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International Automotive Technicians Network
2005 GMC Sierra 2500 HD 6.6L MIL Lamp on
Posted to GM Driveability on 6/24/2010 7 Replies

Hello techs, We had this truck come in with the "Check Engine Light" on two days ago. The code was P0101 MAF Sensor circuit. After some diagnosis the MAF and harness was changed. The CEL has not come back on, but this truck is pumping out the black smoke under...

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  Related Documents & Media  2005 GMC Sierra 2500 HD

 
Message Closed w/FIX

car Vehicle Data

2005 GMC Sierra 2500 HD

VIN 1GTHK232X5
Engine6.6 L / 8 cyl / DIESEL
Trans5-speed Automatic (Electronic)
DeliveryFuel Injection
EmissionsOBD-II Compliant
SymptomsMIL Lamp On
OccursUnder Load

Trouble Codes

P0101Mass Airflow Sensor Range/Performance
Message Closed w/FIX

car Vehicle Data

2005 GMC Sierra 2500 HD

VIN 1GTHK232X5
Engine6.6 L / 8 cyl / DIESEL
Trans5-speed Automatic (Electronic)
DeliveryFuel Injection
EmissionsOBD-II Compliant
SymptomsMIL Lamp On
OccursUnder Load

Trouble Codes

P0101Mass Airflow Sensor Range/Performance