Home › GMC › TerrainGMC Terrain headlight bulb size by year The low beam, high beam and fog light bulbs for every GMC Terrain from 2010–2027. Pick your year to jump straight to it. Each answer links to the page in GMC’s owner’s manual it came from.
GMC Terrain bulb sizes at a glance Where a year lists more than one bulb, it depends on trim or headlight type; see that year’s section below.
2010–2015 GMC Terrain headlight bulbs Light Bulb Notes Low beam H11 High beam 9005 also sold as HB3
Fog light H11
Where this comes from (7 sources) Buy bulbs for your 2010–2015 GMC Terrain H11 low beam, fog light 9005 high beam
Recommended H11 standard replacement
Same light as the original bulb, at the lowest price. Fits your low beam, fog light.
More H11 options: brighter halogen, long life, LED upgrade, colored / styled Brighter halogen Performance halogen bulbs throw more light down the road. They usually wear out sooner.
Long life Built to last longer between changes. A good pick for high-beam and fog sockets you use often.
LED upgrade Whiter light and a long service life. Check that it fits your housing; LED bulbs in halogen headlights are not DOT-approved for road use.
Colored / styled Yellow and other colored bulbs are for fog and accent lights. Colored headlight bulbs are not street legal in the US.
Recommended 9005 standard replacement
Same light as the original bulb, at the lowest price. Fits your high beam.
More 9005 options: brighter halogen, long life, LED upgrade Brighter halogen Performance halogen bulbs throw more light down the road. They usually wear out sooner.
Long life Built to last longer between changes. A good pick for high-beam and fog sockets you use often.
LED upgrade Whiter light and a long service life. Check that it fits your housing; LED bulbs in halogen headlights are not DOT-approved for road use.
2016–2017 GMC Terrain headlight bulbs Light Bulb Notes Low beam H11 Two sources High beam 9005 also sold as HB3
Two sources
Where this comes from (2 sources) Buy bulbs for your 2016–2017 GMC Terrain H11 low beam 9005 high beam
Recommended H11 standard replacement
Same light as the original bulb, at the lowest price. Fits your low beam.
More H11 options: brighter halogen, long life, LED upgrade Brighter halogen Performance halogen bulbs throw more light down the road. They usually wear out sooner.
Long life Built to last longer between changes. A good pick for high-beam and fog sockets you use often.
LED upgrade Whiter light and a long service life. Check that it fits your housing; LED bulbs in halogen headlights are not DOT-approved for road use.
Recommended 9005 standard replacement
Same light as the original bulb, at the lowest price. Fits your high beam.
More 9005 options: brighter halogen, long life, LED upgrade Brighter halogen Performance halogen bulbs throw more light down the road. They usually wear out sooner.
Long life Built to last longer between changes. A good pick for high-beam and fog sockets you use often.
LED upgrade Whiter light and a long service life. Check that it fits your housing; LED bulbs in halogen headlights are not DOT-approved for road use.
2018 GMC Terrain headlight bulbs Light Bulb Notes Low beam H11 Halogen headlamps Two sources
Where this comes from (1 source) Buy bulbs for your 2018 GMC Terrain Recommended H11 standard replacement
Same light as the original bulb, at the lowest price. Fits your low beam.
More H11 options: brighter halogen, long life, LED upgrade Brighter halogen Performance halogen bulbs throw more light down the road. They usually wear out sooner.
Long life Built to last longer between changes. A good pick for high-beam and fog sockets you use often.
LED upgrade Whiter light and a long service life. Check that it fits your housing; LED bulbs in halogen headlights are not DOT-approved for road use.
2020–2021 GMC Terrain headlight bulbs Light Bulb Notes Fog light H11 Two sources
Where this comes from (2 sources) Buy bulbs for your 2020–2021 GMC Terrain Recommended H11 standard replacement
Same light as the original bulb, at the lowest price. Fits your fog light.
More H11 options: brighter halogen, long life, LED upgrade, colored / styled Brighter halogen Performance halogen bulbs throw more light down the road. They usually wear out sooner.
Long life Built to last longer between changes. A good pick for high-beam and fog sockets you use often.
LED upgrade Whiter light and a long service life. Check that it fits your housing; LED bulbs in halogen headlights are not DOT-approved for road use.
Colored / styled Yellow and other colored bulbs are for fog and accent lights. Colored headlight bulbs are not street legal in the US.
2026–2027 GMC Terrain headlight bulbs Light Bulb Notes Low beam LED LED unit Low beam LED manual: headlamps are LED (no replaceable bulb) High beam LED LED unit High beam LED manual: headlamps are LED (no replaceable bulb)
LED headlights are usually serviced as a complete lamp assembly rather than a separate bulb; a dealer or parts counter can quote the assembly for your trim.
Where this comes from (2 sources) Always double-check the size printed on the old bulb’s base before you buy. See how we source our data . More GMC models .