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2006 GMC Sierra 1500 HD SLE 6.0L MIL Lamp on
Posted to GM Driveability on 2/28/2011 14 Replies

customer had code po101 stored so he replaced mass air flow sensor and cleared code. code came back with two other codes. po171 and po 174 left and right banks fuel trim lean. we hooked up scan tool and tried to clear codes. codes would not clear. found air in...

14 Replies Received (View Replies)

  Related Documents & Media  2006 GMC Sierra 1500 HD SLE

 
Message Closed w/FIX

car Vehicle Data

2006 GMC Sierra 1500 HD SLE

VIN 1GTGK13U56
Engine6.0 L / 8 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFuel Injection
EmissionsOBD-II Compliant
SymptomsMIL Lamp On
OccursAlways

Trouble Codes

P0101Mass Airflow Sensor Range/Performance
P0171Fuel System Too Lean (Bank 1)
P0174Fuel System Too Lean (Bank 2)
Message Closed w/FIX

car Vehicle Data

2006 GMC Sierra 1500 HD SLE

VIN 1GTGK13U56
Engine6.0 L / 8 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFuel Injection
EmissionsOBD-II Compliant
SymptomsMIL Lamp On
OccursAlways

Trouble Codes

P0101Mass Airflow Sensor Range/Performance
P0171Fuel System Too Lean (Bank 1)
P0174Fuel System Too Lean (Bank 2)