ACDelco 20778656 Rear Window Wiper Motor Insulator Bushing 1.06 Inch

The ACDelco 20778656 Genuine GM Rear Window Wiper Motor Insulator Bushing is an OEM replacement component designed to isolate and cushion the rear wiper motor assembly. This rubber insulator bushing measures 1.06 inches and helps reduce vibration and noise transmission from the wiper motor to the vehicle body while providing a secure mounting point.

Key Features:

• Genuine GM OEM part ensures exact fit and reliable performance
• Rubber construction provides vibration dampening and motor isolation
• 1.06-inch diameter for precise fitment to factory specifications
• Restores proper wiper motor mounting and operation
• Direct replacement for worn or deteriorated original bushing

This insulator bushing is a critical component for maintaining quiet, smooth rear wiper operation. Over time, the original rubber bushing can deteriorate from exposure to weather and temperature extremes, leading to excessive noise, vibration, or improper wiper motor alignment. Replacing this bushing with a genuine ACDelco part ensures your rear wiper system functions as designed.