Hardware, Fasteners & Fittings for 2018 Cadillac ATS
1. Headlamp Assembly 
2. Tail Lamp 
3. Headlamp Assembly 
4. Headlamp Assembly 
5. Starter Bolt 
6. Rear 
7. Tail Lamp Assembly Bolt 
8. Headlamp Assembly Bolt 
9. Lamp Assembly Bolt 
10. Lamp Assembly Bolt 
11. Headlamp Assembly Bolt 
12. Headlamp Assembly Bolt 
13. Headlamp Assembly 
14. Fog Lamp Bolt 
15. Headlamp Assembly Bolt 
16. Right 
17. Headlamp Assembly Bolt 
18. Signal Lamp Assembly Bolt 
19. Tail Lamp Bolt 
20. Tail Lamp Bolt 
21. Headlamp Assembly Bolt 
22. Headlamp Assembly Bolt 
23. Tail Lamp 
24. High Mount Lamp 
25. Rear 
26. Alternator 
27. Headlamp Assembly Bolt 
28. Headlamp Assembly Bolt 
29. Backup Lamp U-Nut 
30. Left 
31. Headlamp Assembly Bolt 
32. Retainer 33. Anti-Theft Alarm Siren Nut No.
Part # / Description / Price
Price
1
Driver Side Headlamp Assembly 1 
GM
GM Positions: Left
Notes: PARTS: Order by application.
Description: ATS. Without v-series. Without control level sys. Left. Built from vin. 1g6ab1rx7f0114384. With HID. 2nd design without V. 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 $1,443.57
$947.89
MSRP $1,443.57
$947.89
1
Passenger Side Headlamp Assembly 1 GM
GM Positions: Right
Notes: PARTS: Order by application.
Description: ATS. Without v-series. Without control level sys. Right. Built from vin. 1g6ab1rx7f0114384. With HID. 2nd design without V. 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 $1,371.39
$900.49
MSRP $1,371.39
$900.49
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
MSRP $8.83
$6.38
MSRP $8.83
$6.38
3
Multi-Purpose Nut GM
GM Positions: Left
Description: This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
MSRP $7.48
$5.11
MSRP $7.48
$5.11
4
Driver Side Head Lamp Bracket GM
GM Positions: Left
Notes: PARTS: Part included with headlamp assembly.
Description: Coupe, with hid. Sedan, with hid. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
MSRP $53.24
$36.56
MSRP $53.24
$36.56
5
Headlamp Bolt GM
GM Description: Coupe, without hid. 2013-17. With hid, without v. 2014-15. 2016-17. Fastens vehicle's componenets together
This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
MSRP $9.78
$7.07
MSRP $9.78
$7.07
7
Multi-Purpose Bolt GM
GM Positions: Right
Description: This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
MSRP $15.37
$10.50
MSRP $15.37
$10.50
8
Driver Side Headlamp Bulb Access Cover GM
GM Positions: Left
Notes: PARTS: Part included with headlamp assembly.
Description: Coupe, with hid. Sedan, with hid. Helps protect internal headlamp components from the elements
This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
MSRP $15.57
$11.26
MSRP $15.57
$11.26
8
Passenger Side Headlamp Bulb Access Cover GM
GM Positions: Right
Description: Coupe, with hid. Sedan, with hid. Helps protect internal headlamp components from the elements
This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
MSRP $14.46
$10.45
MSRP $14.46
$10.45
9
Headlamp 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 $383.18
$209.79
MSRP $383.18
$209.79
10
Turn Signal Light Bulb GM
GM Positions: Right
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 $18.26
$10.96
MSRP $18.26
$10.96
10
Multi-Purpose Light Bulb GM
GM 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 $12.86
$7.72
MSRP $12.86
$7.72
11
Daytime Running Light Bulb GM
GM Positions: Right
Notes: PARTS: Part included with headlamp assembly.
Description: ATS. Without v-series. Drl. Right. Coupe, with hid. Sedan, with hid. 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 $339.16
$185.69
MSRP $339.16
$185.69
11
Daytime Running Light Bulb GM
GM Positions: Left
Description: ATS. Without v-series. Drl. Left. Sedan, with hid. Coupe, with hid. 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 $339.14
$185.69
MSRP $339.14
$185.69
12
Head Lamp Leveling Actuator GM
GM Positions: Right
Notes: PARTS: Part included with headlamp assembly.
Description: Headlamp leveling. ATS. Coupe, with hid. Sedan, with hid. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
MSRP $107.70
$72.02
MSRP $107.70
$72.02
14
Head Lamp Ballast GM
GM Positions: Right
Notes: PARTS: Part included with headlamp assembly.
Description: Ballast. ATS. Coupe, with hid. Sedan, with hid. Helps regulate the voltage and current supplied to your vehicle's headlamps
This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
$156.37
$156.37
1 This price excludes a refundable manufacturer's core charge. Add the part to your cart to see the core charge.