04-05 Cadillac XLR Itch Noise from Quarter Glass Windows - kw adjust convertible rattle squeak weatherstrip whistle window

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

A customer may state that there is a Itch type noise from the rear quarter glass window while driving or over small bumps in the road surface.

This concern may be caused by the front quarter glass window seal being dry. This seal is at the front of the quarter glass window and has a fuzzy felt type appearance. The seal is a two piece seal. Lift the lip of the felt side of the seal and apply weatherstrip lubricant (GM P/N: 03634770 ) between the felt type seal and the inner seal.

.

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. If these steps do not resolve the condition, please contact GM TAC for further diagnostic assistance.

(2004-2005 Cadillac XLR )

.