Removal ProcedureRemove the battery tray. Refer toBattery Tray Replacement.Remove the underhood electrical center.Support the engine and transmission.

Remove the left transmission mount to transmissionbolts-(1).

Remove the left transmission mount to frame railbolts-(1).Lower the transmission enough to provide clearance for theleft transmission mount.Remove the left transmission mount-(2).Installation Procedure

Install the left transmission mount-(2).
Caution:Refer toFastener Caution.
Install the left transmission mount to frame railbolts-(1) and tighten to27-Y(20-lb-ft).Raise the transmission until the transmission contacts theleft transmission mount.
Install the left transmission mount to transmissionbolts-(1) and tighten to50-Y(37-lb-ft).Remove the engine and transmission support.Install the battery tray. Refer toBattery Tray Replacement.Install the underhood electrical center.
Transmission Replacement Automatic Transmission Unit
Input Speed Sensor Replacement Automatic Transmission UnitAdhesives, Fluids, Lubricants, and Sealers Engine Control
Adhesives, Fluids, Lubricants, and SealersApplicationType of MaterialGM Part NumberAnti-Seize CompoundLubricantGM-P/N-88862477 (Canadian-P/N-88862478)Camshaft Gear Access Hole PlugSealantGM-P/N-12346004 (Canadian-P/N-10953480)Coolant Temperature Sensor ThreadsSealantGM-P/N-12346004 (Canadian-P/N-109 ...