GM Service Manual Online
For 1990-2009 cars only

    Object Number: 315311  Size: SH
  1. Pull out the adjuster lock by hand in order to disengage the cable adjuster lock.
  2. The adjuster internal spring removes much of the cable slack. Remove as much of the cable slack as possible, WITHOUT moving the throttle lever.

  3. Object Number: 388884  Size: SH
  4. Engage the cable adjuster lock by pushing in the adjuster lock.