GM Service Manual Online
For 1990-2009 cars only

Removal Procedure


    Object Number: 893838  Size: SH
  1. Pull the control assembly boot down to disengage the boot from the knob.

  2. Object Number: 893839  Size: SH
  3. Using a screwdriver, remove the control lever knob retainer.
  4. Remove the control lever knob.

Installation Procedure


    Object Number: 893839  Size: SH
  1. Install the control lever knob and knob retainer.

  2. Object Number: 893840  Size: SH
  3. Install the control assembly boot onto the knob so the O-ring in the top of the boot is seated in the groove on the bottom of the knob.