Question:
Can I connect break lights if I pull a trailer?
asked by: Marco
Expert Reply:
For your 2017 BMW X5 we do have trailer lighting harnesses like the Tekonsha part # TK47FR which plugs into the vehicle taillight harnesses for an easy install.
T-One Vehicle Wiring Harness with 4-Pole Flat Trailer Connector
EcoHitch Stealth Trailer Hitch Receiver - Custom Fit - Class III - 2"