Dodge 2015 Grand_Caravan - Owner Manual - Manual (Page 192)

You can choose from HIGH, LOW or OFF heat settings.
Amber indicator lights in each switch indicate the level of
heat in use. Two indicator lights will illuminate for
HIGH, one for LOW and none for OFF.
Press the switch once to select HIGH-level
heating. Press the switch a second time to select
LOW-level heating. Press the switch a third
time to shut the heating elements OFF.
NOTE: Once a heat setting is selected, heat will be felt
within two to five minutes.
Second Row Heated Seat Switch
190 UNDERSTANDING THE FEATURES OF YOUR VEHICLE