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1993 Chevrolet Lumina 3.1L Poor Fuel Economy, rich
car runs very rich especially on cold start. coolant temp is good air temp also good. block learn 128. long term trim 110. map is new and reading 18-20 inches vacuum. fuel pressure is good with no drop or loss with engine off. pressure regulator is dry no leak...
FIX posted 11/19/2005
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Related Documents & Media | VIN | 2G1WL54T3P |
| Engine | 3.1 L / 6 cyl / GAS |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | FI |
| Symptoms | Poor Fuel Economy, Rich |
| Occurs | Idle |
Message Closed w/FIX
Vehicle Data
1993 Chevrolet Lumina
| VIN | 2G1WL54T3P |
| Engine | 3.1 L / 6 cyl / GAS |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | FI |
| Symptoms | Poor Fuel Economy, Rich |
| Occurs | Idle |
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