
2000 GMC W4500 Forward W4S042 5.7L MIL Lamp on
This vehicle is new to me. It came in with a lack of power and the check engine light on with code P0172. When I reviewed fuel trim data, I found the fuel trims combined around negative 20% at idle and around negative 35% at cruise. I found the fuel pressu...
FIX posted 12/11/2024
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Message Closed
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VIN | 4KDC4B1R2Y |
Engine | 5.7 L / 8 cyl / GAS |
Delivery | Fuel Injection |
Emissions | OBD-II Compliant |
Symptoms | MIL Lamp On |
Occurs | Always |
Trouble Codes
P0172 | Fuel System Too Rich (Bank 1) |
P0175 | Fuel System Too Lean (Bank 2) |
Message Closed
Vehicle Data
2000 GMC W4500 Forward W4S042
VIN | 4KDC4B1R2Y |
Engine | 5.7 L / 8 cyl / GAS |
Delivery | Fuel Injection |
Emissions | OBD-II Compliant |
Symptoms | MIL Lamp On |
Occurs | Always |
Trouble Codes
P0172 | Fuel System Too Rich (Bank 1) |
P0175 | Fuel System Too Lean (Bank 2) |