Dodge 2012 Ram Truck Gas 1500 Owner's Manual page 668

666 MAINTAINING YOUR VEHICLE
4. Pull the desired bulb straight from the socket.
CAUTION!
Do not contaminate the bulb glass by touching it
with your fingers or by allowing it to contact other
oily surfaces. Shortened bulb life will result.
• Outside Bulbs: Cargo Lamps
• Inside Bulb: Center High-Mounted Stop Lamp
5. Reverse the procedure for installation of bulbs and
housing.