K68 Trailer Lighting Control Module Programming

Do not re-program the K68 Trailer Lighting Control Module unless directed by a service procedure or a service bulletin.

1. Access the Service Programming System (SPS) and follow the on-screen instructions.
2. On the SPS Supported Controllers screen, select K68 Trailer Lighting Control Module - Programming and follow the on-screen instructions.
3. Clear DTCs.

If the trailer lighting control module fails to accept the program, verify all scan tool and trailer lighting control module connections are secure.