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Dimmer Switch Replacement

WARNING: This page is about a different car, the 2017 GMC Acadia. However, it is still accessible from the selected car via links, so may be relevant.
Fig 1: Dimmer Switch
GM4380002Courtesy of GENERAL MOTORS COMPANY
Callout Component Name
Preliminary Procedure 
Instrument Panel Knee Bolster Replacement
1 Dimmer Switch
Procedure 
Release the tabs and remove the switch.