
2007 Chevrolet Uplander LS 3.9L MIL Lamp on
This Uplander has a P0172 System Rich code. No apparent running issues. Fuel trims are as follows ST = -4 to 4, LT = -17 to -23. Front O2 readings are good. Rear readings are anywhere from 600 to 800 mV. Fuel compostion is lo. Unfortunately, my info on this ne...
FIX posted 4/5/2010
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Message Closed w/FIX
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VIN | 1GNDV23W77 |
Engine | 3.9 L / 6 cyl / FLEX |
Trans | 4-speed Automatic (Electronic) |
Delivery | FI |
Emissions | OBD-II Compliant |
Symptoms | MIL Lamp On |
Trouble Codes
P0172 | Fuel System Too Rich (Bank 1) |
Message Closed w/FIX
Vehicle Data
2007 Chevrolet Uplander LS
VIN | 1GNDV23W77 |
Engine | 3.9 L / 6 cyl / FLEX |
Trans | 4-speed Automatic (Electronic) |
Delivery | FI |
Emissions | OBD-II Compliant |
Symptoms | MIL Lamp On |
Trouble Codes
P0172 | Fuel System Too Rich (Bank 1) |