2019 GMC Terrain Bulb Size
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Bulbs Chart
2019 GMC Terrain Headlight Bulb High Beam and Low Beam(with HID headlights) (D5S)
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Best Choice
Get up to 200% more vision on the road. Consumes less energy and enhances visibility on the road. Original equipment quality with an Electronic high voltage starter and ballast integrated into the base of this innovative design. DOT compliant with precise light distribution.
Philips D5S Standard Authentic Xenon
Xenon HID Conversion Kit
See more D5S Xenon HID Conversion Kit
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Trustworthy Manufacturer
Upgrade your vehicle's lighting system with these LED headlight bulb kits and enjoy a focused and wider beam, better visibility, and enhanced clarity. With high-quality and reliable products, you can drive with confidence and peace of mind. This aftermarket LED headlight conversion kit is designed to perfectly replace D5S OEM Xenon bulbs...VehiCode D5S LED Headlight Bulb Conversion Kit
LED Lights
2019 GMC Terrain License Plate Light Bulb (2825)
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Premium Pick
SYLVANIA LED bulbs deliver a balanced combination of performance and value. Tuners and auto enthusiasts alike can replace their vehicle’s incandescent lights with a bright and long-lasting LED bulb for a unique and modern look simply and cost-effectively.Sylvania White Mini Bulb
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For Car Dome, Map Door, Courtesy, License Plate Lights
– Better beam pattern: each bulb has 5 pcs high power SMD led, color temperature: 6000K(xenon white), voltage: 12V – No polarity no flip: it is truly no polarity, can light on two sides, no need more modification or flip, plug and play, easy install within 5 minutes. Products with electrical plugsMarsauto LED Light Bulb 6000K Replacement Bulbs
LED Lights
2019 GMC Terrain Back Up Reverse Light Bulb (921)
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Best Choice
Replace your standard car lights with our robust Philips Vision LEDs that deliver dynamic lighting for your vehicle, both inside and out. The innovative design and unmatched performance of Philips Vision LEDs are available for brake and taillights, backup lights, dome lights, and license plate lights. These bulbs are coveredPhilips 12789LPB2 Bright White Vision
LED Lights
2019 GMC Terrain Turn Signal Light Bulb Rear(with HID headlights) (7440)
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We Recommend
York Light Bulbs are designed with low temperature and low power consumption. More than 400% brighter than the original halogen bulb, full Aluminum Housing with Projection lens for Maximum Light output and better heat distribution, built Constant Current IC for a Longer lifespan. Normally use as Map Light, Dome Light, LicenseYorkim 194/7440 LED Bulb
LED Lights
2019 GMC Terrain Headlights
![AKKON - Fit 2018 2019 2020 2021 GMC Terrain [LED Projector] C-Tube Running Chrome Headlight Driver Left Side Replacement](https://m.media-amazon.com/images/I/51xagUvPq1L._AC_QL90_UL90_.jpg?ezimgfmt=0)
2019 GMC Terrain Tail Lights
GMC Terrain Bulb Size By Years
Misconception: many people think bulb sizes are interchangeable and that any bright bulb will fit a 2019 GMC Terrain. It’s an understandable shortcut; headlight shapes look similar and aftermarket ads make swapping sound easy.
Why it seems true: think of it as a math of brightness and fit—bigger seems better and connectors can look familiar. That mental model helps when you’re in a hurry, but it overlooks socket types, beam pattern, and heat clearance.
What is true and the implications: the 2019 GMC Terrain uses specific bulb sizes for low beam, high beam, turn signal, and fog lamps, and using the wrong type can reduce visibility or damage housing. Quick tests: check your owner’s manual, compare connector shape against the chart, and hold the bulb near the socket before installing. Quick recap: this list helps you match exact sizes for the Terrain. Affiliate disclaimer: some links on this page may earn a small commission at no extra cost to you, which helps keep the chart updated.
2019 GMC Terrain specs
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