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1991 Buick Skylark 3.3L Poor Idle Quality, Stall, Poor Fuel Economy
Vehcile has erratic misfire at idle hot, with occasional stalling problem. Engine is running rich, with lean signal... Oxygen sensor was replaced and is active, trending lean. Block learn stuck at 113, and integrator is 80 to 90 range. Fuel pressure regulator ...
FIX posted 4/27/1998
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| VIN | 1G4NC54N3M |
| Engine | 3.3 L / 6 cyl |
| Emissions | OBD 1 |
| Symptoms | Poor Idle Quality, Stall, Poor Fuel Economy |
| Occurs | Hot, Idle, Intermittently |
Message Closed w/FIX
Vehicle Data
1991 Buick Skylark
| VIN | 1G4NC54N3M |
| Engine | 3.3 L / 6 cyl |
| Emissions | OBD 1 |
| Symptoms | Poor Idle Quality, Stall, Poor Fuel Economy |
| Occurs | Hot, Idle, Intermittently |
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