2010–2012 GMC Terrain stereo and speaker fit

The 2010–2012 GMC Terrain takes a double-DIN or single-DIN aftermarket stereo with the right dash kit (Metra 99-3307G) and wiring harness. Speaker sizes that fit: 6.5" or 6-3/4" front doors and rear doors. Audio MotorSports in Carson stocks stereos and speakers that fit and installs them in its own bay, often the same day.

What fits the 2010–2012 GMC Terrain

VehicleDash openingCenter dashFront doorsRear doors
2010–2012 GMC TerrainDouble DIN or single DIN ✓ VerifiedConfirm at the shop6.5" or 6-3/4" ✓ Verified6.5" or 6-3/4" ✓ Verified

Shop parts that fit Text us your car

Install notes for the 2010–2012 GMC Terrain

  • Dash kit and wiring: Metra 99-3307G (single or double DIN), for the factory monochrome display.
  • Front doors and rear doors take 6.5" or 6-3/4" speakers, and we stock both sizes.
  • Not confirmed yet: center dash. These say "Confirm at the shop" until our sources agree; we check them with your trim.

Local pickup and install in Carson

In-store pickup at 22025 S Avalon Blvd Ste A, Carson. Paid at the shop. Buy now, pay later with the Payment Plan (Synchrony, Zelle, Venmo, PayPal, crypto, credit cards over the phone).

Sizes marked "Confirm at the shop" are ones our sources do not agree on yet, or that change by trim or premium audio. We confirm before you buy. Fit data checked against Metra dash kit and speaker guides and published vehicle fitment data and Crutchfield vehicle research.

Speaker upgrade

Terrain speaker upgrade guide, every year

2010–2012 GMC Terrain stereo and speaker fit: questions

What size speakers are in the 2010–2012 GMC Terrain?

6.5" or 6-3/4" front doors and rear doors. We stock speakers in these sizes in Carson and install them.

Will a double-DIN stereo fit the 2010–2012 GMC Terrain?

Yes. A double-DIN stereo fits with the right dash kit (Metra 99-3307G) and wiring harness, which we put in at install.

Are all the speaker sizes for the 2010–2012 GMC Terrain confirmed?

Not yet: center dash still say "Confirm at the shop". Text us with your trim and we will check.

Can we install it?

Yes. Bring the 2010–2012 GMC Terrain to 22025 S Avalon Blvd Ste A, Carson. We confirm the trim and install in our own bay, often the same day. Text or call us.

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