Installation Procedure

Install the transmission support to the vehicle.
CAUTION: Refer to FASTENER NOTICE .
Install the transmission support to the frame mounting bolts.
Tighten
- Tighten the bolts to 50 N.m (66 lb ft), except Cutaway.
- Tighten the bolts to 65 N.m (48 lb ft), Cutaway.
Fig 1: Installing Transmission Support To Frame Mounting Bolts
Courtesy of GENERAL MOTORS CORP.
Install the transmission mount to the transmission support retaining nuts, for 4WD vehicles.
Tighten

Tighten the nuts to 60 N.m (44 lb ft).

Fig 2: Installing Transmission Mount To Transmission Support Retaining Nuts (4WD)
Courtesy of GENERAL MOTORS CORP.
Install the transmission mount to the transmission support retaining nut, for RWD vehicles.
Tighten

Tighten the nut to 60 N.m (44 lb ft).

Fig 3: Installing Transmission Mount To Transmission Support Retaining Nut (RWD)
Courtesy of GENERAL MOTORS CORP.
Install the fuel filter bracket to transmission support retaining bolts.
Tighten

Tighten the bolts to 30 N.m (22 lb ft).

Fig 4: Installing Fuel Filter Bracket To Transmission Support Bolts
Courtesy of GENERAL MOTORS CORP.
Install the brake combination valve to transmission support mounting bolt.
Tighten

Tighten the bolt to 10 N.m (89 lb in).
Remove the safety stands.
Lower the vehicle.

Fig 5: Installing Brake Combination Valve To Transmission Support Bolt
Courtesy of GENERAL MOTORS CORP.