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1991 Chevrolet Lumina 3.1L Excessive Emissions, Poor Fuel Economy
im having a trouble with high co.. checked all the basics an dug further basically my o2 sensor wont move from .9 mv its new. fuel pressure is right on . wen the engine is at operating temp an in close loop no difrence, all gounds an powers to ecu ok..has anyo...
FIX posted 7/3/2008
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Message Closed w/FIX
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Related Documents & Media | VIN | 2G1WL54T5M |
| Engine | 3.1 L / 6 cyl / GAS |
| Trans | 4-speed Automatic |
| Delivery | FI / pfi |
| Emissions | california emiisions |
| Symptoms | Excessive Emissions, Poor Fuel Economy |
| Occurs | Always |
| Misc. | 4 Door Sedan Bifuel |
Trouble Codes
| 45 | rich condition |
Message Closed w/FIX
Vehicle Data
1991 Chevrolet Lumina
| VIN | 2G1WL54T5M |
| Engine | 3.1 L / 6 cyl / GAS |
| Trans | 4-speed Automatic |
| Delivery | FI / pfi |
| Emissions | california emiisions |
| Symptoms | Excessive Emissions, Poor Fuel Economy |
| Occurs | Always |
| Misc. | 4 Door Sedan Bifuel |
Trouble Codes
| 45 | rich condition |
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