2007 Chevrolet Silverado 2500 HD WT 6.0L MIL Lamp on
This one has me stumped at the moment. The fuel trims go positive when accelerating and at idle all is well. The O2's drop to 0 on acceleration. It appeared to be fuel delivery issue but now it has a new fuel pump assembly, good volume and pressure. The MA...
FIX posted 1/21/2021
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Message Closed w/FIX
Vehicle Data2007 Chevrolet Silverado 2500 HD WT
Trouble Codes
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Message Closed w/FIX
Vehicle Data
2007 Chevrolet Silverado 2500 HD WT
VIN | 1GCHK24K67 |
Engine | 6.0 L / 8 cyl / GAS |
Trans | 6-speed Automatic (Electronic) |
Delivery | Fuel Injection |
Emissions | OBD-II Compliant |
Symptoms | MIL Lamp On |
Occurs | On Accel |
Trouble Codes
P0171 | Fuel System Too Lean (Bank 1) |
P0174 | Fuel System Too Lean (Bank 2) |