Instrument Panel Lamp Dimmer Switch Replacement Pontiac
                    
Removal Procedure
- Remove the fog lamp/dimmer
switch trim plate from the instrument  panel using a small flat-bladed tool.
 
- Disconnect the electrical
 connectors from the fog lamp/dimmer switches.
 
- Remove the fog lamp/dimmer
switch bulb  using a small flat-bladed tool turning counterclockwise, if required.
 
- Release the retainer tabs
 on the dimmer lamp switch using a small flat-bladed tool on the back side.
 
- Remove the dimmer lamp
 switch from the trim plate.
 
Installation Procedure
- Install the dimmer lamp
 switch to the trim plate pressing into place until fully seated.
 
- Install the fog lamp/dimmer
switch bulb  using a small flat-bladed tool turning clockwise, if required.
 
- Connect the electrical
 connectors to the fog lamp/dimmer switches.
 
- Install the fog lamp/dimmer
 switch trim plate to the instrument panel pressing into place until fully
 seated.
 
                            Instrument Panel Lamp Dimmer Switch Replacement Chevrolet
                    
Removal Procedure
- Remove the instrument panel (I/P) cluster trim
panel to access the dimmer switch. Refer to 
Instrument Cluster Trim Panel Replacement 
 in Instrument
Panel, Gages, and Console.
 
- Using a small flat-bladed tool, release the retainers (1) on the
dimmer switch housing.
 
- Remove the dimmer switch (3) housing from the I/P cluster trim
panel.
 
Installation Procedure
- Install the dimmer switch (3) housing
to the I/P cluster trim panel, pressing into place until fully seated.
 
- Install the to the I/P cluster trim panel. Refer to 
Instrument Cluster Trim Panel Replacement 
 in Instrument Panel, Gages, and Console.