Reverse Band Servo: Reassembly
WARNING: This page does not describe the selected car, but rather 43 other vehicles, including the 2003 Pontiac Montana, 2003 Pontiac Grand Prix, 2003 Pontiac Bonneville, 2003 Pontiac Aztek, and 2003 Oldsmobile Silhouette. However, it is still accessible from the selected car via links, so may be relevant.
Assemble servo piston, cushion springs, cushion spring retainer and servo piston apply pin. Install retaining ring onto servo piston apply pin. Install oil seal ring onto servo piston. Install return spring onto servo assembly. See Fig 1.