CURT 56003 routes a trailer-wiring connection to the truck bed for selected Chevrolet Silverado 1500 LTD, Chevrolet Silverado 1500 applications. The 7-foot harness provides four-way flat and seven-way RV blade connections; check the vehicle plugs and routing path.
Specifications
| Brand | CURT |
| Manufacturer Part Number | 56003 |
| End Type | 4 Flat And 7 Blade |
| Color | Black |
| Estimated Install Time (Hours) | 1 |
| Manufacturer Product Name | 7′ Custom Wiring Extension Harness (Adds 4-Way, 7-Way RV Blade to Truck Bed) |
| Verified Vehicle Applications | 2022 Chevrolet Silverado 1500 LTD; 2019–2026 Chevrolet Silverado 1500; 2020–2026 Chevrolet Silverado 2500 HD; 2020–2026 Chevrolet Silverado 3500 HD; 2022 GMC Sierra 1500 Limited; 2019–2026 GMC Sierra 1500; 2020–2026 GMC Sierra 2500 HD; 2020–2026 GMC Sierra 3500 HD |
Key Features
- Manufacturer Product Name: 7′ Custom Wiring Extension Harness (Adds 4-Way, 7-Way RV Blade to Truck Bed).
- Verified Vehicle Applications: 2022 Chevrolet Silverado 1500 LTD; 2019–2026 Chevrolet Silverado 1500; 2020–2026 Chevrolet Silverado 2500 HD; 2020–2026 Chevrolet Silverado 3500 HD; 2022 GMC Sierra 1500 Limited; 2019–2026 GMC Sierra 1500; 2020–2026 GMC Sierra 2500 HD; 2020–2026 GMC Sierra 3500 HD.
- Color: Black.
Compatibility
| Vehicle End or Trailer End | Vehicle End |
Vehicle Applications
- 2019 Chevrolet Silverado 2500 HD
- 2019 Chevrolet Silverado 3500 HD
- 2019 GMC Sierra 2500 HD
- 2019 GMC Sierra 3500 HD
- 2020 Chevrolet Silverado 1500
- 2020 GMC Sierra 1500
- 2020 Chevrolet Silverado 2500 HD
- 2020 Chevrolet Silverado 3500 HD
- 2020 GMC Sierra 2500 HD
- 2020 GMC Sierra 3500 HD
- 2021 Chevrolet Silverado 1500
- 2021 Chevrolet Silverado 2500 HD
- 2021 Chevrolet Silverado 3500 HD
- 2021 GMC Sierra 1500
- 2021 GMC Sierra 2500 HD
- 2021 GMC Sierra 3500 HD
- 2022 Chevrolet Silverado 2500 HD
- 2022 Chevrolet Silverado 3500 HD
- 2022 GMC Sierra 2500 HD
- 2022 GMC Sierra 3500 HD
- 2023 Chevrolet Silverado 1500
- 2023 Chevrolet Silverado 2500 HD
- 2023 Chevrolet Silverado 3500 HD
- 2023 GMC Sierra 2500 HD
- 2023 GMC Sierra 3500 HD
- 2019 Chevrolet Silverado 1500 LD- Old Model
- 2019 GMC Sierra 1500- New Model
- 2022 GMC Sierra 1500- New Model
- 2023 GMC Sierra 1500
- 2024 Chevrolet Silverado 1500
- 2024 GMC Sierra 1500
- 2025 Chevrolet Silverado 1500
- 2025 GMC Sierra 1500
- 2019 Chevrolet Silverado 1500- New Model
- 2022 Chevrolet Silverado 1500- New Model
- 2026 GMC Sierra 1500
Notes
- As with any trailer, however, 5th wheels and goosenecks must be equipped with the proper lighting and electrical systems, and tend to require even more complex connectors than a standard receiver-type trailer setup.
