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1996 Buick Riviera 3.8L Poor Idle Quality, Misfire, MIL Lamp on, No power
The vehicle has little to no power. There are misfires recording on cylinders 2,4&6. 2&6 minimal misfires (200-400) with 4 being upwards of 10,000. New spark plugs, coils & module tested good with adequate spark, wires are good. Fuel pressure tests within spec...
Summary posted 5/21/2012
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Related Documents & Media | VIN | 1G4GD2212T |
| Engine | 3.8 L / 6 cyl / GAS |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | Fuel Injection / SEFI |
| Emissions | OBD-II Compliant |
| Symptoms | Poor Idle Quality, Misfire, MIL Lamp on, No Power |
| Occurs | Always |
| Misc. | Supercharged |
Trouble Codes
| P0171 | Fuel System Too Lean (Bank 1) |
| P0174 | Fuel System Too Lean (Bank 2) |
| P0300 | Multiple Misfire Detected |
Message Closed w/Summary
Vehicle Data
1996 Buick Riviera
| VIN | 1G4GD2212T |
| Engine | 3.8 L / 6 cyl / GAS |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | Fuel Injection / SEFI |
| Emissions | OBD-II Compliant |
| Symptoms | Poor Idle Quality, Misfire, MIL Lamp on, No Power |
| Occurs | Always |
| Misc. | Supercharged |
Trouble Codes
| P0171 | Fuel System Too Lean (Bank 1) |
| P0174 | Fuel System Too Lean (Bank 2) |
| P0300 | Multiple Misfire Detected |
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