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2002 GMC Sierra 2500 HD 8.1L Hesitation, Poor Fuel Economy, MIL Lamp on, loss of power
Posted to GM Driveability on 7/6/2007 3 Replies

Vehicle came in with [...] having much time at this time I threw a MAF sensor in [...] comes back.I took the vehicle for a test drive it just doesnt seem to have all the power it should.I watched the 02 they seem fine.I tested fuel pressure and thats [...] com...

3 Replies Received (View Replies)

  Related Documents & Media  2002 GMC Sierra 2500 HD

 
Message Closed w/FIX

car Vehicle Data

2002 GMC Sierra 2500 HD

VIN 1GTHK29682
Engine8.1 L / 8 cyl / GAS
Trans5-speed Automatic (Electronic)
DeliveryFI
EmissionsOBD-II Compliant
SymptomsHesitation, Poor Fuel Economy, MIL Lamp on, Loss of Power
OccursIntermittently

Trouble Codes

P0101Mass Airflow Sensor Range/Performance
Message Closed w/FIX

car Vehicle Data

2002 GMC Sierra 2500 HD

VIN 1GTHK29682
Engine8.1 L / 8 cyl / GAS
Trans5-speed Automatic (Electronic)
DeliveryFI
EmissionsOBD-II Compliant
SymptomsHesitation, Poor Fuel Economy, MIL Lamp on, Loss of Power
OccursIntermittently

Trouble Codes

P0101Mass Airflow Sensor Range/Performance