2 Years Available
Buick Regal Tourx Light Bulb Sizes
Complete bulb size reference for the Buick Regal Tourx from 2018 to 2019. Find headlight, fog light, turn signal, and brake light bulb sizes for every model year.
Year Range
2018 – 2019
2 model yearsBulb Sizes Across Years
| Position | Bulb Type(s) | Years | Status |
|---|---|---|---|
| Low Beam | H7 LED(2018–2019) | 2 years | Consistent |
| High Beam | H7 LED(2018–2019) | 2 years | Consistent |
| Fog Light | H8 LED(2018–2019) | 2 years | Consistent |
| Brake Light | LED Bulb(2018–2019) | 2 years | Consistent |
| Side Marker | LED Bulb(2018–2019) | 2 years | Consistent |
| Turn Signal Front | LED Bulb(2018–2019) | 2 years | Consistent |
| Turn Signal Rear | 921 LED(2018–2019) | 2 years | Consistent |
| Dome Light | LED Bulb(2018–2019) | 2 years | Consistent |
| License Plate | LED Bulb(2018–2019) | 2 years | Consistent |
| Map Light | LED Bulb(2018–2019) | 2 years | Consistent |
| Parking Light | LED Bulb(2018–2019) | 2 years | Consistent |
| Reverse Light | 921(2018–2019) | 2 years | Consistent |
| Trunk Light | 175(2018–2019) | 2 years | Consistent |
Select Your Year
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Frequently Asked Questions
We have bulb size data for the Buick Regal Tourx from 2018 to 2019, covering 2 model years.
The Buick Regal Tourx has used consistent bulb sizes across all available years. The low beam uses a H7 LED bulb.
The most commonly used low beam headlight bulb for the Buick Regal Tourx is the H7 LED. Select your specific year below for the exact fitment.
Yes, you can upgrade your Buick Regal Tourx headlights to LED. Look for an LED conversion kit in the H7 LED size for the low beams. LED bulbs offer better visibility and longer lifespan.
Select your Buick Regal Tourx year from the list below. Each year page shows every bulb position with the correct size and links to purchase on Amazon.