× Auto Repair Pros Member Benefits TechHelp Knowledge Base Forums Resources My iATN Marketplace Chat Pricing About Us Join Industry Sponsors Video Members Only Repair Shops Auto Pro Careers Auto Pro Reviews
Join Now
International Automotive Technicians Network
2002 GMC Sierra 2500 HD SL 6.6L MIL Lamp on
Posted to GM Driveability on 6/27/2006 9 Replies

This is driving me crazy! I have this P0101 code as intermittent problem. The signal is good for the MAF and I think the Baro sensor may be the lead candidate for replacement. I can not find any air leaks or problem with the airbox. I replaced MAF with known g...

9 Replies Received (View Replies)

  Related Documents & Media  2002 GMC Sierra 2500 HD SL

 
Message Closed w/FIX

car Vehicle Data

2002 GMC Sierra 2500 HD SL

VIN 1GTHK29182
Engine6.6 L / 8 cyl / DIESEL
Trans5-speed Automatic (Electronic)
DeliveryFI / Direct
EmissionsOBD-II Compliant
SymptomsMIL Lamp On
OccursCold, Intermittently
Misc.Sle

Trouble Codes

P0101Mass Airflow Sensor Range/Performance
Message Closed w/FIX

car Vehicle Data

2002 GMC Sierra 2500 HD SL

VIN 1GTHK29182
Engine6.6 L / 8 cyl / DIESEL
Trans5-speed Automatic (Electronic)
DeliveryFI / Direct
EmissionsOBD-II Compliant
SymptomsMIL Lamp On
OccursCold, Intermittently
Misc.Sle

Trouble Codes

P0101Mass Airflow Sensor Range/Performance