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2006 Hummer H2 6.0L MIL Lamp on
Posted to GM Driveability on 1/21/2009 5 Replies

Vehicle initially came in with an MIL and code P0446 (EVAP vent control problem). Checked the operation of the purge and vent valves, both clicked when commanded on. Smoke tested the entire EVAP/fuel tank and found no leaks. When the vent valve was commanded o...

5 Replies Received (View Replies)

  Related Documents & Media  2006 Hummer H2

 
Message Closed w/FIX

car Vehicle Data

2006 Hummer H2

VIN 5GRGN23UX6
Engine6.0 L / 8 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI
EmissionsOBD-II Compliant
SymptomsMIL Lamp On

Trouble Codes

P0446EVAP Vent Control System Performance
Message Closed w/FIX

car Vehicle Data

2006 Hummer H2

VIN 5GRGN23UX6
Engine6.0 L / 8 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI
EmissionsOBD-II Compliant
SymptomsMIL Lamp On

Trouble Codes

P0446EVAP Vent Control System Performance