
2010 Chevrolet Silverado 1500 LT 5.3L Excessive Emissions, Poor Idle Quality, MIL Lamp on, starts hard
Hooked up computer and started engine ran rough and surged at idle fuel pressure is 60 to 65 psi at start up and stays at 60 for awhile and drops back to 45 - 50 psi. Engine coolant temperature looked good mass air flow responded to the surging of the motor. A...
FIX posted 12/20/2015
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Message Closed w/FIX
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VIN | 3GCRKSE39A |
Engine | 5.3 L / 8 cyl / FLEX |
Trans | 4-speed Automatic (Electronic) |
Delivery | Fuel Injection / port injection |
Emissions | OBD-II Compliant |
Symptoms | Excessive Emissions, Poor Idle Quality, MIL Lamp on, Starts Hard |
Occurs | Always, Cold, Hot |
Trouble Codes
P0172 | Fuel System Too Rich (Bank 1) |
P0175 | Fuel System Too Lean (Bank 2) |
Message Closed w/FIX
Vehicle Data
2010 Chevrolet Silverado 1500 LT
VIN | 3GCRKSE39A |
Engine | 5.3 L / 8 cyl / FLEX |
Trans | 4-speed Automatic (Electronic) |
Delivery | Fuel Injection / port injection |
Emissions | OBD-II Compliant |
Symptoms | Excessive Emissions, Poor Idle Quality, MIL Lamp on, Starts Hard |
Occurs | Always, Cold, Hot |
Trouble Codes
P0172 | Fuel System Too Rich (Bank 1) |
P0175 | Fuel System Too Lean (Bank 2) |