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1997 Chevrolet Astro 4.3L Poor Idle Quality, Misfire, MIL Lamp on
hello group, this one is a handfull and got me very confused, any help is apreciated. this vehicle has a misfire on cylinder no. 5 onli at idle, i replaced injectors and intake upper and lower gkts and still the same, the misfire occurs only at idle, under ace...
FIX posted 6/21/2001
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Related Documents & Media 
| VIN | 1GNDM19W4V |
| Engine | 4.3 L / 6 cyl / GAS |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | FI / CSFI |
| Emissions | OBD-II Compliant |
| Symptoms | Poor Idle Quality, Misfire, MIL Lamp On |
| Occurs | Idle |
| Misc. | OBD II Compl |
Trouble Codes
| P0300 | Multiple Misfire Detected |
Message Closed w/FIX
Vehicle Data
1997 Chevrolet Astro
| VIN | 1GNDM19W4V |
| Engine | 4.3 L / 6 cyl / GAS |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | FI / CSFI |
| Emissions | OBD-II Compliant |
| Symptoms | Poor Idle Quality, Misfire, MIL Lamp On |
| Occurs | Idle |
| Misc. | OBD II Compl |
Trouble Codes
| P0300 | Multiple Misfire Detected |
Video