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1998 Chevrolet Astro 4.3L Excessive Emissions, Poor Idle Quality, MIL Lamp on
timing is good and it does go into closed [...] sensors test good to spec. seems to me like a mechanical problem but i cant confirme [...] anyone has any suggestions i would be very thankfull.
FIX posted 3/26/2003
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Message Closed w/FIX
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9 Replies Received
Related Documents & Media | VIN | 1GCDM19WXW |
| Engine | 4.3 L / 6 cyl / GAS |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | FI / VORTEC |
| Emissions | OBD-II Compliant |
| Symptoms | Excessive Emissions, Poor Idle Quality, MIL Lamp On |
| Occurs | Idle |
Trouble Codes
| P0300 | Multiple Misfire Detected |
| P0507 | Idle Speed Control System Higher Than Expected |
Message Closed w/FIX
Vehicle Data
1998 Chevrolet Astro
| VIN | 1GCDM19WXW |
| Engine | 4.3 L / 6 cyl / GAS |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | FI / VORTEC |
| Emissions | OBD-II Compliant |
| Symptoms | Excessive Emissions, Poor Idle Quality, MIL Lamp On |
| Occurs | Idle |
Trouble Codes
| P0300 | Multiple Misfire Detected |
| P0507 | Idle Speed Control System Higher Than Expected |
Video