GM Service Manual Online
For 1990-2009 cars only

Object Number: 1373033  Size: A3

The switches for the heated seats, if equipped, are located on the outboard sides of the front seats.

Press the forward part of the switch to turn the heated seat to high. Press the forward part of the switch again to turn the setting to low. Press the rearward part of the switch to turn the heated seat feature off.