Powertrain Control for 2021 Cadillac XT4
No.
Part # / Description / Price
Price
1
MSRP $50.24
$33.51
2
Iridium Spark Plug 
GM
GM Description: 2.0l. 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 excellent wear resistance and durability
Iridium offer ...
MSRP $20.42
$11.95
MSRP $20.42
$11.95
4
Crankshaft Position Sensor GM
GM Description: 2.7L turbo. 1.3L turbo. Silverado, sierra. 2.7l. 1.2L turbo. XT4. CT4. CT5. 2.0l. CT6. 2.0l. XT5. 2.0l. Acadia. 2.0l. 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
Manufactured to GM OE specification for fit, form, and function
MSRP $13.08
$7.65
MSRP $13.08
$7.65
5
Ignition Knock (Detonation) Sensor GM
GM Description: Silverado, sierra. 2.7l. 2.0L turbo, without retainer. CT4. 2.7L turbo, without retainer. Exc.Harness. XT5. 2.0l. 2.0L, #1. Acadia. 2.0l. Blazer. 2.0l. Sends signals to the engine control module (ECM) to adjust timing
Helps prevent damage to the engine caused by pre-ignition
MSRP $8.00
$4.68
MSRP $8.00
$4.68
8
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
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 $28.76
$19.18
MSRP $28.76
$19.18
No.
Part # / Description / Price
Price
1
Vapor Canister GM
GM Notes: Includes: Vent Valve And Canister Filter Housing.
Description: XT4. Envision.
MSRP $323.28
$189.12
MSRP $323.28
$189.12
2
MSRP $80.20
$46.92
3
Detection Pump GM
GM Description: 2021-25. Canister purge pump. Acadia. 2.0l. To 10/13/2022. 2.0L turbo.
4
Vapor Canister Purge Pump Bracket GM
GM Notes: PARTS: Part included with pump.
Description: 2.0L. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
MSRP $21.96
$15.42
MSRP $21.96
$15.42
5
Evaporative Emission Front Pipe GM
GM Description: This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
MSRP $57.87
$38.61
MSRP $57.87
$38.61
6
Charge Air Cooler Inlet Air Hose Adapter GM
GM Description: 2.0L. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
MSRP $66.57
$44.39
MSRP $66.57
$44.39
7
Vapor Canister Air Inlet Opening Cover Seal GM
GM Notes: PARTS: Part included with valve assembly.
Description: 2.0L. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
MSRP $5.68
$3.32
MSRP $5.68
$3.32
8
Vapor Canister Purge Solenoid Valve GM
GM Notes: PARTS: Part included with valve assembly.
Description: 1.3L turbo. 1.2L turbo. XT4. CT4. Silverado, sierra. 2.7l. 2019. Location-Engine Bay. Acadia. 2.0l. Blazer. 2.0l. Controls vapor flow from canister to engine
Manufactured to GM OE specification for fit, form, and function.Genuine OEM GM 2019-2024 GM Vapor ...
MSRP $32.38
$18.94
MSRP $32.38
$18.94
9
Charge Air Cooler Inlet Air Rear Hose Adapter GM
GM Notes: PARTS: Part included with valve assembly.
Description: This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
MSRP $71.86
$47.92
MSRP $71.86
$47.92
14
Positive Crankcase Ventilation Hose Fitting Seal GM
GM Notes: PARTS: Part included with PCV hose.
Description: 2.0L. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
MSRP $0.54
$0.36
MSRP $0.54
$0.36
15
Pressure Sensor GM
GM Notes: PARTS: Part included with PCV hose.
Description: 3.0L diesel. 2.0L. 2021-25.
MSRP $26.52
$15.51
MSRP $26.52
$15.51
16
Positive Crankcase Ventilation Oil Separator GM
GM Description: Oil Separator Assy. 2.0L. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
MSRP $40.77
$27.19
MSRP $40.77
$27.19
17
Positive Crankcase Ventilation Oil Separator Gasket GM
GM Notes: PARTS: Part included with separator.
Description: 2.0L. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
MSRP $3.68
$2.46
MSRP $3.68
$2.46
19
Heated Oxygen Sensor GM
GM Description: XT4. Up stream. Upstream. Upper. Bank 1 sensor 1. Acadia. 2.0l. Blazer. 2.0l. 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 $72.13
$42.20
MSRP $72.13
$42.20
20
Oxygen Sensor GM
GM Description: Downstream. XT4. Colorado. 2.7l. CT4. 2.7l. Acadia. 2.0l. Lower. Canyon. 2.7l. Canister & sensors, 2.0l turbo. CT6. 2.0l. Bank 1 sensor 2.
MSRP $69.81
$40.84
MSRP $69.81
$40.84
No.
Part # / Description / Price
Price
2
Water Pump Insulator GM
GM Notes: PARTS: Part included with water pump.
Description: 2.7L turbo. 1.3l turbo. 2.0l. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
MSRP $5.13
$3.42
MSRP $5.13
$3.42
3
Auxiliary Water Pump Bracket GM
GM Description: 2.0L. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
MSRP $11.96
$8.40
MSRP $11.96
$8.40
4
Control Valve GM
GM Description: XT4. XT5. Envision. Acadia. Coolant flow control valve. 2021-25. 2.0L turbo. XT6.
MSRP $317.91
$212.02
MSRP $317.91
$212.02
5
Engine Coolant Outlet O-Ring GM
GM Notes: PARTS: Part included with control valve.
Description: CT5. 2019. 2.0l. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
MSRP $2.06
$1.21
MSRP $2.06
$1.21
5
Acdelcoâ„¢ HVAC Heater Control Valve Gasket GM
GM Notes: PARTS: Part included with control valve.
Description: Vendor:acdelco. Vendor #15-34989. XT5. 2.0l. 2019.
6
Engine Coolant Air Bleed Pipe GM
GM Description: 2019. 2.0l. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
MSRP $48.11
$33.78
MSRP $48.11
$33.78
7
Turbocharger Oil Inlet Pipe GM
GM Description: 1.3l turbo. CT4. Oil system. 2019, lower. 2.0L, one hole. 2020, lower. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
MSRP $0.54
$0.36
MSRP $0.54
$0.36
9
Water Inlet Gasket GM
GM Description: CT6. 2.0l. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
MSRP $1.00
$0.59
MSRP $1.00
$0.59
10
Thermostat Bypass Hose GM
GM Description: 2.0l. This GM Genuine part is designed, engineered and tested to rigorous standards, and are backed by General Motors
MSRP $100.44
$58.76
MSRP $100.44
$58.76
12
Engine Coolant Manifold Gasket GM
GM Description: 2019. 2.0l. Helps provide a tight seal for your vehicle's engine
Helps prevent the loss of fuel/air mixture from the intake manifold
Designed to prevent dirt/debris from entering intake ports and engine
Validated to perform with critical engine manageme ...
MSRP $0.77
$0.51
MSRP $0.77
$0.51
13
Engine Coolant Temperature Sensor GM
GM Notes: PARTS: Part included with control valve.
Description: Helps keep engine running at proper temperature
Alerts vehicle operator of high engine temperature conditions
MSRP $9.41
$6.27
MSRP $9.41
$6.27
14
Engine Coolant Temperature Sensor GM
GM Notes: PARTS: Part included with pipe assembly.
Description: Helps keep engine running at proper temperature
Alerts vehicle operator of high engine temperature conditions
MSRP $9.78
$5.72
MSRP $9.78
$5.72
No.
Part # / Description / Price
Price
2
Radiator Lower Bracket GM
GM Positions: Left
Notes: PARTS: Part included with radiator.
Description: Radiator & hoses. Helps align and secure your vehicle's radiator mount
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
Collision parts are designed to help promote proper and safe repair
MSRP $14.49
$10.21
MSRP $14.49
$10.21
3
Radiator Lower Insulator GM
GM Positions: Right
Notes: PARTS: Part included with radiator.
Description: 3.6L, radiator & mounting. 1.5L, radiator & mounting. 2021-25, radiator & hoses. 2.0L turbo, radiator & hoses.
MSRP $41.66
$29.25
MSRP $41.66
$29.25
4
Radiator Lower Insulator GM
GM Positions: Left
Notes: PARTS: Part included with radiator.
Description: 2.0L turbo. Radiator & hoses. 2.7L turbo, main. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
MSRP $8.90
$5.92
MSRP $8.90
$5.92
5
MSRP $13.68
$9.64
5
Driver Side Radiator Upper Bracket GM
GM Positions: Left
Description: Radiator & hoses. Helps align and secure your vehicle's radiator mount
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
Collision parts are designed to help promote proper and safe repair
MSRP $13.68
$9.64
MSRP $13.68
$9.64
7
Radiator Drain Petcock GM
GM Notes: PARTS: Part included with radiator.
Description: 2.8L turbo diesel. 2.5L, radiator & mounting. 2.0L, radiator & mounting. 1.5L, radiator & mounting. 3.6L, 2015-16. Radiator & hoses. 1.6L, radiator & mounting. 3.6L 2017-21. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
MSRP $8.43
$5.92
MSRP $8.43
$5.92
8
Engine Coolant Temperature Sensor GM
GM Notes: PARTS: Part included with radiator.
Description: Helps keep engine running at proper temperature
Alerts vehicle operator of high engine temperature conditions
MSRP $12.94
$7.57
MSRP $12.94
$7.57
9
Radiator Surge Tank GM
GM Description: This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
MSRP $71.82
$50.42
MSRP $71.82
$50.42
11
MSRP $99.35
$69.74
12
Radiator Inlet Hose GM
GM Positions: Upper
Description: XT4. Radiator & hoses. Helps maintain optimal temperatures
Designed to withstand high temperatures
This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
13
Multi-Purpose Clamp GM
GM Description: Helps prevent leaks
This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
MSRP $6.90
$4.84
MSRP $6.90
$4.84
15
MSRP $60.57
$42.53
Related Parts
Part # / Description / Price
Price
MSRP $61.06
$35.72
Heated Oxygen Sensor GM
GM Positions: Rear
Description: Silverado, sierra. 2.7l. Lower. XT4. Down stream. Downstream. CT4. 2.7l. Bank 1 sensor 2. Acadia. 2.0l. Blazer. 2.0l. 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 $65.15
$38.12
MSRP $65.15
$38.12