
2001 Buick Regal LS 3.8L MIL Lamp on
-July 3/08, CEL came on, scan and found code P1133B,O2 sensor number one not switch sufficiently, data stream confirmed a lazy O2. Replaced O2 sensor, cleared code and road tested car O2 is switching properly. -July 21/08, CEL came on, scan and found code P113...
Summary posted 9/19/2008
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Message Closed w/Summary
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VIN | 2G4WB52K71 |
Engine | 3.8 L / 6 cyl / GAS |
Trans | 4-speed Automatic (Electronic) |
Delivery | FI / SEFI |
Emissions | OBD-II Compliant |
Symptoms | MIL Lamp On |
Occurs | Always |
Trouble Codes
P1133 | Heated Oxygen Sensor (Bank 1 Sensor 1) Insufficient Switching |
Message Closed w/Summary
Vehicle Data
2001 Buick Regal LS
VIN | 2G4WB52K71 |
Engine | 3.8 L / 6 cyl / GAS |
Trans | 4-speed Automatic (Electronic) |
Delivery | FI / SEFI |
Emissions | OBD-II Compliant |
Symptoms | MIL Lamp On |
Occurs | Always |
Trouble Codes
P1133 | Heated Oxygen Sensor (Bank 1 Sensor 1) Insufficient Switching |