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How do you Change, Replace, or Install Broken 1999-2004 GMC Sonoma Side Mirror Replacement

Fits years: 1999, 2000, 2001, 2002, 2003, 2004

All GMC Sonoma Mirrors for sale Tools required:
  • 10mm socket/ratchet with extension

  • 7mm socket/ratchet with extension

  • Phillips screwdriver

  • Flathead screwdriver (small and medium)

  • Door Panel Clip Tool (or putty knife)


Step 1: Open the vehicle's door.

Step 2: Pry and remove the window control switch-plate. Disconnect the wiring harnesses (4) attached to the underside of the panel.

Step 3: Loosen and remove the Phillips screw (1) located inside the interior door handle. Once removed, pry and remove the entire bezel panel.

Step 4: Loosen and remove the 7mm bolts (2) that are just behind the interior door pull.

Step 5: Using the door panel clip tool (or putty knife), pry and remove the interior door panel.


A series of small retaining clips hold the door panel to the vehicle. You will hear them "pop" as they disengage.

Step 6: You can now lift and remove the interior door panel.

Step 7: Remove the screw covers (3) near the side mirror mounting area.

Step 8: Disconnect the side mirror's wiring harness.

Step 9: Loosen and remove the 10mm mounting bolts (3) that secure the side mirror to the vehicle.


NOTE: Be sure to hold onto the side mirror while removing the 10mm bolts, as you don't want to sweep broken glass from your garage floor or driveway!

Step 10: You can now remove the side mirror.

Step 11: Feed the wiring through the opening in the door frame, and mount the mirror by tightening the 10mm mounting bolts (3). Cover the bolts with the covers (3).

Step 12: Connect the side mirror's wiring harness.

Step 13: Reattach the interior door panel.


Simply reverse the removal process. Be sure to reconnect all wiring harnesses, tighten the 7mm bolts, and re-engage the retaining clips attached to the back of the door panel!
These Part Change / Installation Instructions Apply to:

99 1999, 00 2000, 01 2001, 02 2002, 03 2003, 04 2004 GMC Sonoma Mirrors Replacement Instructions

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