2017 Buick Cascada Light Bulbs Types:
| Bulb | Type |
| Exterior Lights: | |
| Corner Lighting Lamps | H7LL |
| Fog Lamps | H11 |
| Turn signal Lamp | 7444 Amber |
| Sidemarker Lamps | W5W |
| Side Turn Signal Lamps | W10/5 |
| Back-Up lamps | W16W |
| Rear Position Lamps (Inside Trunk) |
PY21W (Amber) P21/5W (Park/ Brake) |
| License Plate Lamp | W5W |
