
2012 Chevrolet Impala LT 3.6L Hesitation, Surge, Stall, MIL Lamp on
Customer complains of check engine light. Vehicle will run rough at idle for around 3 minutes then smooth out. It will hesitate on acceleration. Found P0171,P0174 for lean bank one and two. Fuel trims were + or - 5 % for short term and +26 and +37 for bank...
Summary posted 11/27/2018
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VIN | 2G1WG5E30C |
Engine | 3.6 L / 6 cyl / FLEX |
Trans | 6-speed Automatic (Electronic) |
Delivery | Fuel Injection |
Emissions | OBD-II Compliant |
Symptoms | Hesitation, Surge, Stall, MIL Lamp On |
Occurs | Cold, on Accel, Idle |
Trouble Codes
P0171 | Fuel System Too Lean (Bank 1) |
P0174 | Fuel System Too Lean (Bank 2) |
Message Closed w/Summary
Vehicle Data
2012 Chevrolet Impala LT
VIN | 2G1WG5E30C |
Engine | 3.6 L / 6 cyl / FLEX |
Trans | 6-speed Automatic (Electronic) |
Delivery | Fuel Injection |
Emissions | OBD-II Compliant |
Symptoms | Hesitation, Surge, Stall, MIL Lamp On |
Occurs | Cold, on Accel, Idle |
Trouble Codes
P0171 | Fuel System Too Lean (Bank 1) |
P0174 | Fuel System Too Lean (Bank 2) |