9 Years Available
GMC Terrain Light Bulb Sizes
Complete bulb size reference for the GMC Terrain from 2010 to 2019. Find headlight, fog light, turn signal, and brake light bulb sizes for every model year.
The GMC terrain changed low beam specifications across model years — 2010–2017: H11 LED; 2018–2019: HID-D5S LED. Make sure to select your exact year below to get the right bulb size.
Year Range
2010 – 2019
9 model yearsBulb Sizes Across Years
| Position | Bulb Type(s) | Years | Status |
|---|---|---|---|
| Low Beam | H11 LED(2010–2017) HID-D5S LED(2018–2019) | 9 years | Changed |
| High Beam | 9005 LED(2010–2017) HID-D5S LED(2018–2019) | 9 years | Changed |
| Fog Light | H11 LED(2010–2019) LED Fog Light(2016–2017) | 9 years | Changed |
| Brake Light | LED Bulb(2010–2019) | 9 years | Consistent |
| Turn Signal Front | 7444NA(2010–2019) | 9 years | Consistent |
| Side Marker | 194 LED(2010–2015) LED Bulb(2016–2019) | 9 years | Changed |
| Turn Signal Rear | 3057K LED(2010–2017) 7440 LED(2018–2019) | 9 years | Changed |
| Reverse Light | 921(2010–2019) 921K(2016–2017) | 9 years | Changed |
| License Plate | 2825(2010–2019) | 9 years | Consistent |
| Parking Light | 7444NA(2010–2019) | 9 years | Consistent |
| Trunk Light | 175(2010–2015) LED Light(2018–2019) 194(2016–2017) | 9 years | Changed |
| Dome Light | 2825(2010–2017) | 7 years | Consistent |
Common Terrain Replacement Parts
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Frequently Asked Questions
We have bulb size data for the GMC Terrain from 2010 to 2019, covering 9 model years. Select your year below for a complete position-by-position bulb chart.
Yes, the GMC Terrain changed low beam bulb specifications across generations: 2010–2017: H11 LED; 2018–2019: HID-D5S LED. Make sure to check your exact year using the list below.
The GMC Terrain uses a H11 LED bulb for the low beam and a 9005 LED for the high beam, and a H11 LED for the fog lights. Select your year below for the exact fitment chart.
Yes. The GMC Terrain uses a H11 LED low beam, and direct-fit LED conversion kits for that size are widely available. LED upgrades typically produce 2–3× more light output than stock halogen and last 25,000+ hours. Look for a DOT-compliant kit with a proper beam cutoff pattern.
Select your model year from the list below. Each year page shows every bulb position — low beam, high beam, fog light, turn signal, and brake light — with the correct size and a link to buy it on Amazon.