GMC Repair: remove driver side door panel for 2007 Denali, preface section, assembly procedure

Question
How do i remove the driver door paned for a 2007 GMC Denali to replace the outside mirror?  i have it loose around the edges and removed the bolt behind door handle. seems to be stuck in the middle.

Answer
Preliminary Procedure
Remove the door upper trim panel. Refer to Upper Extension Trim Panel Replacement .
Remove the door window control switch. Refer to Door Lock and Side Window Switch Replacement - Driver Side and Door Lock and Side Window Switch Replacement - Passenger Side .

1
Front Side Door Locking Rod Knob Assembly

Procedure
Lower the window.
Ensure the locking rod is in the unlocked position.
Use a flat-bladed tool to disengage the detent tab and then remove the knob by pulling upward.
When re-installing, push the knob down until the detent tab touches the locking rod opening cover.
Push the detent tab in to lock the knob to the locking rod.

2
Front Side Door Trim Panel Cover

3
Front Side Door Trim Panel Cover Retainer (Qty: 3)

4
Front Side Door Inside Handle Bezel Cover

5
Front Side Door Trim Panel Bolt (Qty: 3)

Notice: Refer to Fastener Notice in the Preface section.

Tighten
9 N·m (18 lb in)

6
Front Side Door Trim Panel Assembly

Procedure
Disconnect the electrical connectors.
There are 2 hooks located on the lower portion of the door trim panel that are being used for manufacturing installation ONLY.
If these hooks are damaged during either removal or installation of the door trim panel, replacement of the panel is not required.
When installing the trim panel start at the lock knob, pushing down and outward moving toward the upper front.

7
Front Side Door Cable Retainer

Procedure
Depress both tabs to remove cable and pull cable rearward out of handle assembly.
When reinstalling cable make sure that it is fully seated past the guide tab.

8
Front Side Door Trim Panel Retainer (Qty: 12)