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1994 Chev/GMC Truck Astro Van 4.3L Excessive Emissions
Vehicle came from a car dealer for a smog check. We checked the emissions and found that it would fail. I preconditioned the catalyst and had the same high CO readings. Checked Fuel Pressure, Ignition, and O2 sensor. Everything tests good. I have heard of this...
FIX posted 9/22/1998
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Message Closed w/FIX
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| VIN | [No VIN Available] |
| Engine | 4.3 L / 6 cyl |
| Emissions | Not OBD-II Compliant |
| Symptoms | Excessive Emissions |
| Occurs | Always |
| Misc. | Vortec V6 |
Message Closed w/FIX
Vehicle Data
1994 Chev/GMC Truck Astro Van
| VIN | [No VIN Available] |
| Engine | 4.3 L / 6 cyl |
| Emissions | Not OBD-II Compliant |
| Symptoms | Excessive Emissions |
| Occurs | Always |
| Misc. | Vortec V6 |
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