when i push the 4 wheel high button it blinks for about 10 seconds but goes right back to original 4 wheel setting and does not engage 4 high

when i push the 4 wheel high button it blinks for about 10 seconds but goes right back to original 4 wheel setting and does not engage 4 high 2 Answers

we have a 2007 hummer H3. It is stuck in 4 wheel drive low. Any ideas on how to get it out without having to take it to the dealership?Thanks a bunch! 7 Answers

H3 stuck in 4 wheel drive low

My hummer sometimes will not start like it doesn't want to fire up. Wait 10 min and it starts. 129 Answers

maybe is the fuel pump

My hummer has begun to produce a squeeling noise when I am driving. I understand its hard to diagnos a nois, but it sounds like its from the engine. Has anyone had a similar issue? 2 Answers

Noise occurs in all gears and all speeds. Just began happening recently, i would ay its progessivly getting louder.

Heater control does not work 5 Answers

Replaced battery and now heater control does not work. Removed negative battery for few seconds and this did not help. Dennis