Steve, here is the instructions for replacing the CTM. It is mounted to a bracket next to the right side of the glove box.
CENTRAL TIMER MODULE
Before replacing a high-line Central Timer Module (CTM), use a DRB scan tool to determine the current settings for the CTM programmable features. These settings should be duplicated in the replacement CTM using the DRB scan tool, before returning the vehicle to service.
WARNING: ON VEHICLES EQUIPPED WITH AIRBAGS, Refer to PASSIVE RESTRAINT SYSTEMS BEFORE ATTEMPTING ANY STEERING WHEEL, STEERING COLUMN, OR INSTRUMENT PANEL COMPONENT DIAGNOSIS OR SERVICE. FAILURE TO TAKE THE PROPER PRECAUTIONS COULD RESULT IN ACCIDENTAL AIRBAG DEPLOYMENT AND POSSIBLE PERSONAL INJURY.
Disconnect and isolate the battery
Remove the glove box from the instrument panel. See Glove Box in the Removal and Installation section of this group for the procedures.
Remove the three screws that secure the bracket to the outboard side of the instrument panel glove box opening Central Timer Module Remove/Install
Remove the two screws that secure the Central Timer Module (CTM) mounting bracket to the outboard instrument panel glove box opening bracket.
Remove the outboard glove box opening bracket from the instrument panel through the glove box opening.
Pull the CTM and its mounting bracket into the glove box opening far enough to access and disengage the wire harness retainer from the CTM mounting bracket.
Unplug the wire harness connector(s) (one connector for the base CTM, two connectors for high-line CTM) from the CTM.
Remove the CTM from the instrument panel.
Reverse the removal procedures to install. Be certain to engage the mounting tab on the outboard side of the CTM mounting bracket with the slot in the right instrument panel end bracket. Tighten the CTM and mounting bracket screws to 2.2 N·m (20 in. lbs.)
NOTE: If a new high-line Central Timer Module is installed, the programmable features must be enabled and/or disabled to the customer's preferred settings. Use a DRB scan tool and the proper Diagnostic