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1993 GMC Sonoma 4.3L Excessive Emissions, Poor Idle Quality, Poor Fuel Economy
Vehicle runs poorly @ idle and smells lean (unfortunately do not have an exhaust analyzer),runs good when driving,no miss or lack of [...] tool reads lean always @ idle and O2 sensor does not crosscount but ECM does go into closed [...] Engine is held abov...
FIX posted 3/21/2000
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Message Closed w/FIX
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| VIN | 1GTDT19W2P |
| Engine | 4.3 L / 6 cyl |
| Symptoms | Excessive Emissions, Poor Idle Quality, Poor Fuel Economy |
| Occurs | Cold, Hot, Idle |
| Misc. | 4WD Trk |
Message Closed w/FIX
Vehicle Data
1993 GMC Sonoma
| VIN | 1GTDT19W2P |
| Engine | 4.3 L / 6 cyl |
| Symptoms | Excessive Emissions, Poor Idle Quality, Poor Fuel Economy |
| Occurs | Cold, Hot, Idle |
| Misc. | 4WD Trk |
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