Ram Trucks 2012 3500 - Police Supplement - Manual (Page 12)

LIGHTS
Dome Light — If Equipped
The police dome light has three positions. Position one is
used for white light, and position two is used for red LED
light. Always remember to return the dome light switch
to the OFF (center) position when finished using to
prevent discharging the vehicle battery.
Dome Light
10 UNDERSTANDING THE FEATURES OF YOUR VEHICLE