Transfer Case Rear Extension Housing Installation

Fig 1: Transfer Case Rear Extension Housing

Courtesy of GENERAL MOTORS COMPANY

Callout	Component Name
1	Transfer Case Rear Extension Housing O-ring Seal NOTE: Do not reuse the O-ring seal. Install a NEW O-ring seal during assembly. Inspect the extension housing and main housing seal surfaces to ensure they are clean and free of damage prior to assembly.
2	Transfer Case Rear Extension Housing Assembly
3	Transfer Case Rear Extension Housing Bolt (Qty: 11) Procedure Apply threadlocker to the threads of the NEW bolts. Refer to Adhesives, Fluids, Lubricants, and Sealers . NOTE: Do not reuse the case half bolts. Install NEW rear extension housing bolts during assembly. Tighten First pass to 28 N.m (21 lb ft) in sequence Final pass 90 degrees in sequence

Callout

Component Name

Transfer Case Rear Extension Housing O-ring Seal

NOTE:

Do not reuse the O-ring seal. Install a NEW O-ring seal during assembly.
Inspect the extension housing and main housing seal surfaces to ensure they are clean and free of damage prior to assembly.

Transfer Case Rear Extension Housing Assembly

Transfer Case Rear Extension Housing Bolt (Qty: 11)
Procedure
Apply threadlocker to the threads of the NEW bolts. Refer to Adhesives, Fluids, Lubricants, and Sealers .

NOTE:

Do not reuse the case half bolts. Install NEW rear extension housing bolts during assembly.

Tighten

First pass to 28 N.m (21 lb ft) in sequence
Final pass 90 degrees in sequence