Automatic Temperature Controls for 2021 Cadillac CT4
No.
Part # / Description / Price
Price
1
Air Conditioning Evaporator and Blower Case 
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 $179.92
$115.92
MSRP $179.92
$115.92
8
Cabin Air Filter GM
GM Description: Equipped with long media in the non-woven material/compound media in order to capture particles while increasing air flow
Has a multi-layered construction that creates 'separated' media in order to contain particles
This GM Genuine part is designed, engineered and tested to rigorous standards, and are backed by General Motors
MSRP $55.78
$32.49
MSRP $55.78
$32.49
8
Cabin Air Filter GM
GM Description: This high performance cabin air filter is designed to help remove airborne particles as well as odor from the air- providing clean air within your Cadillac. Equipped with long media in the non-woven material/compound media in order to capture particles while increasing air flow
Has a multi-layered construction that creates 'separated' media in order to contain particles
This GM Genuine part is designed, engineered and tested to rigorous standards, and are backed by General Motors
MSRP $42.10
$25.05
MSRP $42.10
$25.05
10
Air Conditioning Evaporator Upper Case GM
GM Description: Upper. 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 $131.86
$75.49
MSRP $131.86
$75.49
11
Air Conditioning Evaporator Lower Case GM
GM Description: Lower. 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 $64.32
$42.72
MSRP $64.32
$42.72
13
Blower Motor GM
GM Description: CT4. CT5. Permanently lubricated, self-aligning bearings designed for long life and dependable performance
Manufactured to GM OE specification for fit, form, and function
13
MSRP $401.18
$224.65
14
Air Conditioning Evaporator Case Drain Tube GM
GM Description: This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
MSRP $33.28
$19.80
MSRP $33.28
$19.80
18
MSRP $66.12
$38.51
19
MSRP $66.12
$38.51
20
Air Conditioning Wiring Harness GM
GM Description: This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
MSRP $163.89
$105.59
MSRP $163.89
$105.59
21
Air Conditioning Evaporator Air Temperature Sensor GM
GM Description: Front. CT4. Evaporator. Corvette. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
MSRP $60.56
$35.28
MSRP $60.56
$35.28
26
Air Conditioning Evaporator Thermal Expansion Valve Kit GM
GM Notes: PARTS: Part included with evaporator core.
Description: CT4. CT5. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
MSRP $121.34
$69.47
MSRP $121.34
$69.47
28
Expansion Valve Seal GM
GM Notes: PARTS: Part included with expansion valve.
Description: CT4. Envision. Seal. Traverse. Front ac. All Required. 5/8". Acadia. 2.5l.
MSRP $8.00
$4.88
MSRP $8.00
$4.88
28
Air Conditioning Compressor Hose Seal GM
GM Notes: PARTS: Part included with expansion valve.
Description: 6.0L, large. 6.6L diesel, 2017-19, large. Type 1. 6.6L diesel, small. 6.6L gas, small. Condenser and components, 1.3L turbo. Condenser and components, 1.2L turbo. CT4. Corvette. 1/2. 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 $9.04
$5.51
MSRP $9.04
$5.51
28
MSRP $22.10
$13.15
28
Air Conditioning Line O-Ring GM
GM Notes: PARTS: Part included with expansion valve.
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 $19.36
$11.81
MSRP $19.36
$11.81
29
Multi-Purpose Stud GM
GM Notes: PARTS: Part included with expansion valve.
Description: 6.6L diesel, short. Condenser & lines, 2.0L turbo. Condenser & lines, 2.7L turbo. 2.7L turbo, rwd. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
MSRP $11.40
$6.95
MSRP $11.40
$6.95
No.
Part # / Description / Price
Price
1
Instrument Cluster GM
GM Notes: PARTS: Part number listed is for estimating purposes only. Contact local dealer for specific part and pricing information.
Description: 2.0L, with standard display, labeled 84838615. CT5. Labeled 84875131. CT4. 2.0l.
MSRP $332.88
$223.70
MSRP $332.88
$223.70
1
Instrument Cluster GM
GM Notes: PARTS: Part number listed is for estimating purposes only. Contact local dealer for specific part and pricing information.
Description: CT5. 2.0L, with standard display, labeled 84946575. CT4. 2.0l.
MSRP $334.83
$225.01
MSRP $334.83
$225.01
1
Cluster GM
GM Notes: PARTS: Part number listed is for estimating purposes only. Contact local dealer for specific part and pricing information.
Description: 2.7L, with standard display, labeled 84946577. 12 color display, labeled 84946577.
MSRP $756.73
$503.88
MSRP $756.73
$503.88
1
Instrument Cluster GM
GM Notes: PARTS: Part number listed is for estimating purposes only. Contact local dealer for specific part and pricing information.
Description: Labeled: 84990185. CT5. Labeled 84973302/84952184.
MSRP $639.70
$429.88
MSRP $639.70
$429.88
1
Instrument Cluster GM
GM Notes: PARTS: Part number listed is for estimating purposes only. Contact local dealer for specific part and pricing information.
Description: CT5. 12 color display, labeled 85135965.
MSRP $646.23
$434.18
MSRP $646.23
$434.18
1
Instrument Cluster GM
GM Notes: PARTS: Part number listed is for estimating purposes only. Contact local dealer for specific part and pricing information.
Description: 2.0L, with color display, labled 86788913. CT5. Labeled: 85551863. 2.7L, with color display, labeled 86788913.
MSRP $519.63
$349.19
MSRP $519.63
$349.19
4
Black Dimmer Switch GM
GM Description: CT4. CT5. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
MSRP $25.57
$17.35
MSRP $25.57
$17.35
5
Black Parking Brake Control Switch GM
GM Description: XT4. CT4. Parking brake switch. CT5. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
MSRP $35.59
$24.15
MSRP $35.59
$24.15
6
MSRP $23.18
$13.79
7
Black Head-Up Display Switch GM
GM Description: Head-up display. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
9
Multi-Purpose Wiring Connector GM
GM Notes: PARTS: Part included with sun load sensor.
Description: Protective outer coverings help provide long-lasting durability
Color-coded wires allow for easy installation
MSRP $193.64
$109.41
MSRP $193.64
$109.41
9
10
Temp Control GM
GM Description: Labeled 84910397. CT4. Control. Labeled 84861034/84843454. Labeled: 84905634.
MSRP $380.78
$255.89
MSRP $380.78
$255.89
10
MSRP $380.02
$255.37
12
Heater and Air Conditioning User Interface Control GM
GM Description: Restores the operation and function of your vehicle's heating and cooling controls
This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
MSRP $368.50
$206.35
MSRP $368.50
$206.35
13
Black Hazard Warning Switch GM
GM Description: Without heated seats, without lane keep. Without lane deptarture. CT5. Without lane departure. CT4. Without seat heater. Without park assist. Work with vehicle electronics to help optimize vehicle capabilities
MSRP $58.96
$34.34
MSRP $58.96
$34.34
13
Black Hazard Warning Switch GM
GM Description: Without heated seats, with lane keep. With lane deptarture. CT5. With lane departure. CT4. Without seat heater. With park assist. With lane keep assist. Work with vehicle electronics to help optimize vehicle capabilities
MSRP $68.16
$39.70
MSRP $68.16
$39.70
13
Black Hazard Warning Switch GM
GM Description: With heated seats, with vented seats, with lane keep. Work with vehicle electronics to help optimize vehicle capabilities
MSRP $128.80
$73.74
MSRP $128.80
$73.74
13
Black Hazard Warning Switch GM
GM Description: With heated seats, with vented seats, without lane keep. Work with vehicle electronics to help optimize vehicle capabilities
MSRP $117.60
$67.33
MSRP $117.60
$67.33
13
Black Hazard Light Switch GM
GM Description: With heated seats, without vented seats, without lane keep. CT4. With seat heater. With value added cockpit. Without park assist. Work with vehicle electronics to help optimize vehicle capabilities
MSRP $75.19
$49.93
MSRP $75.19
$49.93
13
Black Hazard Warning Switch GM
GM Description: With heated seats, without vented seats, with lane keep. CT4. With seat heater. Without value added cockpit. Without near obstacle detect. Work with vehicle electronics to help optimize vehicle capabilities
MSRP $78.50
$52.13
MSRP $78.50
$52.13
14
Body Control Module GM
GM Notes: PARTS: Part number listed is for estimating purposes only. Contact local dealer for specific part and pricing information.
MSRP $182.44
$103.08
MSRP $182.44
$103.08
15
Body 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 $14.44
$8.81
MSRP $14.44
$8.81
No.
Part # / Description / Price
Price
3
Forward Range Radar Bracket GM
GM Description: Helps securely anchor cruise control sensors
This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
MSRP $23.59
$16.91
MSRP $23.59
$16.91
4
Park Assist Alarm Sensor GM
GM Description: Measure the distance between the vehicle and nearby objects
Alerts driver of potential obstacles to parking
This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
MSRP $62.65
$43.97
MSRP $62.65
$43.97
6
Front Driver Side Parking Assist Alarm Sensor Bracket GM
GM Positions: Left
Description: This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
MSRP $43.07
$29.21
MSRP $43.07
$29.21
6
Front Passenger Side Parking Assist Alarm Sensor Bracket GM
GM Positions: Right
Description: This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
MSRP $43.14
$29.26
MSRP $43.14
$29.26
6
Primed Front Passenger Side Parking Assist Alarm Sensor Bracket GM
GM Positions: Right
Description: This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
MSRP $56.42
$32.86
MSRP $56.42
$32.86
6
Primed Front Driver Side Parking Assist Alarm Sensor Bracket GM
GM Positions: Left
Description: This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
MSRP $56.42
$32.86
MSRP $56.42
$32.86
7
Harness GM
GM Notes: PARTS: Order by application.
Description: Without v blackwing, without front park aid, sport, v.
MSRP $111.47
$72.74
MSRP $111.47
$72.74
7
Harness GM
GM Notes: PARTS: Order by application.
Description: Without v blackwing, with front park aid, sport, v.
MSRP $151.75
$97.75
MSRP $151.75
$97.75
8
Pedestrian Impact Detection Sensor GM
GM Description: Pedestrian. Helps provide supplemental protection for pedestrians in the event of an impact
The pedestrian impact detection system is designed to sense and discriminate road user impacts (eg. pedestrian, cyclist) from other types of impacts in order to pr ...
MSRP $56.05
$39.18
MSRP $56.05
$39.18
Related Parts
Part # / Description / Price
Price
Inside Air Moisture and Windshield Temperature Sensor GM
GM Description: CT4. CT5. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
MSRP $46.69
$27.79
MSRP $46.69
$27.79
Inside Air Moisture and Windshield Temperature Sensor GM
GM Description: Manufactured to GM OE specification for fit, form, and function
MSRP $54.98
$32.03
MSRP $54.98
$32.03
Sun Load Temperature and Ambient Light and Security Indicator Sensor GM
GM Description: CT5. Label# 84626105. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
MSRP $41.93
$24.95
MSRP $41.93
$24.95
Heater and Air Conditioning User Interface Control GM
GM Notes: Order By Vehicle Application.
Description: Restores the operation and function of your vehicle's heating and cooling controls
This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
MSRP $344.92
$193.16
MSRP $344.92
$193.16
Dash Control Unit GM
GM Notes: Order By Vehicle Application.
Description: CT5. Labeled 85665294, 86506291. CT4.
MSRP $254.06
$143.54
MSRP $254.06
$143.54