Service VME - Sunroof Reverses Direction When Closing - keywords accessory body CF5 inoperative roof

The following diagnosis might be helpful if the vehicle exhibits the symptom(s) described in the PI.

The express open and close sunroof was introduced on the 2005 HUMMER H2 as a running change. If a vehicle equipped with this feature exhibits a condition where the sunroof reverses direction while closing, replace the sunroof glass only. It is not necessary to replace the entire module assembly. Refer to SI Document ID #837754 for the sunroof glass replacement procedure.

Please follow this diagnosis process thoroughly and complete each step. If the condition exhibited is resolved without completing every step, the remaining steps do not need to be performed.