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1997 Pontiac Grand Prix GT 3.8L MIL Lamp on
Vehicle had a code for heater circuit on front O2. Replaced O2 and code [...] switching occured. Replaced O2 again, both times with OEM and code reappeared. Found no vacuum leaks, fuel pressure good. Watching O2 on graphing meter and at first it is switching, ...
Summary posted 12/3/2009
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Related Documents & Media | VIN | 1G2WP52K5V |
| Engine | 3.8 L / 6 cyl / GAS |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | FI |
| 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
1997 Pontiac Grand Prix GT
| VIN | 1G2WP52K5V |
| Engine | 3.8 L / 6 cyl / GAS |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | FI |
| Emissions | OBD-II Compliant |
| Symptoms | MIL Lamp On |
| Occurs | Always |
Trouble Codes
| P1133 | Heated Oxygen Sensor (Bank 1 Sensor 1) Insufficient Switching |
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