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2015 Chevrolet Express 2500 4.8L P0171 P0174
Posted to GM Engine on 9/29/2019 24 Replies

Hi to All, 2015 chevy express 4.8 engine i am getting p0171 p0174 bank 1 and bank 2 too lean. fuel trim is going reaching around 30 at idle , if i raise the RPM then it will start to correct to norman around 10 or so, after 3 driving cycle then check engin...

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  Related Documents & Media  2015 Chevrolet Express 2500

 
Message Closed

car Vehicle Data

2015 Chevrolet Express 2500

VIN 1GCWGFCF1F
Engine4.8 L / 8 cyl / FLEX
Trans6-speed Automatic (Electronic)
DeliveryFuel Injection
AffectedP0171 P0174
ConditionsToo Lean
Message Closed

car Vehicle Data

2015 Chevrolet Express 2500

VIN 1GCWGFCF1F
Engine4.8 L / 8 cyl / FLEX
Trans6-speed Automatic (Electronic)
DeliveryFuel Injection
AffectedP0171 P0174
ConditionsToo Lean