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2004 Chevrolet Trailblazer LS 4.2L MIL Lamp on
I have this trailblazer that came in with p1133 & p0172 codes in it, reflahsed computer per Bulletin #[...]. Noticed on road trip afterwards that O2 sensor acting erratic. Code p0133 came back. Put new front O2 sensor in it. O2 sensor works great now, but noti...
FIX posted 8/9/2007
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Message Closed w/FIX
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Related Documents & Media | VIN | 1GNDT13S34 |
| Engine | 4.2 L / 6 cyl / GAS |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | FI |
| Emissions | OBD-II Compliant |
| Symptoms | MIL Lamp On |
Trouble Codes
| P0172 | Fuel System Too Rich (Bank 1) |
| P1133 | Heated Oxygen Sensor (Bank 1 Sensor 1) Insufficient Switching |
Message Closed w/FIX
Vehicle Data
2004 Chevrolet Trailblazer LS
| VIN | 1GNDT13S34 |
| Engine | 4.2 L / 6 cyl / GAS |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | FI |
| Emissions | OBD-II Compliant |
| Symptoms | MIL Lamp On |
Trouble Codes
| P0172 | Fuel System Too Rich (Bank 1) |
| P1133 | Heated Oxygen Sensor (Bank 1 Sensor 1) Insufficient Switching |
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