Dodge 2010 Ram - Manual (Page 121)

Cargo Light
The cargo lights are turned on by pressing on the cargo
button.
The cargo lights will also turn on for approximately
30 seconds when a RKE transmitter UNLOCK button is
pressed, as part of the Illuminated Entry feature.
Lights-on Reminder
If the headlights, parking lights, or cargo lights are left on
after the ignition is turned OFF, a chime will sound when
the driver’s door is opened.
Battery Saver
To protect the life of your vehicle’s battery, load shedding
is provided for both the interior and exterior lights.
If the ignition is OFF and any door is left ajar for
10 minutes or the dimmer control is rotated right for
10 minutes, the interior lights will automatically turn off.
If the headlights remain on while the ignition is cycled
OFF, the exterior lights will automatically turn off after
eight minutes. If the headlights are turned on and left on
for eight minutes while the ignition is OFF, the exterior
lights will automatically turn off.
NOTE: Battery saver mode is cancelled if the ignition is
ON.
Cargo Light Switch
120 UNDERSTANDING THE FEATURES OF YOUR VEHICLE