Power Outlet: Removal

WARNING: This page is about a different car, the 2004 Dodge Viper. However, it is still accessible from the selected car via links, so may be relevant.

Disconnect and isolate the battery negative cable.
Look inside and note position of the retaining bosses (Fig 1 ).
Using external snap ring pliers with 90 degree tips. Insert pliers with tips against bosses and squeeze forcing bosses out of base.
Disconnect the base wires.

Fig 1: Power Out Removal
Courtesy of DAIMLERCHRYSLER CORP.
Set base aside and remove base mount ring.