Defect Summary: General Motors, LLC. (GM) is recalling certain 2020 Buick Enclave, Cadillac XT5 and XT6, Chevrolet Blazer, Silverado 1500, 2500 and 3500 and Traverse and GMC Acadia and Sierra 1500, 2500 and 3500 vehicles. The diffuser component of the Roof-Rail Air Bag (RRAB) inflator may not have been properly crimped to the inflator and could separate from the inflator during air bag deployment.
EPA Fuel Economy & Powertrain Specifications
Official EPA laboratory test ratings, electric driving range, and annual energy cost estimates by powertrain configuration
| Powertrain Group | Engine / Drivetrain | City MPG | Hwy MPG | Combined MPG | Est. Annual Fuel Cost |
|---|---|---|---|---|---|
| Standard | 2L 4-Cyl Regular Automatic 9-spd • Front-Wheel Drive | 18–21 | 25–28 | 21–24 MPG | $2,550–$2,950 / yr |
NHTSA NCAP Crash Test & Safety Ratings
Official 5-Star Safety Ratings evaluated by the National Highway Traffic Safety Administration
NHTSA 5-Star NCAP laboratory crash evaluations are not currently on file for the 2020 GMC Acadia.
Not Specified and Lane Departure Warning (LDW) is documented as Not Specified in official NHTSA records for tested 2020 GMC Acadia models.
Reported Problems & Owner Complaints Summary (98)
Summary of 98 verified consumer defect submissions filed with the NHTSA Office of Defects Investigation (ODI)
Top Reported Problem Categories
Ranked by total consumer complaint submissions recorded by NHTSA
Data Attribution & Context: Complaints are self-reported by vehicle owners to NHTSA and represent unverified consumer submissions. Complaint volume does not equal a statistically controlled failure rate and is not adjusted for total vehicles sold or cumulative mileage driven.
View all 2020 GMC Acadia problems & component breakdown (48 categories) →Official Safety Recalls (6)
Manufacturer safety recall campaigns monitored and recorded by NHTSA
Defect Summary: General Motors LLC (GM) is recalling certain 2018-2019 Chevrolet Cruze and Buick LaCrosse, 2018-2020 Chevrolet Equinox, Chevrolet Traverse and GMC Terrain, 2018 Chevrolet Malibu, 2019-2020 Buick Encore, Buick Enclave, Cadillac XT4, Chevrolet Blazer and GMC Acadia, and 2020 Cadillac XT6 vehicles. The start/stop accumulator endcap may have missing bolts.
Defect Summary: General Motors LLC (GM) is recalling certain 2020 Buick Enclave, Cadillac XT4, XT5, Escalade, Escalade ESV, Chevrolet Suburban, Tahoe, Traverse, GMC Yukon, Yukon XL, 2018-2021 Chevrolet Express, GMC Savana, 2019-2020 Chevrolet Blazer, Silverado 1500, GMC Acadia, Sierra 1500, and certain Continental tires sold to the aftermarket for various model year 2018-2021 vehicles. The affected tires were cured for too long during production.
The specifications, safety ratings, defect reports, and recall campaigns published on this page are retrieved directly from official United States Government agency databases:
- NHTSA Office of Defects Investigation (ODI): Consumer complaints and defect reports.
- NHTSA New Car Assessment Program (NCAP): Frontal, side, and rollover 5-Star crash safety test ratings.
- U.S. EPA / FuelEconomy.gov: Standardized multi-cycle dynamometer fuel economy, MPGe, and electric driving range ratings.
Local Production Store Compiled: August 2026 • Deterministic Audited Dataset • Zero Dynamic External API Runtime Latency.