Extension Housing Assembly: Installation

1. Install a new case extension O-ring seal (3). Install the case extension (2). Install the case extension bolts (1). See Fig 1 .
2. Tighten the case extension bolts (1) to specification. See TORQUE SPECIFICATIONS  .
3. Install the transmission mount. Install the propeller shaft. See appropriate DRIVESHAFT & UNIVERSAL JOINTS article in DRIVE AXLES.
4. Remove the drain pan and the transmission jack. Lower the vehicle. Fill transmission with appropriate fluid to proper level. See LUBRICATION  .

Fig 1: Removing & Installing Extension Housing Assembly

Courtesy of GENERAL MOTORS CORP.