Gmc · model year 2021
2021 Gmc Acadia
Specifications and certified data for the 2021 model year. All Gmc Acadia model years →

2021 US EPA fuel-economy records
| Year | Engine | Drive | Transmission | Fuel | MPG (US) comb. | CO₂ g/mi | EV range mi | Source |
|---|---|---|---|---|---|---|---|---|
| 2021 | 2.0 L 4-cyl | Front-Wheel Drive | Automatic 9-spd | Regular | 25 | 349 | — | EPA ↗ |
| 2021 | 2.0 L 4-cyl | All-Wheel Drive | Automatic 9-spd | Regular | 24 | 362 | — | EPA ↗ |
| 2021 | 2.5 L 4-cyl | Front-Wheel Drive | Automatic 9-spd | Regular | 23 | 382 | — | EPA ↗ |
| 2021 | 3.6 L 6-cyl | Front-Wheel Drive | Automatic 9-spd | Regular | 22 | 402 | — | EPA ↗ |
| 2021 | 3.6 L 6-cyl | All-Wheel Drive | Automatic 9-spd | Regular | 21 | 413 | — | EPA ↗ |
US EPA test figures (US MPG, US test cycle), fueleconomy.gov ↗, US government public domain.
US NHTSA safety ratings
| Vehicle | Overall | Front | Side | Rollover | Source |
|---|---|---|---|---|---|
| 2021 GMC Acadia SUV AWD | ★★★★★ (5/5) | ★★★★★ (5/5) | ★★★★★ (5/5) | ★★★★☆ (4/5) | NHTSA ↗ |
| 2021 GMC Acadia SUV FWD | ★★★★★ (5/5) | ★★★★★ (5/5) | ★★★★★ (5/5) | ★★★★☆ (4/5) | NHTSA ↗ |
NHTSA 5-Star Safety Ratings (US government, public domain). US-market versions; not the same tests as Euro NCAP.
US safety recalls
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22V709000 2022-09-22 · model years 2020, 2021
BACK OVER PREVENTION: SENSING SYSTEM: CAMERA
General Motors, LLC (GM) is recalling certain 2020-2021 Cadillac XT5, XT6, and GMC Acadia vehicles equipped with the optional Surround Vision feature. The rearview camera coaxial cable connectors may have been crimped improperly, causing the rearview camera to fail or function intermittently.
Remedy: Dealers will replace the coaxial cables, free of charge. Owner notification letters were mailed January 18, 2023. Owners may contact Cadillac customer service at 1-800-458-8006 or GMC customer service at 1-800-462-8782.…
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21V422000 2021-06-03 · model years 2021
FUEL SYSTEM, GASOLINE:DELIVERY:HOSES, LINES/PIPING, AND FITTINGS
General Motors, LLC. (GM) is recalling certain 2021 Cadillac XT5, XT6, and GMC Acadia vehicles. The fuel supply lines may be improperly attached and seated.
Remedy: Dealers will inspect and replace fuel supply lines as necessary, free of charge. Owner notification letters were mailed on July 1, 2021. Owners may contact Cadillac customer service at 1-800-458-8006 and GMC customer…
NHTSA recalls database (US government, public domain). Recalls apply to US-market vehicles; check the manufacturer for your country.
Generation in 2021
Sources
- US EPA / DOE FuelEconomy.gov — https://www.fueleconomy.gov/feg/ws/index.shtmlUS Government public domain
- NHTSA 5-Star Safety Ratings API — https://api.nhtsa.gov/SafetyRatingsUS Government public domain
- NHTSA recalls database — https://www.nhtsa.gov/recallsUS Government public domain
- Car Model Index — https://models.autoculturesociety.com/Compiled record. Sources that do not permit reuse are not copied; this index is credited instead.
