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2012 GMC Sierra 3500 HD
OEM (Genuine) 2012 GMC Sierra 3500 HD Knock Sensor
PartNumber: 12623730
Product Specifications- Notes: 4.8, 5.3, 6.0 & 6.2 Liter; 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: 2012 GMC Sierra 3500 HD Knock Sensor
Vehicle Fitment- 2012 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
$13.42 MSRP:$25.30You Save: $11.88 (47%)
Dorman® Ignition Lock Cylinder for 2012 GMC Sierra 3500 HD
PartNumber: 924-796Product Specifications- Notes: w/Onboard Programming
- Finish: Silver
- Housing Material: Metal
- Installation Hardware Included: No
- Key Programmable: Yes
- Key Quantity: 3
- Lock Material: Metal
- Mounting Hardware Included: No
- UPC: 037495584968
- Winged Bezel: No
- Wiring Harness Included: No
- Part Description: 2012 GMC Sierra 3500 HD Ignition Lock Cylinder
Vehicle Fitment- 2012 GMC Sierra 3500 HD | All Trims | All Engines
$50.29
OEM (Genuine) 2012 GMC Sierra 3500 HD ECM
PartNumber: 12692200
Product Specifications- Notes: Silverado, Sierra; 6.0l
- Other Names: ECM
- Item Dimensions: 12.2 x 10.4 x 8.2 inches
- Item Weight: 2.20 Pounds
- Fitment Type: Direct Replacement
- Replaces: 12643636, 12668866, 12668991
- Part Description: 2012 GMC Sierra 3500 HD ECM
Vehicle Fitment- 2012 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
$200.39 MSRP:$377.12You Save: $176.73 (47%)OEM (Genuine) 2012 GMC Sierra 3500 HD ECM
PartNumber: 12692200Product Specifications- Notes: Silverado, Sierra; 6.0l
- Other Names: ECM
- Item Dimensions: 12.2 x 10.4 x 8.2 inches
- Item Weight: 2.20 Pounds
- Fitment Type: Direct Replacement
- Replaces: 12643636, 12668866, 12668991
- Part Description: 2012 GMC Sierra 3500 HD ECM
Vehicle Fitment- 2012 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
$200.39 MSRP:$377.12You Save: $176.73 (47%)
Delphi® Ignition Coil for 2012 GMC Sierra 3500 HD
PartNumber: GN10165Product Specifications- Notes: Round Body
- Terminal Gender: Male
- Terminal Quantity: 4
- Terminal Type: Blade
- UPC: 689604196878
- Part Description: 2012 GMC Sierra 3500 HD Ignition Coil
Vehicle Fitment- 2012 GMC Sierra 3500 HD | All Trims | 8 Cyl 6.0L
$39.44
Dorman® Ignition Lock Cylinder for 2012 GMC Sierra 3500 HD
PartNumber: 924-716Product Specifications- Notes: wo/Onboard Programming
- Finish: Black
- Housing Material: Steel
- Key Quantity: 0
- OE Part Number: 15794826
- UPC: 019495353980
- Winged Bezel: No
- Wiring Harness Included: No Harness Required
- Part Description: 2012 GMC Sierra 3500 HD Ignition Lock Cylinder
Vehicle Fitment- 2012 GMC Sierra 3500 HD | All Trims | All Engines
$48.52
Spectra Premium® Ignition Coil for 2012 GMC Sierra 3500 HD
PartNumber: C-721Product 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: 2012 GMC Sierra 3500 HD Ignition Coil
Vehicle Fitment- 2012 GMC Sierra 3500 HD | All Trims | 8 Cyl 6.0L
$38.25
Delphi® Ignition Knock Sensor for 2012 GMC Sierra 3500 HD
PartNumber: AS10261Product Specifications- UPC: 689604304242
- Part Description: 2012 GMC Sierra 3500 HD Ignition Knock Sensor
Vehicle Fitment- 2012 GMC Sierra 3500 HD | All Trims | 8 Cyl 6.0L
$11.74
Walker Products® Ignition Coil for 2012 GMC Sierra 3500 HD
PartNumber: 920-1061Product Specifications- Notes: Mitsubishi Ignition
- 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: 2012 GMC Sierra 3500 HD Ignition Coil
Vehicle Fitment- 2012 GMC Sierra 3500 HD | All Trims | 8 Cyl 6.0L
$30.38
Dorman® Ignition Switch for 2012 GMC Sierra 3500 HD
PartNumber: 924-870Product Specifications- Finish: Black
- Key Programmable: No
- Keys: No
- Mounting Type: Clip-on
- OE Part Number: 22887691
- Terminal Gender: Male
- Terminal Quantity: 5
- Terminal Type: Pin
- Tumbler: No
- UPC: 885484702844
- Part Description: 2012 GMC Sierra 3500 HD Ignition Switch
Vehicle Fitment- 2012 GMC Sierra 3500 HD | All Trims | All Engines
$17.93
Spectra Premium® Ignition Coil for 2012 GMC Sierra 3500 HD
PartNumber: C-599Product 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: 2012 GMC Sierra 3500 HD Ignition Coil
Vehicle Fitment- 2012 GMC Sierra 3500 HD | All Trims | 8 Cyl 6.0L
$32.40
OEM (Genuine) 2012 GMC Sierra 3500 HD PCM
PartNumber: 12633238
Product Specifications- Notes: 4.8, 5.3, 6.0 & 6.2 Liter; 6.0 Liter
- Other Names: ECM, PCM
- Item Dimensions: 11.1 x 7.7 x 3.4 inches
- Item Weight: 2.50 Pounds
- Fitment Type: Direct Replacement
- Part Description: 2012 GMC Sierra 3500 HD PCM
Vehicle Fitment- 2012 GMC Sierra 3500 HD | Denali, SLE, SLT, WT | 8 Cyl 6.0 L FLEX, 8 Cyl 6.0 L GAS
$263.69 MSRP:$496.56You Save: $232.87 (47%)OEM (Genuine) 2012 GMC Sierra 3500 HD PCM
PartNumber: 12633238Product Specifications- Notes: 4.8, 5.3, 6.0 & 6.2 Liter; 6.0 Liter
- Other Names: ECM, PCM
- Item Dimensions: 11.1 x 7.7 x 3.4 inches
- Item Weight: 2.50 Pounds
- Fitment Type: Direct Replacement
- Part Description: 2012 GMC Sierra 3500 HD PCM
Vehicle Fitment- 2012 GMC Sierra 3500 HD | Denali, SLE, SLT, WT | 8 Cyl 6.0 L FLEX, 8 Cyl 6.0 L GAS
$263.69 MSRP:$496.56You Save: $232.87 (47%)
Walker Products® Ignition Knock Sensor for 2012 GMC Sierra 3500 HD
PartNumber: 242-1049Product 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: 2012 GMC Sierra 3500 HD Ignition Knock Sensor
Vehicle Fitment- 2012 GMC Sierra 3500 HD | All Trims | 8 Cyl 6.0L
$10.87
Walker Products® Ignition Coil for 2012 GMC Sierra 3500 HD
PartNumber: 920-1062Product Specifications- Notes: Delphi Ignition
- 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: 2012 GMC Sierra 3500 HD Ignition Coil
Vehicle Fitment- 2012 GMC Sierra 3500 HD | All Trims | 8 Cyl 6.0L
$29.54
OEM (Genuine) 2012 GMC Sierra 3500 HD Coil
PartNumber: 12611424
Product Specifications- Notes: 4.8, 5.3, 6.0 & 6.2 Liter, Mitsubishi; 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
- Part Description: 2012 GMC Sierra 3500 HD Coil
Vehicle Fitment- 2012 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
$86.53 MSRP:$156.62You Save: $70.09 (45%)
OEM (Genuine) 2012 GMC Sierra 3500 HD Glow Plug
PartNumber: 12639701
Product Specifications- Notes: Silverado, Sierra
- Other Names: Glow Plug
- Item Dimensions: 6.4 x 1.1 x 1.0 inches
- Item Weight: 0.40 Pounds
- Fitment Type: Direct Replacement
- Replaces: 97364968
- Part Description: 2012 GMC Sierra 3500 HD Glow Plug
Vehicle Fitment- 2012 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
$23.00 MSRP:$41.63You Save: $18.63 (45%)
OEM (Genuine) 2012 GMC Sierra 3500 HD Ignition Coil Assembly
PartNumber: 12699382
Product Specifications- Notes: 4.8, 5.3, 6.0 & 6.2 Liter, Delphi; 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
- Part Description: 2012 GMC Sierra 3500 HD Ignition Coil Assembly
Vehicle Fitment- 2012 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
$72.19 MSRP:$151.66You Save: $79.47 (53%)
OEM (Genuine) 2012 GMC Sierra 3500 HD Ignition Switch
PartNumber: 22887691
Product Specifications- Other Names: Ignition Switch
- Item Dimensions: 3.1 x 2.6 x 1.4 inches
- Item Weight: 0.50 Pounds
- Fitment Type: Direct Replacement
- Replaced by: 85636870
- Part Description: 2012 GMC Sierra 3500 HD Ignition Switch
Vehicle Fitment- 2012 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
$23.64 MSRP:$44.62You Save: $20.98 (48%)
OEM (Genuine) 2012 GMC Sierra 3500 HD Engine Control Module Assembly
PartNumber: 12648344
Product Specifications- Notes: 6.6 Liter Diesel; Silverado, Sierra; 6.6l
- Other Names: ECM
- Item Dimensions: 13.8 x 13.8 x 4.0 inches
- Item Weight: 7.30 Pounds
- Fitment Type: Direct Replacement
- Part Description: 2012 GMC Sierra 3500 HD Engine Control Module Assembly
Vehicle Fitment- 2012 GMC Sierra 3500 HD | Denali, SLE, SLT, WT | 8 Cyl 6.6 L DIESEL
$422.52 MSRP:$1070.84You Save: $648.32 (61%)OEM (Genuine) 2012 GMC Sierra 3500 HD Engine Control Module Assembly
PartNumber: 12648344Product Specifications- Notes: 6.6 Liter Diesel; Silverado, Sierra; 6.6l
- Other Names: ECM
- Item Dimensions: 13.8 x 13.8 x 4.0 inches
- Item Weight: 7.30 Pounds
- Fitment Type: Direct Replacement
- Part Description: 2012 GMC Sierra 3500 HD Engine Control Module Assembly
Vehicle Fitment- 2012 GMC Sierra 3500 HD | Denali, SLE, SLT, WT | 8 Cyl 6.6 L DIESEL
$422.52 MSRP:$1070.84You Save: $648.32 (61%)
OEM (Genuine) 2012 GMC Sierra 3500 HD Cylinder Kit, Ignition Lock
PartNumber: 15794826
Product Specifications- Item Dimensions: 3.2 x 2.2 x 1.8 inches
- Item Weight: 0.70 Pounds
- Fitment Type: Direct Replacement
- Replaces: 25756079, 19120038
- Part Description: 2012 GMC Sierra 3500 HD Cylinder Kit, Ignition Lock
Vehicle Fitment- 2012 GMC Sierra 3500 HD | Denali, SLE, SLT, WT | 8 Cyl 6.0 L FLEX, 8 Cyl 6.0 L GAS, 8 Cyl 6.6 L DIESEL
$54.63 MSRP:$102.87You Save: $48.24 (47%)
Denso® Ignition Coil for 2012 GMC Sierra 3500 HD
PartNumber: 673-7104Product Specifications- Notes: w/Round Coil; OE Part
- Color: Black
- Tower Gender: Female
- Tower Quantity: 1
- UPC: 042511194564
- Voltage: 12
- Part Description: 2012 GMC Sierra 3500 HD Ignition Coil
Vehicle Fitment- 2012 GMC Sierra 3500 HD | All Trims | 8 Cyl 6.0L
Original Engine Management® Ignition Coil for 2012 GMC Sierra 3500 HD
PartNumber: 50069Product 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: 2012 GMC Sierra 3500 HD Ignition Coil
Vehicle Fitment- 2012 GMC Sierra 3500 HD | All Trims | 8 Cyl 6.0L
Denso® Ignition Coil for 2012 GMC Sierra 3500 HD
PartNumber: 673-7002Product Specifications- Notes: w/Square Coil; OE Part
- Color: Black
- Tower Gender: Female
- Tower Quantity: 1
- UPC: 042511176393
- Voltage: 12
- Part Description: 2012 GMC Sierra 3500 HD Ignition Coil
Vehicle Fitment- 2012 GMC Sierra 3500 HD | All Trims | 8 Cyl 6.0L
Dorman® Ignition Lock Key With Transponder for 2012 GMC Sierra 3500 HD
PartNumber: 101-303Product Specifications- Notes: Transponder Key
- Battery Required: No
- Blade Material: Brass
- Cloneable Key: On Board Programming
- Key Blade Type: Edge Cut
- Key Type: Transponder
- Package Contents: 1 Ignition Lock Key
- Pre-Cut Key: Yes
- UPC: 019495561712
- Part Description: 2012 GMC Sierra 3500 HD Ignition Lock Key With Transponder
Vehicle Fitment- 2012 GMC Sierra 3500 HD | All Trims | All Engines
Original Engine Management® Ignition Coil for 2012 GMC Sierra 3500 HD
PartNumber: 50227Product 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: 2012 GMC Sierra 3500 HD Ignition Coil
Vehicle Fitment- 2012 GMC Sierra 3500 HD | All Trims | 8 Cyl 6.0L