It is a programmable module that fits vehicles without the 4.3L engine. This part is located in the engine compartment under the battery.
Condition: Excellent (A)
Mileage: 314,000 miles
This electronic control module (ECM) is for vehicles with the 5.3L engine. This is a programmable control module that must be programmed at a dealership to ensure driveability and emission standards.
Condition: Excellent (A)
Mileage: 121,000 miles
The module may need to be reprogrammed to work with your vehicle.
Condition: Good (B)
Mileage: 66,000 miles
It fits vehicles with the 6.6L engine and an automatic transmission. This part is a programmable control module. It must be programmed at a dealership to ensure driveability and emission standards. This part is for vehicles without the pull-ahead design.
Condition: Excellent (A)
Mileage: 180,000 miles
It fits vehicles with the 6.6L engine and a manual transmission. This is a programmable control module. The module must be programmed at a dealership to ensure driveability and emission standards. Built for vehicles where the 8th digit of the VIN is L (option code LGH).
Condition: Excellent (A)
Mileage: 177,000 miles
The vehicle it was removed from ran well. This module may need to be reprogrammed to your vehicle to work.
Condition: Excellent (A)
Mileage: 62,800 miles
The module may need to be reprogrammed to work with your vehicle.
Condition: Good (B)
Mileage: 113,300 miles
Glow plug control module.
Condition: Excellent (A)
Mileage: 161,000 miles
This part is located beside the 12V battery. This module may need to be reprogrammed to your vehicle to work with your vehicle.
Condition: Excellent (A)
Mileage: 83,000 miles
It was built for vehicles where the 8th digit of the VIN is B (option code LUV). This module may need to be reprogrammed to work with your vehicle.
Condition: Excellent (A)
Mileage: 22,000 miles
This is a programmable control module. The module must be programmed at a dealership to ensure driveability and emission standards.
Condition: Excellent (A)
Mileage: 68,000 miles
This engine control module (ECM) is a programmable control module. The supplier notes it was a main ECU from a vehicle that ran well. This part fits vehicles with the 3.5L, 3.9L, or 6.0L engine. It is for vehicles without the 4.3L engine. This module must be programmed at a dealership to ensure driveability and emission standards.
Condition: Excellent (A)
Mileage: 116,400 miles
This is a main engine control module. The vehicle ran well with this part. This is a programmable control module that must be programmed at a dealership to ensure driveability and emission standards.
Condition: Excellent (A)
Mileage: 94,000 miles
It is located on the firewall.
Condition: Excellent (A)
Mileage: 152,000 miles
Condition: Excellent (A)
Mileage: 154,000 miles
This powertrain control module (PCM) is a programmable control module. It fits SUV models with the 6.0L engine. It also fits vehicles with the 5.3L engine but does not fit vehicles with the 4.3L engine. The module must be programmed at a dealership to ensure driveability and emission standards.
Condition: Excellent (A)
Mileage: 276,000 miles
The donor vehicle ran well. This is a programmable control module that must be programmed at a dealership to ensure driveability and emission standards. Fits vehicles with the 3.5L, 3.9L, 4.8L, 5.3L, 6.0L, or 6.2L engine. Fits Base models. Built for vehicles with engine code LY6 (verify your vehicle's 8th VIN digit is K). This part does not fit vehicles with the 4.3L engine or hybrid option.
Condition: Excellent (A)
Mileage: 47,500 miles
This module may need to be reprogrammed to your vehicle to work.
Condition: Excellent (A)
Mileage: 77,000 miles
This is a programmable control module.
Condition: Excellent (A)
Mileage: 212,000 miles
It is for vehicles with a gasoline engine. The module may need to be reprogrammed to your vehicle to work.
Condition: Excellent (A)
Mileage: 15,500 miles
It is a glow plug control module for vehicles with option code LGH.
Condition: Excellent (A)
Mileage: 208,000 miles
For 4-door vehicles with 4-wheel drive, the 6.6L engine, and automatic transmission. This is a programmable control module. It features a pull-ahead design (option code ZK3).
Condition: Excellent (A)
Mileage: 114,400 miles
This module may need to be reprogrammed to your vehicle to work.
Condition: Excellent (A)
Mileage: 94,000 miles
This module may need to be reprogrammed to your vehicle to work properly.
Condition: Excellent (A)
Mileage: 66,400 miles
This module may need to be reprogrammed to your vehicle to work.
Condition: Excellent (A)
Mileage: 24,000 miles
For 4-wheel drive vehicles with the 6.6L diesel engine and 10-speed automatic transmission. This engine control module was removed from a High Country trim crew cab vehicle. The module may need to be reprogrammed to your vehicle to work.
Condition: Excellent (A)
Mileage: 46,700 miles
This part was tested and the vehicle ran well.
Condition: Excellent (A)
Mileage: 108,100 miles
Condition: Good (B)
Mileage: 144,000 miles
This is a glow plug control module. The donor vehicle ran well.
Condition: Excellent (A)
Mileage: 231,000 miles
This module may need to be reprogrammed to your vehicle to work.
Condition: Excellent (A)
Mileage: 26,000 miles
It fits C4500 models with the T2 option code. This module may need to be reprogrammed to work with your vehicle.
Condition: Excellent (A)
Mileage: 45,400 miles
This is a programmable control module. The module must be programmed at a dealership to ensure driveability and emission standards.
Condition: Excellent (A)
This module may need to be reprogrammed to your vehicle to work properly.
Condition: Excellent (A)
Mileage: 30,000 miles
This is a programmable control module. It must be programmed at a dealership to ensure driveability and emission standards. Built for vehicles with a diesel engine. Verify your vehicle's 8th VIN digit is 2.
Condition: Excellent (A)
Mileage: 323,000 miles
It is a glow plug control module (option code LMM).
Condition: Excellent (A)
Mileage: 239,300 miles
It is for vehicles with the 8th VIN digit 1.
Condition: Excellent (A)
Mileage: 117,000 miles
It fits vehicles with the 6.6L diesel engine (VIN 2, 8th digit, option code LLY).
Condition: Excellent (A)
Mileage: 230,000 miles
It is a programmable module that must be programmed at a dealership to ensure driveability and emission standards. It fits vehicles with the 6.6L diesel engine (VIN 6, 8th digit, option code LMM). Built for the US market; verify your vehicle's 8th VIN digit is 6.
Condition: Excellent (A)
Mileage: 119,000 miles
It is a fuel injection controller. It is designed for vehicles where the module is located on the right-hand valve cover. Built for the US market. Verify your vehicle's 8th VIN digit is 2.
Condition: Excellent (A)
Mileage: 157,300 miles
Browse our selection of quality electronic control module parts designed specifically for your GMC Sierra 2500 HD. We carry options across multiple trim levels, body styles, and engine configurations to ensure a perfect fit.
AT4 · AT4X · Base · Denali · Denali Ultimate · Pro · SL · SLE · SLT · WT
Crew Cab Pickup · Extended Cab Pickup · Standard Cab Pickup
V8 6.0L · V8 6.6L · V8 8.1L
Automatic · Manual