Contact Us Live Chat or 1-888-220-8330
Search Bar
Search by Part Number or Keywords
  • My Garage
  • My Account
  • Cart
  • Body & Mirrors
  • Chassis & Brakes
  • Engine & Drivetrain
  • Electrical & Lighting
Help Center
< Back ×
Replacement and OEM Parts for 2015 GMC Sierra 3500 HD Relays, Wiring, Connectors & Components

2015 GMC Sierra 3500 HD Relays, Wiring, Connectors & Components

My Vehicle Change Vehicle
2015 GMC Sierra 3500 HD
Change Vehicle
Vehicle Options
We need more information about your vehicle to make a correct determination of fitment

17 products about 2015 GMC Sierra 3500 HD Relays, Wiring, Connectors & Components found

Show Item:
  • 30
  • 60
  • 90
Sort by:
Recommended
Filter
Sort
View by
  • OEM (Genuine) 2015 GMC Sierra 3500 HD Socket & Wire

    PartNumber: 84058337
    OEM 2015 GMC Sierra 3500 HD Socket & Wire - 84058337
    Product Specifications
    • Other Names: Harness, Socket Wire
    • Item Dimensions: 3.5 x 1.5 x 1.1 inches
    • Fitment Type: Direct Replacement
    • Replaces: 22869173
    • Part Description: 2015 GMC Sierra 3500 HD Socket & Wire
    More Info
    Vehicle Fitment
    • 2015 GMC Sierra 3500 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 (Genuine) 2015 GMC Sierra 3500 HD Harness

    PartNumber: 23263529
    OEM 2015 GMC Sierra 3500 HD Harness - 23263529
    Product Specifications
    • Notes: GMC, W/Led, W/Park Assist
    • Other Names: Harness
    • Item Dimensions: 24.0 x 9.9 x 5.9 inches
    • Item Weight: 2.70 Pounds
    • Fitment Type: Direct Replacement
    • Replaces: 23138385, 23138386, 23263528, 23441368
    • Part Description: 2015 GMC Sierra 3500 HD Harness
    More Info
    Vehicle Fitment
    • 2015 GMC Sierra 3500 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
    $173.32 MSRP: $313.72
    You Save: $140.40 (45%)
  • OEM (Genuine) 2015 GMC Sierra 3500 HD Harness

    PartNumber: 23263527
    OEM 2015 GMC Sierra 3500 HD Harness - 23263527
    Product Specifications
    • Notes: GMC, W/O Led; GMC, W/Led, W/O Park Assist
    • Other Names: Harness
    • Item Dimensions: 23.5 x 9.6 x 5.8 inches
    • Item Weight: 2.40 Pounds
    • Fitment Type: Direct Replacement
    • Replaces: 23138383, 23263526, 23441366, 23138384
    • Part Description: 2015 GMC Sierra 3500 HD Harness
    More Info
    Vehicle Fitment
    • 2015 GMC Sierra 3500 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
    $166.18 MSRP: $300.80
    You Save: $134.62 (45%)
  • OEM (Genuine) 2015 GMC Sierra 3500 HD Relay

    PartNumber: 13468934
    OEM 2015 GMC Sierra 3500 HD Relay - 13468934
    Product Specifications
    • Notes: Engine Compartment
    • Item Dimensions: 2.1 x 2.1 x 1.0 inches
    • Item Weight: 0.40 Pounds
    • Fitment Type: Direct Replacement
    • Replaces: 13306941, 19119212
    • Part Description: 2015 GMC Sierra 3500 HD Relay
    More Info
    Vehicle Fitment
    • 2015 GMC Sierra 3500 HD | AT4, 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
    $7.67 MSRP: $13.86
    You Save: $6.19 (45%)
  • OEM (Genuine) 2015 GMC Sierra 3500 HD Ground Cable

    PartNumber: 23249195
    OEM 2015 GMC Sierra 3500 HD Ground Cable - 23249195
    Product Specifications
    • Notes: 6.6 Liter Diesel, Main Battery, W/Dual Alternator
    • Other Names: Ground Cable
    • Item Dimensions: 6.3 x 2.0 x 13.4 inches
    • Item Weight: 1.20 Pounds
    • Fitment Type: Direct Replacement
    • Replaces: 23479660, 15921158, 22958884, 22759558
    • Part Description: 2015 GMC Sierra 3500 HD Ground Cable
    More Info
    Vehicle Fitment
    • 2015 GMC Sierra 3500 HD | Base, Denali, SLE, SLT, WT | 8 Cyl 6.0 L CNG, 8 Cyl 6.0 L FLEX, 8 Cyl 6.0 L GAS, 8 Cyl 6.6 L DIESEL
    $27.01 MSRP: $50.98
    You Save: $23.97 (48%)
  • OEM (Genuine) 2015 GMC Sierra 3500 HD Ground Cable

    PartNumber: 23179342
    OEM 2015 GMC Sierra 3500 HD Ground Cable - 23179342
    Product Specifications
    • Notes: 6.0 Liter, Main Battery
    • Other Names: Ground Cable
    • Item Dimensions: 5.1 x 5.2 x 20.0 inches
    • Item Weight: 2.30 Pounds
    • Fitment Type: Direct Replacement
    • Part Description: 2015 GMC Sierra 3500 HD Ground Cable
    More Info
    Vehicle Fitment
    • 2015 GMC Sierra 3500 HD | Base, Denali, SLE, SLT | 8 Cyl 6.0 L CNG, 8 Cyl 6.0 L FLEX, 8 Cyl 6.0 L GAS
    $13.33 MSRP: $25.14
    You Save: $11.81 (47%)
  • OEM (Genuine) 2015 GMC Sierra 3500 HD Ground Cable

    PartNumber: 23219941
    OEM 2015 GMC Sierra 3500 HD Ground Cable - 23219941
    Product Specifications
    • Notes: 6.6 Liter Diesel, Main Battery, W/O Dual Alternator
    • Other Names: Ground Cable
    • Item Dimensions: 6.2 x 2.0 x 13.7 inches
    • Item Weight: 2.60 Pounds
    • Fitment Type: Direct Replacement
    • Replaces: 20776809, 25792519
    • Replaced by: 19434467
    • Part Description: 2015 GMC Sierra 3500 HD Ground Cable
    More Info
    Vehicle Fitment
    • 2015 GMC Sierra 3500 HD | Base, Denali, SLE, SLT, WT | 8 Cyl 6.0 L FLEX, 8 Cyl 6.0 L GAS, 8 Cyl 6.6 L DIESEL
    $12.84 MSRP: $23.32
    You Save: $10.48 (45%)
  • OEM (Genuine) 2015 GMC Sierra 3500 HD ECM Relay

    PartNumber: 13500126
    OEM 2015 GMC Sierra 3500 HD ECM Relay - 13500126
    Product Specifications
    • Notes: Instrument Panel, Black
    • Location: Driver Side; Passenger Side
    • Item Dimensions: 1.9 x 1.5 x 0.7 inches
    • Item Weight: 0.40 Pounds
    • Fitment Type: Direct Replacement
    • Replaces: 92199311, 92181835, 12077866, 12135180, 15393413, 19115082, 15328867, 19116058
    • Part Description: 2015 GMC Sierra 3500 HD ECM Relay
    More Info
    Vehicle Fitment
    • 2015 GMC Sierra 3500 HD | Base, Denali, SLE, SLT, WT | 8 Cyl 6.0 L CNG, 8 Cyl 6.0 L FLEX, 8 Cyl 6.0 L GAS, 8 Cyl 6.6 L DIESEL
    $11.30 MSRP: $20.44
    You Save: $9.14 (45%)
  • OEM (Genuine) 2015 GMC Sierra 3500 HD ECM Relay

    PartNumber: 13500126
    OEM 2015 GMC Sierra 3500 HD ECM Relay - 13500126
    Product Specifications
    • Notes: Instrument Panel, Black
    • Location: Driver Side; Passenger Side
    • Item Dimensions: 1.9 x 1.5 x 0.7 inches
    • Item Weight: 0.40 Pounds
    • Fitment Type: Direct Replacement
    • Replaces: 92199311, 92181835, 12077866, 12135180, 15393413, 19115082, 15328867, 19116058
    • Part Description: 2015 GMC Sierra 3500 HD ECM Relay
    More Info
    Vehicle Fitment
    • 2015 GMC Sierra 3500 HD | Base, Denali, SLE, SLT, WT | 8 Cyl 6.0 L CNG, 8 Cyl 6.0 L FLEX, 8 Cyl 6.0 L GAS, 8 Cyl 6.6 L DIESEL
    $11.30 MSRP: $20.44
    You Save: $9.14 (45%)
  • OEM (Genuine) 2015 GMC Sierra 3500 HD ECM Relay

    PartNumber: 13500126
    OEM 2015 GMC Sierra 3500 HD ECM Relay - 13500126
    Product Specifications
    • Notes: Instrument Panel, Black
    • Location: Driver Side; Passenger Side
    • Item Dimensions: 1.9 x 1.5 x 0.7 inches
    • Item Weight: 0.40 Pounds
    • Fitment Type: Direct Replacement
    • Replaces: 92199311, 92181835, 12077866, 12135180, 15393413, 19115082, 15328867, 19116058
    • Part Description: 2015 GMC Sierra 3500 HD ECM Relay
    More Info
    Vehicle Fitment
    • 2015 GMC Sierra 3500 HD | Base, Denali, SLE, SLT, WT | 8 Cyl 6.0 L CNG, 8 Cyl 6.0 L FLEX, 8 Cyl 6.0 L GAS, 8 Cyl 6.6 L DIESEL
    $11.30 MSRP: $20.44
    You Save: $9.14 (45%)
  • OEM (Genuine) 2015 GMC Sierra 3500 HD ECM Relay

    PartNumber: 13500126
    OEM 2015 GMC Sierra 3500 HD ECM Relay - 13500126
    Product Specifications
    • Notes: Instrument Panel, Black
    • Location: Driver Side; Passenger Side
    • Item Dimensions: 1.9 x 1.5 x 0.7 inches
    • Item Weight: 0.40 Pounds
    • Fitment Type: Direct Replacement
    • Replaces: 92199311, 92181835, 12077866, 12135180, 15393413, 19115082, 15328867, 19116058
    • Part Description: 2015 GMC Sierra 3500 HD ECM Relay
    More Info
    Vehicle Fitment
    • 2015 GMC Sierra 3500 HD | Base, Denali, SLE, SLT, WT | 8 Cyl 6.0 L CNG, 8 Cyl 6.0 L FLEX, 8 Cyl 6.0 L GAS, 8 Cyl 6.6 L DIESEL
    $11.30 MSRP: $20.44
    You Save: $9.14 (45%)
  • OEM (Genuine) 2015 GMC Sierra 3500 HD AC Relay

    PartNumber: 13500114
    OEM 2015 GMC Sierra 3500 HD AC Relay - 13500114
    Product Specifications
    • Notes: Instrument Panel, Gray
    • Location: Driver Side; Passenger Side
    • Item Dimensions: 3.8 x 2.2 x 0.7 inches
    • Item Weight: 0.40 Pounds
    • Fitment Type: Direct Replacement
    • Replaces: 12193606, 19115080, 15328866, 12135034, 15393412, 12088567, 12135170, 19116057
    • Part Description: 2015 GMC Sierra 3500 HD AC Relay
    More Info
    Vehicle Fitment
    • 2015 GMC Sierra 3500 HD | AT4, Base, Denali, SLE, SLT, WT | 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
    $9.31 MSRP: $19.52
    You Save: $10.21 (53%)
  • OEM (Genuine) 2015 GMC Sierra 3500 HD AC Relay

    PartNumber: 13500114
    OEM 2015 GMC Sierra 3500 HD AC Relay - 13500114
    Product Specifications
    • Notes: Instrument Panel, Gray
    • Location: Driver Side; Passenger Side
    • Item Dimensions: 3.8 x 2.2 x 0.7 inches
    • Item Weight: 0.40 Pounds
    • Fitment Type: Direct Replacement
    • Replaces: 12193606, 19115080, 15328866, 12135034, 15393412, 12088567, 12135170, 19116057
    • Part Description: 2015 GMC Sierra 3500 HD AC Relay
    More Info
    Vehicle Fitment
    • 2015 GMC Sierra 3500 HD | AT4, Base, Denali, SLE, SLT, WT | 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
    $9.31 MSRP: $19.52
    You Save: $10.21 (53%)
  • OEM (Genuine) 2015 GMC Sierra 3500 HD AC Relay

    PartNumber: 13500114
    OEM 2015 GMC Sierra 3500 HD AC Relay - 13500114
    Product Specifications
    • Notes: Instrument Panel, Gray
    • Location: Driver Side; Passenger Side
    • Item Dimensions: 3.8 x 2.2 x 0.7 inches
    • Item Weight: 0.40 Pounds
    • Fitment Type: Direct Replacement
    • Replaces: 12193606, 19115080, 15328866, 12135034, 15393412, 12088567, 12135170, 19116057
    • Part Description: 2015 GMC Sierra 3500 HD AC Relay
    More Info
    Vehicle Fitment
    • 2015 GMC Sierra 3500 HD | AT4, Base, Denali, SLE, SLT, WT | 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
    $9.31 MSRP: $19.52
    You Save: $10.21 (53%)
  • OEM (Genuine) 2015 GMC Sierra 3500 HD AC Relay

    PartNumber: 13500114
    OEM 2015 GMC Sierra 3500 HD AC Relay - 13500114
    Product Specifications
    • Notes: Instrument Panel, Gray
    • Location: Driver Side; Passenger Side
    • Item Dimensions: 3.8 x 2.2 x 0.7 inches
    • Item Weight: 0.40 Pounds
    • Fitment Type: Direct Replacement
    • Replaces: 12193606, 19115080, 15328866, 12135034, 15393412, 12088567, 12135170, 19116057
    • Part Description: 2015 GMC Sierra 3500 HD AC Relay
    More Info
    Vehicle Fitment
    • 2015 GMC Sierra 3500 HD | AT4, Base, Denali, SLE, SLT, WT | 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
    $9.31 MSRP: $19.52
    You Save: $10.21 (53%)
  • OEM (Genuine) 2015 GMC Sierra 3500 HD AC Relay

    PartNumber: 13500114
    OEM 2015 GMC Sierra 3500 HD AC Relay - 13500114
    Product Specifications
    • Notes: Instrument Panel, Gray
    • Location: Driver Side; Passenger Side
    • Item Dimensions: 3.8 x 2.2 x 0.7 inches
    • Item Weight: 0.40 Pounds
    • Fitment Type: Direct Replacement
    • Replaces: 12193606, 19115080, 15328866, 12135034, 15393412, 12088567, 12135170, 19116057
    • Part Description: 2015 GMC Sierra 3500 HD AC Relay
    More Info
    Vehicle Fitment
    • 2015 GMC Sierra 3500 HD | AT4, Base, Denali, SLE, SLT, WT | 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
    $9.31 MSRP: $19.52
    You Save: $10.21 (53%)
  • OEM (Genuine) 2015 GMC Sierra 3500 HD AC Relay

    PartNumber: 13500114
    OEM 2015 GMC Sierra 3500 HD AC Relay - 13500114
    Product Specifications
    • Notes: Instrument Panel, Gray
    • Location: Driver Side; Passenger Side
    • Item Dimensions: 3.8 x 2.2 x 0.7 inches
    • Item Weight: 0.40 Pounds
    • Fitment Type: Direct Replacement
    • Replaces: 12193606, 19115080, 15328866, 12135034, 15393412, 12088567, 12135170, 19116057
    • Part Description: 2015 GMC Sierra 3500 HD AC Relay
    More Info
    Vehicle Fitment
    • 2015 GMC Sierra 3500 HD | AT4, Base, Denali, SLE, SLT, WT | 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
    $9.31 MSRP: $19.52
    You Save: $10.21 (53%)