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2006 Chevrolet Trailblazer EXT LS 4.2L MIL Lamp on
Vehicle came in for intermittent mil, found p0171 in history. check for vacuum leaks(smoke check), checked for 02 response responded quickly for forced rich(carb cleaner) test drove with fuel pressure gauge attached and found no problems. Did notice maf to be ...
FIX posted 3/29/2011
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Message Closed w/FIX
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17 Replies Received
17 Replies Received
Related Documents & Media | VIN | 1GNDT13S86 |
| Engine | 4.2 L / 6 cyl / GAS |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | Fuel Injection |
| Emissions | OBD-II Compliant |
| Symptoms | MIL Lamp On |
Trouble Codes
| P0171 | Fuel System Too Lean (Bank 1) |
Message Closed w/FIX
Vehicle Data
2006 Chevrolet Trailblazer EXT LS
| VIN | 1GNDT13S86 |
| Engine | 4.2 L / 6 cyl / GAS |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | Fuel Injection |
| Emissions | OBD-II Compliant |
| Symptoms | MIL Lamp On |
Trouble Codes
| P0171 | Fuel System Too Lean (Bank 1) |
Video