GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 GMC_Truck 🢒 2002 🢒 Sonoma Pickup - 4WD 🢒 Body and Accessories 🢒 Body Rear End 🢒 Liftgate Replacement

Removal Procedure

    Object Number: 300374 Size: SH
  1. Remove the liftgate window. Refer to Liftgate Window Replacement .
  2. Open the liftgate.
  3. Support the liftgate.
  4. Remove the roof rear header garnish molding. Refer to Rear Upper Garnish Molding Replacement in Interior Trim.
  5. Disconnect the electrical connectors, as needed.
  6. Disconnect the liftgate window washer fluid hose.
  7. Remove the liftgate struts. Refer to Liftgate Strut Replacement .
  8. Remove the clips that retain the liftgate to the hinges.
  9. With an assistant, slide the liftgate to the right in order to remove the liftgate from the vehicle.

Installation Procedure
  1. With an assistant, install the liftgate by sliding the liftgate hinge ears to the left to rest on the pins.

    2. Object Number: 300374 Size: SH
  2. Install the hinge pins.
  3. Install the hinge pin retaining clips.
  4. Install the liftgate struts. Refer to Liftgate Strut Replacement .
  5. Connect the washer fluid hose.
  6. Connect the electrical connectors, as needed.
  7. Install the roof rear header garnish molding. Refer to Rear Upper Garnish Molding Replacement in Interior Trim.
  8. Install the liftgate window. Refer to Liftgate Window Replacement .