Recommended Trailer Wiring Harness for a 2018 Mercedes Benz GLS 450
Updated 06/28/2020 | Published 06/27/2020
Question:
Hi, For installing 2018 Mercedes GLS 450 Trailer Wiring Harness, are two parts as below the right parts to be used? 1. Curt Upgraded Circuit Protected Powered Tail Light Converter - 4-Pole Flat Trailer Connector - Item # C56496 2. Powered Converter Wiring Kit - Item # 55151 Your answers will help me on ordering thee right parts. Thanks and regards,
asked by: Bryan C
Expert Reply:
The trailer wiring harness I recommend for a 2018 Mercedes-Benz GLS 450 is the ZCI Circuit Protected Vehicle Wiring Harness part # 119250KIT which is the only option that does not require splicing. This is a powered unit that requires a power wire to the battery.
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