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1997 Chevrolet Astro 4.3L Poor Idle Quality, Misfire, Poor Fuel Economy, MIL Lamp on
Have always had the same code,since vehicle first arrived. Previously, on scan tool data stream, misfire counts would show up for all cylinders, all at a varying rate. Now, data stream indicates misfire on cyl.#3, but will not set po301 code. Checked compressi...
Summary posted 2/18/2004
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Message Closed w/Summary
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Related Documents & Media | VIN | 1GNDM19W0V |
| Engine | 4.3 L / 6 cyl / GAS |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | FI / cpi |
| Emissions | OBD-II Compliant |
| Symptoms | Poor Idle Quality, Misfire, Poor Fuel Economy, MIL Lamp On |
| Occurs | Intermittently |
Trouble Codes
| P0300 | Multiple Misfire Detected |
Message Closed w/Summary
Vehicle Data
1997 Chevrolet Astro
| VIN | 1GNDM19W0V |
| Engine | 4.3 L / 6 cyl / GAS |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | FI / cpi |
| Emissions | OBD-II Compliant |
| Symptoms | Poor Idle Quality, Misfire, Poor Fuel Economy, MIL Lamp On |
| Occurs | Intermittently |
Trouble Codes
| P0300 | Multiple Misfire Detected |
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