Tail Lamp: Testing and Inspection

- If the vehicle is equipped with factory installed trailer tow, circuit L7 splices to the trailer tow harness.
- Check fuse 14 in the PDC.
- Check fuse 3 in the fuse block.
- When the headlamp switch is in the PARK or ON position, the dimmer circuit, F33, also connects to circuit E1. Circuit E1 feeds circuit E2 through fuse 20 in the fuse block. Circuit E2 powers the instrument cluster illumination lamps, glove box lamp and radio lamp.