GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 Chevrolet 🢒 1999 🢒 Astro - 4WD 🢒 Body and Accessories 🢒 Doors 🢒 Power Window Motor Replacement

Removal Procedure
  1. Remove the power window regulator. Refer to Door Window Regulator Replacement .

    2. Caution: Do not attempt to service the regulator motor without releasing the counterbalance spring tension. The regulator lift arm is under tension from the counterbalance spring and can cause personal injury if the motor is removed from the regulator.

  2. Install a self-tapping, pan head sheet metal screw through the sector gear and the backing plate at the hole provided. This will lock the sector gear into position.

    3. Object Number: 323624 Size: SH
  3. Drill out the rivets (2) attaching the power window motor to window regulator .
  4. Remove the power window motor from the window regulator (3).

Installation Procedure

    Object Number: 323624 Size: SH
  1. Install the power window motor to the window regulator (3).

    2. Caution: Do not attempt to service the regulator motor without releasing the counterbalance spring tension. The regulator lift arm is under tension from the counterbalance spring and can cause personal injury if the motor is removed from the regulator.

  2. Install the rivets (2) attaching the power window motor to window regulator .
  3. Remove the self-tapping, pan head sheet metal screw through the sector gear and the backing plate hole.
  4. Install the power window regulator. Refer to Door Window Regulator Replacement .