Description
Custom Wiring Solution. The Custom Towed-Vehicle RV Wiring Harness provides a reliable electrical connection between your towed vehicle and RV. It interfaces with the vehicle’s existing lighting systems and ensures proper signaling for safe towing. This harness is essential for maintaining visibility and communication on the road when pulling your Chevrolet Silverado, GMC Sierra, or compatible models behind an RV.
Construction and Appearance. Crafted from durable thermoplastic rubber, the harness is designed to withstand harsh environmental conditions and repeated use. The materials offer flexibility and resistance to abrasion, while the black finish ensures a discreet installation that integrates well with vehicle components.
Installation. The installation process is straightforward and requires no cutting or splicing due to the plug-and-play design. No drilling is necessary, making it an accessible upgrade for professionals and enthusiasts alike.
Warranty. This product includes a one-year limited warranty to protect against defects in materials and workmanship.
Application. Specifically designed to fit select Chevrolet Silverado and GMC Sierra models, including Silverado 1500 (2019-2026), Silverado and Sierra 2500 HD and 3500 HD (select 2020-2023 models), and 2022 LTD/Limited variants. This harness supports all compatible configurations within these ranges.
CA Residents: WARNING: Cancer and Reproductive Harm
- Connects a Towed Vehicle to an RV Using a Standard 4-Way Flat Trailer Plug
- Simple Plug-and-Play Design Eliminates the Need for Cutting or Splicing
- Integrated Block Diodes Isolate Sensitive Vehicle Electronics from RV Signals
- Uses Towed Vehicle’s Existing Taillights, Brake Lights, and Turn Signals
- Includes Harness, 4-Flat Extension, Mounting Bracket, and Hardware
- Fits Select Chevrolet Silverado and GMC Sierra Models from 2019 through 2026, Including 1500, 2500 HD, and 3500 HD Series, Plus 2022 LTD/Limited Variants






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