2004 Hummer H2 Air Suspension Problems

Our list of 18 known complaints reported by owners can help you fix your 2004 hummer h2.

2004 hummer h2 air suspension problems. 2004 hummer h2 vehicles have 20 reported problems the most commonly reported 2004 hummer h2 problem is. Problems hummer hummer h2. I have a 2003 hummer h2 while in park the rear loose air and it sit really low and it takes about 20 min to rise back to normal for me to drive i could hear the compressor turn on when i start the hummer but its taking for ever to go up from the rear. I scanned air suspension to find c0711 c0712 and u1064.

2004 hummer h2 suspension problems with 3 complaints from h2 owners. Suspension problem 2003 hummer h2 v8 four wheel drive automatic 89 ooo miles every now and then i get the message service suspension system. The 2004 hummer h2 has 75 problems defects reported by h2 owners. The worst complaints are rear air suspension leaks suspension front and suspension front control arm upper ball joint.

The 2004 hummer h2 has 1 problems reported for rear air suspension leaks. I m thinking probably not a leak as it took over 3 weeks to drop to the bottom. The worst complaints are body paint ac heater and accessories exterior problems. 2004 hummer h2 problems find the most common issues based on car owner complaints.

Then after disconnection the suspension relay two trouble codes went away leaving only c0712. Is there something i can check without taking it to the dealer. Average failure mileage is 110 000 miles. Air suspension is fully down.