RAM 3500 HD Truck 4WD L6-6.7L DSL Turbo VIN A (2007)
3. Disconnect the wire harness connector (3) from the park/stop/turn signal/side marker (2) or the backup (4) bulb socket on the back of the lamp
housing.
4. Firmly grasp the socket on the back of the housing and rotate it counterclockwise about 30 degrees to unlock it.
5. Pull the socket and bulb straight out from the keyed opening in the housing.
6. Pull the base of the bulb straight out of the socket.
