With Reading Lights (Option TR9)

CIRCUIT OPERATION
Voltage is applied to the Overhead Console, Front and Rear Dome Lamps, Stepwell Lamp, and Cargo Lamps. With the Courtesy Override Switch "ON," these lamps can he grounded by the Front Door Jamb Switches, Sliding Door Jamb Switch, or Liftgate Jamb Switches. Also turning the Headlamp Switch "ON" will ground the Interior Lights.