Search Bar
Search by Part Number, Part Name, or Vehicle
  • My Garage
  • Cart
  • OE Parts
  • Body & Mirrors
  • Chassis & Brakes
  • Engine & Drivetrain
  • Electrical & Lighting
Help Center
< Back ×
  • Shop OE Parts
  • Shop By Category
  • Body & Mirrors
  • Chassis & Brakes
  • Engine & Drivetrain
  • Electrical & Lighting

2018 GMC Sierra 2500 HD Ignition, Distributors & ECM

My Vehicle Change Vehicle
2018 GMC Sierra 2500 HD
Change Vehicle
Vehicle Options
We need more information about your vehicle to make a correct determination of fitment
< Back to View All
Engine & Drivetrain

20 products about 2018 GMC Sierra 2500 HD Ignition, Distributors & ECM found

Sort by:
Recommended
Filter Results
Sort
View by
  • Delphi Ignition Coil for 2018 GMC Sierra 2500 HD - GN10165

    Delphi® Ignition Coil for 2018 GMC Sierra 2500 HD

    PartNumber: GN10165
    $41.69
    Product Specifications
    • Notes: Round Body
    • Terminal Gender: Male
    • Terminal Quantity: 4
    • Terminal Type: Blade
    • UPC: 689604196878
    • Part Description: 2018 GMC Sierra 2500 HD Ignition Coil
    More Info
    Vehicle Fitment
    • 2018 GMC Sierra 2500 HD | All Trims | 8 Cyl 6.0L
  • Spectra Premium Ignition Coil for 2018 GMC Sierra 2500 HD - C-721

    Spectra Premium® Ignition Coil for 2018 GMC Sierra 2500 HD

    PartNumber: C-721
    $45.96
    Product Specifications
    • Notes: Coil On Plug; Square Coil
    • Bracket: No
    • Coil Shape: Square
    • Connector Gender: Female
    • Finish: Black
    • Height: 4.291"
    • Length: 4.937"
    • Terminal Gender: Male
    • Terminal Quantity: 4
    • Terminal Type: Blade
    • UPC: 627785014291
    • Part Description: 2018 GMC Sierra 2500 HD Ignition Coil
    More Info
    Vehicle Fitment
    • 2018 GMC Sierra 2500 HD | All Trims | 8 Cyl 6.0L
  • Delphi Ignition Knock Sensor for 2018 GMC Sierra 2500 HD - AS10261

    Delphi® Ignition Knock Sensor for 2018 GMC Sierra 2500 HD

    PartNumber: AS10261
    $13.49
    Product Specifications
    • UPC: 689604304242
    • Part Description: 2018 GMC Sierra 2500 HD Ignition Knock Sensor
    Vehicle Fitment
    • 2018 GMC Sierra 2500 HD | All Trims | 8 Cyl 6.0L
  • Walker Products Ignition Coil for 2018 GMC Sierra 2500 HD - 920-1061

    Walker Products® Ignition Coil for 2018 GMC Sierra 2500 HD

    PartNumber: 920-1061
    $31.66
    Product Specifications
    • Notes: Square; Vendor:MITSUBISHI
    • Connector Gender: Male
    • Ignition Type: Electronic
    • Oil Filled: No
    • Requires External Resistor: No
    • Terminal Gender: Male
    • Terminal Quantity: 4
    • Terminal Type: Spade
    • UPC: 724620070112
    • Voltage: 12 Volts
    • Part Description: 2018 GMC Sierra 2500 HD Ignition Coil
    More Info
    Vehicle Fitment
    • 2018 GMC Sierra 2500 HD | All Trims | 8 Cyl 6.0L
  • Spectra Premium Ignition Coil for 2018 GMC Sierra 2500 HD - C-599

    Spectra Premium® Ignition Coil for 2018 GMC Sierra 2500 HD

    PartNumber: C-599
    $37.44
    Product Specifications
    • Notes: Coil On Plug; Round Coil
    • Bracket: No
    • Coil Shape: Round
    • Connector Gender: Female
    • Finish: Black
    • Height: 4.291"
    • Length: 4.937"
    • Terminal Gender: Male
    • Terminal Quantity: 4
    • Terminal Type: Blade
    • UPC: 874183006834
    • Part Description: 2018 GMC Sierra 2500 HD Ignition Coil
    More Info
    Vehicle Fitment
    • 2018 GMC Sierra 2500 HD | All Trims | 8 Cyl 6.0L
  • OEM 2018 GMC Sierra 2500 HD Knock Sensor Diagram - 12623730
    View Related Parts

    OEM (Genuine) 2018 GMC Sierra 2500 HD Knock Sensor

    PartNumber: 12623730
    $13.42 MSRP: $25.30
    You Save: $11.88 (47%)
    Product Specifications
    • Notes: 6.0 Liter; Silverado, Sierra; 6.0l
    • Other Names: Knock Sensor
    • Item Dimensions: 2.7 x 2.4 x 1.2 inches
    • Item Weight: 0.60 Pounds
    • Fitment Type: Direct Replacement
    • Replaces: 12570125
    • Part Description: 2018 GMC Sierra 2500 HD Knock Sensor
    More Info
    Vehicle Fitment
    • 2018 GMC Sierra 2500 HD | Base, Denali, SLE, SLT, WT | 8 Cyl 6.0 L CNG, 8 Cyl 6.0 L FLEX, 8 Cyl 6.0 L GAS
  • Walker Products Ignition Coil for 2018 GMC Sierra 2500 HD - 920-1062

    Walker Products® Ignition Coil for 2018 GMC Sierra 2500 HD

    PartNumber: 920-1062
    $30.76
    Product Specifications
    • Notes: Round; Vendor:DELPHI
    • Connector Gender: Female
    • Ignition Type: Electronic
    • Oil Filled: No
    • Requires External Resistor: No
    • Terminal Gender: Male
    • Terminal Quantity: 4
    • Terminal Type: Spade
    • UPC: 724620070129
    • Voltage: 12 Volts
    • Part Description: 2018 GMC Sierra 2500 HD Ignition Coil
    More Info
    Vehicle Fitment
    • 2018 GMC Sierra 2500 HD | All Trims | 8 Cyl 6.0L
  • Walker Products Ignition Knock Sensor for 2018 GMC Sierra 2500 HD - 242-1049

    Walker Products® Ignition Knock Sensor for 2018 GMC Sierra 2500 HD

    PartNumber: 242-1049
    $11.14
    Product Specifications
    • Connector Gender: Female
    • Connector Quantity: 1
    • Connector Shape: Oblong
    • Mounting Hardware Included: Yes
    • OE Part Number: 10456031
    • Terminal Gender: Male
    • Terminal Quantity: 2
    • Terminal Type: Blade
    • UPC: 724620074714
    • Wiring Harness Included: No
    • Part Description: 2018 GMC Sierra 2500 HD Ignition Knock Sensor
    More Info
    Vehicle Fitment
    • 2018 GMC Sierra 2500 HD | All Trims | 8 Cyl 6.0L
  • OEM 2018 GMC Sierra 2500 HD Engine Control Module Assembly (W/ 2Nd Mpu) E78 Service No-Start Diagram - 12692201
    View Related Parts

    OEM (Genuine) 2018 GMC Sierra 2500 HD Engine Control Module Assembly (W/ 2Nd Mpu) E78 Service No-Start

    PartNumber: 12692201
    $133.60 MSRP: $276.36
    You Save: $142.76 (52%)
    Product Specifications
    • Notes: 6.0 Liter; Silverado, Sierra; 6.0l
    • Other Names: ECM
    • Item Dimensions: 8.1 x 5.2 x 5.2 inches
    • Item Weight: 2.20 Pounds
    • Fitment Type: Direct Replacement
    • Replaces: 12668986
    • Part Description: 2018 GMC Sierra 2500 HD Engine Control Module Assembly (W/ 2Nd Mpu) E78 Service No-Start
    More Info
    Vehicle Fitment
    • 2018 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
  • OEM 2018 GMC Sierra 2500 HD Engine Control Module Assembly (W/ 2Nd Mpu) E78 Service No-Start Diagram - 12692201
    View Related Parts

    OEM (Genuine) 2018 GMC Sierra 2500 HD Engine Control Module Assembly (W/ 2Nd Mpu) E78 Service No-Start

    PartNumber: 12692201
    $133.60 MSRP: $276.36
    You Save: $142.76 (52%)
    Product Specifications
    • Notes: 6.0 Liter; Silverado, Sierra; 6.0l
    • Other Names: ECM
    • Item Dimensions: 8.1 x 5.2 x 5.2 inches
    • Item Weight: 2.20 Pounds
    • Fitment Type: Direct Replacement
    • Replaces: 12668986
    • Part Description: 2018 GMC Sierra 2500 HD Engine Control Module Assembly (W/ 2Nd Mpu) E78 Service No-Start
    More Info
    Vehicle Fitment
    • 2018 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
  • OEM 2018 GMC Sierra 2500 HD Coil Diagram - 12611424
    View Related Parts

    OEM (Genuine) 2018 GMC Sierra 2500 HD Coil

    PartNumber: 12611424
    $77.66 MSRP: $163.16
    You Save: $85.50 (53%)
    Product Specifications
    • Notes: 6.0 Liter, Mitsubishi; Silverado, Sierra; 6.0l; Melco
    • Other Names: Coil
    • Item Dimensions: 4.9 x 3.0 x 1.6 inches
    • Item Weight: 0.80 Pounds
    • Fitment Type: Direct Replacement
    • Replaces: 12570616
    • Replaced by: 12739916
    • Part Description: 2018 GMC Sierra 2500 HD Coil
    More Info
    Vehicle Fitment
    • 2018 GMC Sierra 2500 HD | Base, Denali, SLE, SLT, WT | 8 Cyl 6.0 L CNG, 8 Cyl 6.0 L FLEX, 8 Cyl 6.0 L GAS
  • OEM 2018 GMC Sierra 2500 HD Ignition Coil Assembly Diagram - 12699382
    View Related Parts

    OEM (Genuine) 2018 GMC Sierra 2500 HD Ignition Coil Assembly

    PartNumber: 12699382
    $86.46 MSRP: $163.16
    You Save: $76.70 (48%)
    Product Specifications
    • Notes: 6.0 Liter, Delphi; Silverado, Sierra; 6.0l; Delphi
    • Other Names: Coil, Ignition Coil
    • Item Dimensions: 4.5 x 2.7 x 2.7 inches
    • Item Weight: 0.40 Pounds
    • Fitment Type: Direct Replacement
    • Replaces: 12573190
    • Replaced by: 12739916
    • Part Description: 2018 GMC Sierra 2500 HD Ignition Coil Assembly
    More Info
    Vehicle Fitment
    • 2018 GMC Sierra 2500 HD | Base, Denali, SLE, SLT, WT | 8 Cyl 6.0 L CNG, 8 Cyl 6.0 L FLEX, 8 Cyl 6.0 L GAS
  • OEM 2018 GMC Sierra 2500 HD MODULE ASM-ENG CONT (W/ 2ND MPU) Diagram - 12711509
    View Related Parts

    OEM (Genuine) 2018 GMC Sierra 2500 HD MODULE ASM-ENG CONT (W/ 2ND MPU)

    PartNumber: 12711509
    $473.37 MSRP: $856.80
    You Save: $383.43 (45%)
    Product Specifications
    • Other Names: ECM
    • Fitment Type: Direct Replacement
    • Replaced by: 12720006
    • Part Description: 2018 GMC Sierra 2500 HD MODULE ASM-ENG CONT (W/ 2ND MPU)
    More Info
  • OEM 2018 GMC Sierra 2500 HD MODULE ASM-ENG CONT (W/ 2ND MPU) Diagram - 12711509
    View Related Parts

    OEM (Genuine) 2018 GMC Sierra 2500 HD MODULE ASM-ENG CONT (W/ 2ND MPU)

    PartNumber: 12711509
    $473.37 MSRP: $856.80
    You Save: $383.43 (45%)
    Product Specifications
    • Other Names: ECM
    • Fitment Type: Direct Replacement
    • Replaced by: 12720006
    • Part Description: 2018 GMC Sierra 2500 HD MODULE ASM-ENG CONT (W/ 2ND MPU)
    More Info
  • OEM 2018 GMC Sierra 2500 HD Ignition Switch Diagram - 84126104
    View Related Parts

    OEM (Genuine) 2018 GMC Sierra 2500 HD Ignition Switch

    PartNumber: 84126104
    $38.58 MSRP: $63.88
    You Save: $25.30 (40%)
    Product Specifications
    • Other Names: Ignition Switch
    • Item Dimensions: 3.2 x 2.1 x 1.0 inches
    • Item Weight: 0.50 Pounds
    • Fitment Type: Direct Replacement
    • Replaced by: 85619198
    • Part Description: 2018 GMC Sierra 2500 HD Ignition Switch
    More Info
    Vehicle Fitment
    • 2018 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
  • OEM 2018 GMC Sierra 2500 HD Antitheft Module Diagram - 13523300
    View Related Parts

    OEM (Genuine) 2018 GMC Sierra 2500 HD Antitheft Module

    PartNumber: 13523300
    $33.16 MSRP: $60.29
    You Save: $27.13 (45%)
    Product Specifications
    • Item Dimensions: 3.1 x 2.1 x 1.0 inches
    • Item Weight: 3.40 Pounds
    • Fitment Type: Direct Replacement
    • Replaces: 13500157
    • Part Description: 2018 GMC Sierra 2500 HD Antitheft Module
    More Info
    Vehicle Fitment
    • 2018 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
  • OEM 2018 GMC Sierra 2500 HD Ignition Cylinder Diagram - 84668679
    View Related Parts

    OEM (Genuine) 2018 GMC Sierra 2500 HD Ignition Cylinder

    PartNumber: 84668679
    $67.58 MSRP: $111.86
    You Save: $44.28 (40%)
    Product Specifications
    • Item Dimensions: 1.5 x 1.5 x 1.2 inches
    • Item Weight: 0.60 Pounds
    • Fitment Type: Direct Replacement
    • Replaces: 22855177, 23476975
    • Part Description: 2018 GMC Sierra 2500 HD Ignition Cylinder
    More Info
    Vehicle Fitment
    • 2018 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
  • OEM 2018 GMC Sierra 2500 HD Glow Plug Diagram - 12690238
    View Related Parts

    OEM (Genuine) 2018 GMC Sierra 2500 HD Glow Plug

    PartNumber: 12690238
    $25.53 MSRP: $46.22
    You Save: $20.69 (45%)
    Product Specifications
    • Other Names: Glow Plug
    • Item Dimensions: 6.4 x 1.4 x 1.1 inches
    • Item Weight: 0.40 Pounds
    • Fitment Type: Direct Replacement
    • Replaced by: 12725202
    • Part Description: 2018 GMC Sierra 2500 HD Glow Plug
    More Info
  • Original Engine Management Ignition Coil for 2018 GMC Sierra 2500 HD - 50069

    Original Engine Management® Ignition Coil for 2018 GMC Sierra 2500 HD

    PartNumber: 50069
    Product Specifications
    • Notes: Round Coil
    • Attachment Method: Bolt-On
    • Coil Included: Yes
    • Color: Black
    • Connector Gender: Female (1)
    • Connector Quantity: 1
    • Connector Shape: Oval
    • Grease Pack: No
    • Hardware Included: No
    • Ignition Type: Electronic
    • Instructions Included: No
    • Location: Valve Cover
    • Mounting Location: Engine Bay
    • Oil Filled: No
    • Terminal Gender: Male (1)
    • Terminal Quantity: 4
    • Terminal Type: Blade
    • UPC: 841266066986
    • Voltage: 12 Volts
    • Part Description: 2018 GMC Sierra 2500 HD Ignition Coil
    More Info
    Vehicle Fitment
    • 2018 GMC Sierra 2500 HD | All Trims | 8 Cyl 6.0L
  • Original Engine Management Ignition Coil for 2018 GMC Sierra 2500 HD - 50227

    Original Engine Management® Ignition Coil for 2018 GMC Sierra 2500 HD

    PartNumber: 50227
    Product Specifications
    • Notes: Square Coil
    • Connector Gender: Female (1)
    • Location: Valve Cover
    • Terminal Gender: Male (1)
    • Terminal Quantity: 4
    • Terminal Type: Blade
    • UPC: 841266078927
    • Part Description: 2018 GMC Sierra 2500 HD Ignition Coil
    More Info
    Vehicle Fitment
    • 2018 GMC Sierra 2500 HD | All Trims | 8 Cyl 6.0L