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1990 Oldsmobile Cutlass Ciera 3.3L Poor Fuel Economy, MIL Lamp on
The O2 sensor was replaced recently for this problem. Car came back for cel. O2 was stuck at full lean and ecm was dumping fuel as fast as possible. Replaced O2 and rechecked. Now the ecm thinks the car is running too rich and is desperatly trying to cut f...
FIX posted 6/30/2000
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| VIN | 2G3AL54N7L |
| Engine | 3.3 L / 6 cyl / GAS |
| Trans | 3-speed Automatic |
| Delivery | FI / EFI |
| Emissions | US Fed |
| Symptoms | Poor Fuel Economy, MIL Lamp On |
| Occurs | Always |
Trouble Codes
| 13 | O2 Sensor inop |
| 44 | Lean Exhaust |
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Vehicle Data
1990 Oldsmobile Cutlass Ciera
| VIN | 2G3AL54N7L |
| Engine | 3.3 L / 6 cyl / GAS |
| Trans | 3-speed Automatic |
| Delivery | FI / EFI |
| Emissions | US Fed |
| Symptoms | Poor Fuel Economy, MIL Lamp On |
| Occurs | Always |
Trouble Codes
| 13 | O2 Sensor inop |
| 44 | Lean Exhaust |
Video