Contact Us Live Chat or 1-888-860-1781

2020 Chevrolet Silverado 3500 HD Wiring Harness

Currently shopping for
2020 Chevrolet Silverado 3500 HD
Change Vehicle
2 diagrams found for the vehicle you selected.Select your vehicle options to narrow down results.
  • 1.Electrical - Wiring Harness (Diesel)
    2020 Chevy Silverado 3500 HD Wiring Harness Diagram 1 - Thumbnail
  • 2.Electrical - Wiring Harness (Gas)
    2020 Chevy Silverado 3500 HD Wiring Harness Diagram 2 - Thumbnail
Sort by:
Ref No.
Ref No.
Part No. & Part Description
Price & Qty.
Part No. &
Part Description
  • 2 Chevy 12723784 Harness
    12723784
    Harness
    • Part Notes: 6.6 Liter Diesel, Injector
    • Location: Passenger Side
    • Replaced By: 12725729
    $137.30 $87.67
    1
    Add To Cart
  • 3 Chevy 12723783 Harness
    12723783
    Harness
    • Part Notes: 6.6 Liter Diesel, Injector
    • Location: Driver Side
    $410.21 $260.71
    1
    Add To Cart
  • 12707876
    Harness
    • Part Notes: 6.6 Liter Gas, Injector
    • Location: Driver Side
    $39.57 $25.26
    1
    Add To Cart
  • 12707881
    Harness
    • Part Notes: 6.6 Liter Gas, Injector
    • Location: Passenger Side
    $50.65 $32.33
    1
    Add To Cart