Parts Information
| Part | Manufacturer | OEM Part # | Price | Notes |
| Headlamp Bulb | ||||
| Low Beam | ||||
| Cadillac | GMO | 88979814 | 401.12 | |
| Without Luxury Package | GMO | 1999366 | 20.30 | Contact Dealer for most current part and price information. |
| With Luxury Package | GMO | 1999437 | 20.22 | |
| High Beam | GMO | 9441732 | 19.30 | Contact Dealer for most current part and price information. |