Tools Required

WARNING: This page is about a different car, the 2007 GMC Yukon XL and 2007 Chevrolet Suburban. However, it is still accessible from the selected car via links, so may be relevant.

J 23093 Center Support Alignment Tool. See Special Tools .

Fig 1: View Of J 23093 & Center Support Bolt

Courtesy of GENERAL MOTORS CORP.

IMPORTANT: If the center support assembly has been reconditioned, you must use a new yellow-colored center support bolt in order to maintain proper bolt torque.

Using the J 23093 , locate the center support 2nd clutch fluid passage through the hole in the case bottom. See Special Tools . Refer to Fluid Passages , Case Fluid Passages illustration.
Push the J 23093 toward the low and reverse band servo bore, seating the center support splines against the case splines. See Special Tools .

NOTE: Refer to Fastener Notice in Cautions and Notices.

IMPORTANT: Do not overtighten the center support bolt.

Install the new center support bolt (25).
Tighten: Maintain pressure on J 23093 while tightening the new center support bolt to 43 N. See Special Tools .m (32 lb ft).
Ensure that the center support bolt head is seated to the bottom of the case.

Fig 2: Identifying Rear Oil Cooler Pipe Fitting & Seal

Courtesy of GENERAL MOTORS CORP.

Install a new rear oil cooler pipe fitting seal (91) onto the rear oil cooler pipe fitting (90).
Install the rear oil cooler pipe fitting (90) into the transmission case.
Tighten: Tighten the fitting to 35 N.m (26 lb ft).