Powertrain Control for 2021 Chevrolet Express 2500
No.
Part # / Description / Price
Price
1
Engine Control Module (ECM) 
GM
GM Description: Silverado, Sierra 2500 HD. Gas. Silverado, Sierra 3500 HD. Silverado, sierra. 4.3l. Express 2500. 6.6l. Express 3500. 6.6l. Savana 2500. 6.6l. Savana 3500. 6.6l.
MSRP $450.47
$281.16
MSRP $450.47
$281.16
2
Engine Control Module Bracket GM
GM Description: This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
MSRP $39.88
$23.93
MSRP $39.88
$23.93
3
Ignition Coil GM
GM Description: Silverado, Sierra 2500 HD. Silverado, Sierra 3500 HD. 4.3L, 2018-25. Vendor:melco. 6.6L gas. Tahoe. 5.3l. Without police vehicle. Suburban. 5.3l. Flat shape. CT5. 6.2l.
MSRP $53.56
$30.53
MSRP $53.56
$30.53
4
Iridium Spark Plug GM
GM Description: 4.3L, 2018-19. 6.6L gas. 6.2L. without supercharger. Iridium is the latest in spark plug technology and is an exact replacement for vehicles' original components
Iridium composition provides a high melting point and great strength, helps to provide excelle ...
MSRP $16.88
$10.13
MSRP $16.88
$10.13
5
Spark Plug Wire GM
GM Description: 4.3L, 2018-19. Express, savana. 4.3l. Wire set. 6.6L gas. Silverado, Sierra 2500 HD. Silverado, Sierra 3500 HD. Spark plug wire. Corvette. 6.2L supercharged, acdelco #758dd. Durable to help transfer high voltage pulses without damage
This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
MSRP $32.93
$19.75
MSRP $32.93
$19.75
6
Engine Camshaft Position Sensor GM
GM Description: Helps keep engine timing and fuel injection running in sync
Helps provide proper alignment, positioning, and spacing for easy installation
Synchronizes engine valves and pistons for excellent engine performance
MSRP $35.16
$21.10
MSRP $35.16
$21.10
8
Engine Crankshaft Position Sensor GM
GM Description: This part requires programming and/or special setup procedures GM Service Information describes the procedures and special tools needed to ensure proper operation in the vehicle
Helps keep engine timing and fuel injection running in sync
Helps provide proper alignment, positioning, and spacing for easy installation
Synchronizes engine valves and pistons for excellent engine performance
MSRP $54.30
$30.95
MSRP $54.30
$30.95
9
Ignition Knock (Detonation) Sensor GM
GM Description: Sends signals to the engine control module (ECM) to adjust timing
Helps prevent damage to the engine caused by pre-ignition
MSRP $44.02
$25.08
MSRP $44.02
$25.08
No.
Part # / Description / Price
Price
4
Air Pressure Sensor GM
GM Description: Without diesel, 4.8, 5.3 & 6.0L. Without diesel, 4.3L.
MSRP $94.64
$53.94
MSRP $94.64
$53.94
5
Heated Oxygen Sensor GM
GM Positions: Left
Description: 4.3, 5.3, 6.2L. Silverado, sierra. 5.3l. Lower. Silverado, Sierra 2500 HD. Gas. Rear. Silverado, sierra. 6.2l. Silverado, Sierra 3500 HD. Silverado, sierra. 4.3l. This part requires programming and/or special setup procedures GM Service Information describ ...
MSRP $80.72
$46.01
MSRP $80.72
$46.01
5
Heated Oxygen Sensor GM
GM Positions: Right
Description: Silverado, Sierra 2500 HD. Gas. Front. Silverado, Sierra 3500 HD. This part requires programming and/or special setup procedures. GM Service Information describes the procedures and special tools needed to ensure proper operation in the vehicle
Detects oxygen content in the exhaust gases to help optimize emissions
This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
MSRP $89.10
$50.79
MSRP $89.10
$50.79
6
Vapor Canister GM
GM Description: Helps reduce harmful pollutants from entering the atmosphere
Captures fuel vapors to be re-burned in the engine
MSRP $318.10
$174.16
MSRP $318.10
$174.16
8
Vapor Canister Solenoid GM
GM Description: Controls fresh air flow to the canister
Sends fuel vapors to the engine for re-burn
Helps control fuel tank pressure
MSRP $67.44
$38.44
MSRP $67.44
$38.44
9
Vapor Canister Vent Shield GM
GM Description: Without diesel. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
MSRP $121.00
$67.16
MSRP $121.00
$67.16
No.
Part # / Description / Price
Price
1
Pump GM
GM Description: Incl.Gaskets,Housing,Pulley,Thermostat,Thermostat Gasket and Thermostat Housing. Express, savana. Silverado, sierra. 4.3L.
MSRP $493.96
$270.44
MSRP $493.96
$270.44
2
2
Water Pump Gasket GM
GM Notes: PARTS: Part included with Water pump assembly.
Description: 2018-20. 5.3, 6.2L. 6.6L gas. Express, savana. Silverado, Sierra 2500 HD. Silverado, Sierra 3500 HD. 4.3L. May be made from fiber or a rubberized composite material
This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
MSRP $0.88
$0.53
MSRP $0.88
$0.53
3
Bolt GM
GM Notes: PARTS: Part included with Water pump assembly.
Description: 6.6L gas. 6.2L. 2018-25 4.3L.
MSRP $20.78
$12.47
MSRP $20.78
$12.47
4
Multi-Purpose Clip GM
GM Notes: PARTS: Part included with Water pump assembly.
Description: 2018-20. 6.6L gas. 1.6L. 2.7L turbo. 4.3L. 6.2L supercharged. Without powertrain cooling. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
MSRP $7.74
$5.29
MSRP $7.74
$5.29
5
Generator Brace Sleeve GM
GM Notes: PARTS: Part included with Water pump assembly.
Description: 2018-20. 5.3, 6.2L. Primary, 6.6L gas. Auxiliary, 6.6L gas. 4.3L. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
.
MSRP $14.46
$8.68
MSRP $14.46
$8.68
7
Engine Coolant Temperature Sensor GM
GM Notes: PARTS: Part included with Water pump assembly.
Description: Helps keep engine running at proper temperature
Alerts vehicle operator of high engine temperature conditions
MSRP $31.75
$19.06
MSRP $31.75
$19.06
8
187 Degrees Engine Coolant Thermostat with Seal GM
GM Notes: PARTS: Part included with Water pump assembly.
Description: Controls the flow of coolant through your vehicle's radiator to help the engine reach and maintain its optimal operating temperature
MSRP $72.25
$41.20
MSRP $72.25
$41.20
9
Water Inlet Seal GM
GM Notes: PARTS: Part included with thermostat.
Description: Helps close and prevent coolant from leaking out of your vehicle's cooling system components to maintain the proper engine temperature
This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
MSRP $10.84
$6.50
MSRP $10.84
$6.50
10
Engine Water Pump Inlet Tube GM
GM Notes: PARTS: Part included with Water pump assembly.
Description: This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
Original equipment parts are designed to work with your GM vehicle safety systems -- aftermarket replacement parts may not meet the same OE safety regulations, depending on the part type
MSRP $17.94
$10.76
MSRP $17.94
$10.76
10
