cold, Intermittently, Outside Temps Below Freezing |
Trouble Codes
| P0300 | Multiple Misfire Detected |
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