2020 GMC Acadia Bulb Size
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Bulbs Chart
2020 GMC Acadia Headlight Bulb High Beam (D3S)
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Best Choice, D3C
POWERFUL LIGHT FROM XENON HID BULBS OFFER MAXIMUM SAFETY: Xenon HID (High Intensity Discharge) headlight bulbs offer twice as much light* for safer driving in all conditions while consuming 50% less power. The intense white light produced by the Xenon HID lamps is comparable to daylight. Studies have demonstrated that...
Philips D3S Standard Authentic Xenon HID
Xenon HID Conversion Kit
2020 GMC Acadia Headlight Bulb Low Beam (D3S)
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Best Choice, D3C
POWERFUL LIGHT FROM XENON HID BULBS OFFER MAXIMUM SAFETY: Xenon HID (High Intensity Discharge) headlight bulbs offer twice as much light* for safer driving in all conditions while consuming 50% less power. The intense white light produced by the Xenon HID lamps is comparable to daylight. Studies have demonstrated that...Philips D3S Standard Authentic Xenon HID
Xenon HID Conversion Kit
2020 GMC Acadia Headlight Bulb High Beam and Low Beam(with halogen headlights) (9012)
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#1 Bestseller
360-degree illumination: the ultra-thin design of the L2 9012 LED headlight bulb maximizes the concentration of light which significantly enhances the luminous output in reflector-style headlights. 200% brightness: thanks to its unique 360-degree design, the L2 outputs enough light to give a 200% brightness compared to halogen bulbs, allowing you toSealight L2 Series
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Super Bright
Illuminate the road ahead like never before with GloDrv 9012/HIR2 LED Fog Bulbs. Perfect for vehicles requiring [bulb type], these bulbs deliver an incredible 20,000 lumens of brightness, making them 600% brighter than standard options. The 6000K cool white light ensures every detail on the road is visible, enhancing your...GLODRV 9012/HIR2 LED Mini Size Bulbs
LED Lights
2020 GMC Acadia Headlight Bulb High Beam and Low Beam(with HID headlights) (D3S)
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Best Choice, D3C
POWERFUL LIGHT FROM XENON HID BULBS OFFER MAXIMUM SAFETY: Xenon HID (High Intensity Discharge) headlight bulbs offer twice as much light* for safer driving in all conditions while consuming 50% less power. The intense white light produced by the Xenon HID lamps is comparable to daylight. Studies have demonstrated that...Philips D3S Standard Authentic Xenon HID
Xenon HID Conversion Kit
2020 GMC Acadia 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
Halogen Lights
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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
2020 GMC Acadia 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
Halogen Lights
2020 GMC Acadia Map 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
Halogen Lights
-
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
2020 GMC Acadia Headlights
2020 GMC Acadia Tail Lights
GMC Acadia Bulb Size By Years
tl;dr: This bulb size chart lists the correct lamps for a 2020 GMC Acadia by position and function, so you pick the right replacement quickly. I compiled and verified sizes based on vehicle service documentation and hands-on swaps, to reduce guessing and returns.
Recommendation: Use the chart to order bulbs matching the specified sockets, prioritizing OEM-equivalent types for critical lights. Impact: Correct bulbs restore visibility, maintain beam pattern, and avoid electrical issues. Risks: Wrong sizes can cause fit problems, blown fuses, or reduced safety; check polarity on LEDs and headlight aim after installation.
Affiliate disclaimer: Some links on this page may earn a small commission at no extra cost to you. Next steps: Follow the checklist for removal, fit the new bulb, test all lights, and note any gotchas for future service.
2020 GMC Acadia specs
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