
2015 Chevrolet Express 3500 LS 4.8L MIL Lamp on
po 171 -174, ive smoked the intake a few times, no smoke, fuel pressure reads 57.8 on my snap on and autel. car on and off, ( which has me a bit confused). under load fuel trims stabilize, at idle long term at 20-25 both banks. replaced maf with ac delco a...
Summary posted 6/9/2020
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Message Closed w/Summary
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VIN | 1GAZGZFF2F |
Engine | 4.8 L / 8 cyl / FLEX |
Trans | 6-speed Automatic (Electronic) |
Delivery | Fuel Injection / fuel injected |
Emissions | OBD-II Compliant |
Symptoms | MIL Lamp On |
Occurs | Always |
Trouble Codes
P0171 | Fuel System Too Lean (Bank 1) |
P0174 | Fuel System Too Lean (Bank 2) |
Message Closed w/Summary
Vehicle Data
2015 Chevrolet Express 3500 LS
VIN | 1GAZGZFF2F |
Engine | 4.8 L / 8 cyl / FLEX |
Trans | 6-speed Automatic (Electronic) |
Delivery | Fuel Injection / fuel injected |
Emissions | OBD-II Compliant |
Symptoms | MIL Lamp On |
Occurs | Always |
Trouble Codes
P0171 | Fuel System Too Lean (Bank 1) |
P0174 | Fuel System Too Lean (Bank 2) |