GM Service Manual Online
For 1990-2009 cars only

    Object Number: 73240  Size: SH
  1. Raise and suitably support the vehicle. Refer to Lifting and Jacking the Vehicle in General Information.
  2. Shift the transmission into NEUTRAL.
  3. Using a flat bladed screwdriver, carefully pry to release the transmission shift control cable adjustment lock.
  4. Check to be sure that the transmission floor shift control is in the NEUTRAL detent position.
  5. Check to be sure that the transmission is in the NEUTRAL detent position.

  6. Object Number: 73238  Size: SH
  7. Press to secure the transmission shift control cable adjustment lock.
  8. Lower the vehicle.