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Replacement and OEM Parts for 2020 GMC Sierra 2500 HD Lighting Wiring Harnesses

2020 GMC Sierra 2500 HD Lighting Wiring Harnesses

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2020 GMC Sierra 2500 HD
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  • OEM 2020 GMC Sierra 2500 HD Socket & Wire Diagram - 84058337
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    OEM (Genuine) 2020 GMC Sierra 2500 HD Socket & Wire

    PartNumber: 84058337
    OEM 2020 GMC Sierra 2500 HD Socket & Wire - 84058337
    Product Specifications
    • Notes: Regular Cab
    • Other Names: Harness, Socket Wire
    • Item Dimensions: 3.5 x 1.5 x 1.1 inches
    • Fitment Type: Direct Replacement
    • Replaces: 22869173
    • Part Description: 2020 GMC Sierra 2500 HD Socket & Wire
    More Info
    Vehicle Fitment
    • 2020 GMC Sierra 2500 HD | Base, Denali, SLE, SLT | 8 Cyl 6.0 L CNG, 8 Cyl 6.0 L FLEX, 8 Cyl 6.0 L GAS, 8 Cyl 6.6 L DIESEL, 8 Cyl 6.6 L GAS
    $14.43 MSRP: $22.89
    You Save: $8.46 (37%)
  • OEM 2020 GMC Sierra 2500 HD Harness Diagram - 84859038
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    OEM (Genuine) 2020 GMC Sierra 2500 HD Harness

    PartNumber: 84859038
    OEM 2020 GMC Sierra 2500 HD Harness - 84859038
    Product Specifications
    • Notes: Double, Crew Cab, W/Pickup Box Camera, W/O Inside Mirror Display Camera
    • Other Names: Harness
    • Fitment Type: Direct Replacement
    • Replaces: 84599551
    • Part Description: 2020 GMC Sierra 2500 HD Harness
    More Info
    Vehicle Fitment
    • 2020 GMC Sierra 2500 HD | AT4, Denali, SLE, SLT | 8 Cyl 6.6 L DIESEL, 8 Cyl 6.6 L GAS
    $44.29 MSRP: $70.33
    You Save: $26.04 (38%)
  • OEM 2020 GMC Sierra 2500 HD Harness Diagram - 84599550
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    OEM (Genuine) 2020 GMC Sierra 2500 HD Harness

    PartNumber: 84599550
    OEM 2020 GMC Sierra 2500 HD Harness - 84599550
    Product Specifications
    • Notes: Double, Crew Cab, W/O Pickup Box Camera, W/Inside Mirror Display Camera
    • Other Names: Harness
    • Fitment Type: Direct Replacement
    • Part Description: 2020 GMC Sierra 2500 HD Harness
    More Info
    Vehicle Fitment
    • 2020 GMC Sierra 2500 HD | AT4, Base, Denali, SLE, SLT | 8 Cyl 6.6 L DIESEL, 8 Cyl 6.6 L GAS
    $32.94 MSRP: $52.31
    You Save: $19.37 (38%)
  • OEM 2020 GMC Sierra 2500 HD Harness Diagram - 84599549
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    OEM (Genuine) 2020 GMC Sierra 2500 HD Harness

    PartNumber: 84599549
    OEM 2020 GMC Sierra 2500 HD Harness - 84599549
    Product Specifications
    • Other Names: Harness
    • Fitment Type: Direct Replacement
    • Replaced by: 84859036
    • Part Description: 2020 GMC Sierra 2500 HD Harness
    More Info
    Vehicle Fitment
    • 2020 GMC Sierra 2500 HD | AT4, Base, Denali, SLE, SLT | 8 Cyl 6.6 L DIESEL, 8 Cyl 6.6 L GAS
    $30.15 MSRP: $47.87
    You Save: $17.72 (38%)
  • OEM 2020 GMC Sierra 2500 HD HARNESS ASM-I/S RR VIEW MIR WRG Diagram - 84859039
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    OEM (Genuine) 2020 GMC Sierra 2500 HD HARNESS ASM-I/S RR VIEW MIR WRG

    PartNumber: 84859039
    OEM 2020 GMC Sierra 2500 HD HARNESS ASM-I/S RR VIEW MIR WRG - 84859039
    Product Specifications
    • Notes: Double, Crew Cab, W/Pickup Box Camera, W/Inside Mirror Display Camera
    • Other Names: Harness
    • Fitment Type: Direct Replacement
    • Replaces: 84599552, 84791002
    • Part Description: 2020 GMC Sierra 2500 HD HARNESS ASM-I/S RR VIEW MIR WRG
    More Info
    Vehicle Fitment
    • 2020 GMC Sierra 2500 HD | AT4, Denali, SLE, SLT | 8 Cyl 6.6 L DIESEL, 8 Cyl 6.6 L GAS
    $51.95 MSRP: $82.50
    You Save: $30.55 (38%)