Headlamp Components for 2021 Cadillac CT4
No.
Part # / Description / Price
Price
1
Composite Assembly 1 
GM
GM Positions: Right
Notes: PARTS: Order by description.
Description: CT4. Sport. With led front turn signal. 02/10/20-09/30/20. Right. Premium luxury.
$831.90
$831.90
1
Driver Side Headlamp 1 GM
GM Positions: Left
Notes: PARTS: Order by description.
Description: With cornering lamp, type 2. Protects headlamp capsules
Built-in adjustors provide ability to aim lamps
This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
1
Composite Assembly 1 GM
GM Positions: Left
Notes: PARTS: Order by description.
Description: CT4. Premium luxury. With led front turn signal. From 11/26/20. Left. Sport.
MSRP $1,255.41
$831.90
MSRP $1,255.41
$831.90
2
M4.2x1.41x25 Multi-Purpose Bolt GM
GM Positions: Left
Description: Fastens vehicle's components together
This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
4
MSRP $9.64
$6.71
6
Forward Lamp Wiring Harness GM
GM Notes: PARTS: Part number listed is for estimating purposes only. Contact dealer for specific pricing and ordering information.
Description: This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
MSRP $675.48
$431.22
MSRP $675.48
$431.22
6
Forward Lamp Wiring Harness GM
GM Notes: PARTS: Part number listed is for estimating purposes only. Contact dealer for specific pricing and ordering information.
Description: With cornering lamp, without adaptive cruise. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
MSRP $628.81
$401.43
MSRP $628.81
$401.43
6
Forward Lamp Wiring Harness GM
GM Notes: PARTS: Part number listed is for estimating purposes only. Contact dealer for specific pricing and ordering information.
Description: This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
MSRP $657.83
$419.96
MSRP $657.83
$419.96
1 This price excludes a refundable manufacturer's core charge. Add the part to your cart to see the core charge.
No.
Part # / Description / Price
Price
1
Composite Assembly 1 GM
GM Positions: Left
Notes: PARTS: Order by description.
Description: Without cornering lamp, without v, to 11/25/2020. CT4. Sport. Without led front turn signal. 10/01/20-11/25/20. Left. Without led front turn signal. 12/01/20-11/25/20. Luxury. Without led front turn signal. 02/10/20-09/30/20.
MSRP $1,558.64
$1,032.83
MSRP $1,558.64
$1,032.83
1
Passenger Side Headlamp 1 GM
GM Positions: Right
Notes: PARTS: Order by description.
Description: Protects headlamp capsules
Built-in adjustors provide ability to aim lamps
This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
MSRP $1,558.64
$1,032.83
MSRP $1,558.64
$1,032.83
2
M4.2x1.41x25 Multi-Purpose Bolt GM
GM Positions: Left
Description: Fastens vehicle's components together
This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
6
Multi-Purpose Light Bulb GM
GM Positions: Left
Notes: PARTS: Part included with headlamp assembly.
Description: Provides illumination for visibility and convenience
This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
MSRP $12.54
$7.65
MSRP $12.54
$7.65
8
Forward Lamp Wiring Harness GM
GM Notes: PARTS: Part number listed is for estimating purposes only. Contact dealer for specific part and pricing information.
Description: This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
MSRP $636.87
$406.57
MSRP $636.87
$406.57
8
Forward Lamp Wiring Harness GM
GM Notes: PARTS: Part number listed is for estimating purposes only. Contact dealer for specific part and pricing information.
Description: This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
MSRP $618.78
$395.02
MSRP $618.78
$395.02
1 This price excludes a refundable manufacturer's core charge. Add the part to your cart to see the core charge.
No.
Part # / Description / Price
Price
2
M4.2x1.41x25 Multi-Purpose Bolt GM
GM Positions: Left
Description: Fastens vehicle's components together
This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
No.
Part # / Description / Price
Price
2
M4.2x1.41x25 Multi-Purpose Bolt GM
GM Positions: Left
Description: Fastens vehicle's components together
This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
No.
Part # / Description / Price
Price
2
M4.2x1.41x25 Multi-Purpose Bolt GM
GM Positions: Left
Description: Fastens vehicle's components together
This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
No.
Part # / Description / Price
Price
2
M4.2x1.41x25 Multi-Purpose Bolt GM
GM Positions: Right
Description: Fastens vehicle's components together
This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
No.
Part # / Description / Price
Price
2
M4.2x1.41x25 Multi-Purpose Bolt GM
GM Positions: Left
Description: Fastens vehicle's components together
This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
No.
Part # / Description / Price
Price
2
M4.2x1.41x25 Multi-Purpose Bolt GM
GM Positions: Left
Description: Fastens vehicle's components together
This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
No.
Part # / Description / Price
Price
2
M4.2x1.41x25 Multi-Purpose Bolt GM
GM Positions: Left
Description: Fastens vehicle's components together
This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
No.
Part # / Description / Price
Price
2
M4.2x1.41x25 Multi-Purpose Bolt GM
GM Positions: Left
Description: Fastens vehicle's components together
This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
No.
Part # / Description / Price
Price
2
M4.2x1.41x25 Multi-Purpose Bolt GM
GM Positions: Left
Description: Fastens vehicle's components together
This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
No.
Part # / Description / Price
Price
2
M4.2x1.41x25 Multi-Purpose Bolt GM
GM Positions: Left
Description: Fastens vehicle's components together
This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
No.
Part # / Description / Price
Price
3
M4.2x1.41x25 Multi-Purpose Bolt GM
GM Positions: Left
Description: Fastens vehicle's components together
This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
No.
Part # / Description / Price
Price
3
M4.2x1.41x25 Multi-Purpose Bolt GM
GM Positions: Left
Description: Fastens vehicle's components together
This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
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
1
MSRP $560.17
$376.43
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
13
Jet Black Hazard Warning Switch GM
GM Description: Work with vehicle electronics to help optimize vehicle capabilities
MSRP $144.30
$82.61
MSRP $144.30
$82.61
13
Jet Black Hazard Warning Switch GM
GM Description: Work with vehicle electronics to help optimize vehicle capabilities
This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
MSRP $112.87
$73.67
MSRP $112.87
$73.67
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
Related Parts
Part # / Description / Price
Price
M4.2x1.41x25 Multi-Purpose Bolt GM
GM Positions: Left
Description: Fastens vehicle's components together
This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
Control Module GM
GM Description: CT4. Exterior lighting control. CT5. Headlamp control. Labeled 13541793. Yukon. Labeled 13541796. Corvette. No label.
$69.44
$69.44
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