Installation Procedure

Install the OVERDRIVE switch wires into manual selector knob.
Snap the OVERDRIVE switch into the manual selector knob.
Install the OVERDRIVE wires through the manual selector lever sleeve, then secure the sleeve with the lower screw.

Fig 1: Installing Overdrive Switch Wires Into Manual Selector Knob
Courtesy of GENERAL MOTORS CORP.
Install the manual selector knob onto manual selector assembly, then install the shift button.

Fig 2: Installing Manual Selector Knob Onto Manual Selector And Shift Button
Courtesy of GENERAL MOTORS CORP.
Fully seat the manual selector knob on the assembly, then tighten the 2 screws.

Fig 3: Seating Manual Selector Knob On Assembly And Tightening 2 Screws
Courtesy of GENERAL MOTORS CORP.
Install the 2 white OVERDRIVE switch wires into the OVERDRIVE switch/manual selector illumination lamp electrical connector (2).
Hook the 2 white OVERDRIVE switch wires onto the clip (1) on the manual selector base, then secure with a push clip.
Install the OVERDRIVE switch/manual selector illumination lamp electrical connector (2) into the manual selector assembly.
Install the manual selector assembly into vehicle. Refer to MANUAL SELECTOR REPLACEMENT REPAIR INSTRUCTIONS .

Fig 4: Installing Overdrive Switch/Manual Selector Illumination Lamp Electrical Connector Into Manual Selector Assembly
Courtesy of GENERAL MOTORS CORP.