Headlamp Components for 2018 Cadillac ATS
1. Headlamp Assembly 
2. Headlamp Assembly Bolt 
3. Headlamp Assembly 
4. Headlight Assembly 
5. Headlamp Assembly Bolt 
6. Headlamp Assembly Bolt 
7. Right 
8. Headlamp Assembly Bolt 
9. Headlamp Assembly Bolt 
10. Headlamp Assembly Bolt 
11. Headlamp Assembly Bolt 
12. Headlamp Assembly Bolt 
13. Headlamp Assembly Bolt 
14. Headlamp Assembly Bolt 
15. Headlamp Assembly Bolt 
16. Right 
17. Left 
18. Left lower 
19. Signal Lamp Bulb 
20. Marker Lamp Bulb 
21. Park Lamp Bulb 
22. Park Lamp Bulb 
23. Park Lamp Bulb 
24. Parking Light Bulb 
25. Marker Lamp Bulb 26. Headlamp Assembly Bolt No.
Part # / Description / Price
Price
1
Driver Side Headlamp Assembly 1 
GM
GM Positions: Left
Description: The GM OEM Driver Side Headlamp Assembly (MPN: 22989365) is a genuine replacement headlight designed for select Cadillac ATS and V-Series models without HID systems. This left-side headlamp unit delivers optimal lighting performance and durability, enginee ...
MSRP $1,489.75
$978.21
MSRP $1,489.75
$978.21
1
Passenger Side Headlamp Assembly 1 GM
GM Positions: Right
Description: The GM Passenger Side Headlamp Assembly (MPN: 22989366) is a genuine OEM replacement headlight designed for select Cadillac ATS and V-Series models without HID systems. This right-side headlamp unit delivers reliable illumination with built-in adjustors fo ...
MSRP $1,489.75
$978.21
MSRP $1,489.75
$978.21
1
Driver Side Headlamp Assembly 1 GM
GM Positions: Left
Description: The GM OEM Driver Side Headlamp Assembly (MPN: 23236357) is a genuine left-side headlamp unit engineered for select Cadillac ATS models manufactured from September 2014 onward. This authentic General Motors headlamp assembly delivers superior lighting perf ...
MSRP $1,424.05
$935.07
MSRP $1,424.05
$935.07
1
Passenger Side Headlamp Assembly 1 GM
GM Positions: Right
Description: The Genuine GM OEM Passenger Side Headlamp Assembly (MPN: 23236358) is engineered to deliver reliable illumination and superior light distribution for your vehicle. This right-side headlamp assembly features integrated adjustors for precise aiming and is s ...
MSRP $1,424.05
$935.07
MSRP $1,424.05
$935.07
2
M4.2x1.41x25 Multi-Purpose Bolt (sold individually) GM
GM Positions: Left
Description: GM OEM part number 11547421 is a genuine M4.2x1.41x25 multi-purpose bolt designed for secure fastening of body panels, trim components, and exterior assemblies across Chevrolet, Buick, GMC, and Cadillac vehicles. This steel bolt delivers reliable performan ...
2
Multi-Purpose Bolt GM
GM Description: # GM OEM Multi-Purpose Bolt MPN 11561674 - Genuine Replacement Part
This genuine GM OEM multi-purpose bolt (MPN 11561674) is engineered to General Motors' exacting specifications for reliable performance in select GM vehicles. As an authentic replacement ...
MSRP $15.37
$10.43
MSRP $15.37
$10.43
2
Headlamp Bolt GM
GM Description: Genuine GM OEM Headlamp Bolt (MPN: 11570054) is the factory-original fastener engineered to securely mount your vehicle's headlamp assembly. This premium replacement part is designed for 2013-2017 GM coupes without HID headlights, 2014-2015 models with HID ...
MSRP $9.78
$7.02
MSRP $9.78
$7.02
3
Upper Center Pillar Trim Retainer Nut GM
GM Positions: Right
Description: # Product Description
The Genuine GM OEM Upper Center Pillar Trim Retainer Nut (MPN: 11570654) is an essential fastening component designed to secure the center pillar trim panel on select GM vehicles. This authentic General Motors part ensures proper ali ...
MSRP $9.89
$6.72
MSRP $9.89
$6.72
6
Driver Side Headlamp Bracket GM
GM Positions: Left lower
Description: The Genuine GM OEM Driver Side Headlamp Bracket (MPN: 22941179) is an authentic General Motors replacement part engineered to securely mount and position your vehicle's headlamp assembly. This critical lighting component is designed without HID compatibili ...
MSRP $34.03
$23.35
MSRP $34.03
$23.35
6
Driver Side Headlamp Bracket GM
GM Positions: Left lower
Description: This genuine GM OEM driver side headlamp bracket (MPN: 22944758) is engineered for select GM coupe models without HID lighting systems. The headlight bracket assembly ensures proper alignment and secure mounting of your vehicle's headlamp housing, maintain ...
MSRP $15.17
$10.89
MSRP $15.17
$10.89
8
Passenger Side Headlamp Bulb Access Cover GM
GM Positions: Right
Notes: PARTS: Part included with headlamp assembly.
Description: The Passenger Side Headlamp Bulb Access Cover (MPN: 22783814) is a genuine GM OEM part engineered to provide protective access to headlamp components on select GM vehicles equipped with HID headlights. This critical cover shields internal headlamp assembli ...
MSRP $14.46
$10.38
MSRP $14.46
$10.38
8
Driver Side Headlamp Bulb Access Cover GM
GM Positions: Front left
Description: The Driver Side Headlamp Bulb Access Cover (MPN: 22783815) is a genuine GM OEM part engineered to safeguard your vehicle's internal headlight components from moisture, dust, and road debris. This headlamp cover is specifically designed for GM coupes and se ...
MSRP $15.57
$11.18
MSRP $15.57
$11.18
11
Daytime Running Light Bulb GM
GM Positions: Left
Notes: PARTS: Part included with headlamp assembly.
Description: # Daytime Running Light Bulb - GM OEM Part 22783823
The GM Genuine OEM Daytime Running Light Bulb (MPN: 22783823) is engineered to provide reliable DRL illumination for select Cadillac ATS sedans and coupes equipped with HID headlight systems. This authen ...
MSRP $339.14
$185.69
MSRP $339.14
$185.69
11
Daytime Running Light Bulb GM
GM Positions: Right
Description: The GM OEM Daytime Running Light Bulb (MPN: 22783822) is a genuine replacement lighting component engineered for Cadillac ATS models, specifically designed for vehicles without the V-Series package and equipped with HID headlight systems. This right-side D ...
MSRP $339.16
$185.69
MSRP $339.16
$185.69
12
Head Lamp Leveling Actuator GM
GM Positions: Left
Notes: PARTS: Part included with headlamp assembly.
Description: The GM Genuine Head Lamp Leveling Actuator (MPN: 22783825) automatically adjusts your headlamp height for optimal visibility and safety on the road. This authentic OEM part is engineered to precise GM specifications and is compatible with select Cadillac A ...
MSRP $107.70
$71.89
MSRP $107.70
$71.89
14
Head Lamp Ballast GM
GM Positions: Left
Notes: PARTS: Part included with headlamp assembly.
Description: Genuine GM OEM Head Lamp Ballast (MPN: 22794558) for select Cadillac ATS coupes and sedans equipped with HID headlights. This factory ballast module precisely regulates voltage and current delivery to xenon HID headlamps, ensuring optimal brightness, color ...
$156.37
$156.37
15
Head Lamp Control Module GM
GM Description: The GM Genuine OEM Head Lamp Control Module (MPN: 23363789) is a factory-engineered HID headlamp control unit designed to precisely manage headlamp operation on select GM vehicles equipped with HID lighting systems. This authentic General Motors part ensur ...
MSRP $197.11
$130.02
MSRP $197.11
$130.02
1 This price excludes a refundable manufacturer's core charge. Add the part to your cart to see the core charge.