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Used for: Fog Light Bulb Front
Used for: Fog Light Bulb Front
Used for: Headlight Bulb High Beam, Daytime Running Light Bulb
Used for: Headlight Bulb Low Beam
Used for: Back Up Reverse Light Bulb
Used for: Brake Light Bulb, Tail Light Bulb Outer
Used for: License Plate Light Bulb, Dome Light Bulb, Map Light Bulb
Used for: License Plate Light Bulb, Dome Light Bulb, Map Light Bulb
Used for: Parking Light Bulb, Turn Signal Light Bulb Front
Used for: Side Marker Light Bulb Front
Used for: Tail Light Bulb Inner, Glove Box Light Bulb, Trunk or Cargo Area Light
Used for: Tail Light Bulb Inner, Glove Box Light Bulb, Trunk or Cargo Area Light
Used for: Turn Signal Light Bulb Rear
Used for: Vanity Mirror Light Bulb
This 2011 GMC Terrain bulb size guide is built to help you verify the correct bulb by lighting position, so you can match the right replacement before you buy. Whether you are changing a headlight, a reverse light, or a small interior lamp, checking the bulb chart by location is the easiest way to avoid ordering the wrong part.
The 2011 GMC Terrain uses different bulb types across the exterior and interior lighting system, and some positions share the same bulb number while others do not. This page organizes the common fitments for the Terrain so you can quickly find the bulb size for the front, rear, cargo area, and cabin lights.
Fitment can vary by trim, lighting package, market, and body style, so it is smart to confirm the installed bulb before purchasing replacements. That is especially important if your Terrain has halogen lighting, because some aftermarket LED conversions may require a different bulb design, adapter, or resistor setup to work properly. If you are upgrading from halogen to LED, check beam pattern, housing clearance, and local road-use rules. For the most reliable match, compare the old bulb to the size listed here before ordering.
The low beam headlight bulb size listed for the 2011 GMC Terrain is H11.
The high beam headlight bulb size for the 2011 GMC Terrain is 9005.
The daytime running light bulb size listed for this vehicle is 9005.
The front fog light listing for the 2011 GMC Terrain is H11 LED or H16 LED, depending on the setup shown for the vehicle.
The back up reverse light bulb size for the 2011 GMC Terrain is 921.
The brake light bulb size listed for the 2011 GMC Terrain is 3057R.
The outer tail light bulb size for this model year is 3057R.
The rear turn signal light bulb size listed for the 2011 GMC Terrain is 3057.
Both the front turn signal light and the parking light use 7444NA on the 2011 GMC Terrain.
The front side marker light bulb size listed for this Terrain is 194NA.
The license plate light bulb size for the 2011 GMC Terrain is 2825 or 98.
The dome light and map light bulb sizes are listed as 2825 or 98 for the 2011 GMC Terrain.
The glove box light and trunk or cargo area light are listed as 194 or 7441.
The center high mount stop light on this page is listed as LED, so it may not use a standard replaceable halogen bulb in the same way as other positions.
Because the 2011 GMC Terrain uses different bulb sizes in different locations, and trim or lighting package differences can change fitment. Checking by position helps you match the exact bulb for the light you are replacing.