2021 Acura RDX recalls

3 safety recalls, 118 owner complaints and a 5-star NHTSA crash rating. Official NHTSA data.

202620252024202320222021
3Recalls
118Complaints
3Crashes & fires reported
5/5NHTSA overall rating

Not every 2021 Acura RDX is affected by every recall. Check your VIN to see open recalls on your exact vehicle.

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2021 Acura RDX recall list

Air Bags recall

26V-332
May 22, 2026 · Honda (American Honda Motor Co.)
Problem
Honda (American Honda Motor Co.) is recalling certain 2018-2021, 2023 Acura TLX, 2019-2024 RDX, 2017-2020, 2022-2026 MDX, 2017-2021, 2023, 2025 Honda Ridgeline, 2017-2022 Pilot, 2019-2021 Passport, 2018-2026 Odyssey, 2019-2022 Insight, 2019-2021 HR-V, 2018-2020 Fit, 2020-2022 CR-V Hybrid, 2017-2022 CR-V, 2017-2018, 2021 Civic Type R, 2017-2021 Civic hatchback, 2016-2020 Civic coupe, 2016-2022 Civic, 2017-2022 Accord Hybrid, and 2016-2022 Accord vehicles. The front passenger seat weight sensor may crack and short circuit, which can cause the air bags to deploy unintentionally during a crash.
Safety risk
Air bags that deploy unintentionally during a crash increase the risk of injury.
Remedy
Dealers will replace the seat weight sensors, free of charge. Owner notification letters were mailed July 7, 2026. Owners may contact Honda's customer service at 1-888-234-2138. Honda's numbers for this recall are BOL, WO9, OOA, WOM, XOH, NOC, POD, BOE, UOF, POB, EOG, AOI, QO8, TOJ, DO7, and SOK. This recall expands previous NHTSA recall number 24V064. Vehicle Identification Numbers (VINs) involved in this recall will be searchable on NHTSA.gov beginning May 29, 2026.

Air Bags recall

24V-064
February 1, 2024 · Honda (American Honda Motor Co.)
Problem
Honda (American Honda Motor Co.) is recalling certain 2020-2022 Pilot, Accord, Civic sedan, HR-V, Odyssey, 2020 Civic coupe, Fit, 2021-2022 Civic hatchback, 2021 Civic Type R, Insight, 2020-2021 CR-V, CR-V Hybrid, Passport, Ridgeline, Accord Hybrid, 2020 Acura MDX, 2022 Acura MDX, 2020-2022 Acura RDX, and 2020-2021 Acura TLX vehicles. The front passenger seat weight sensor may crack and short circuit, failing to suppress the air bag as intended.
Safety risk
An air bag that deploys unintentionally during a crash can increase the risk of injury.
Remedy
Dealers will replace the seat weight sensors, free of charge. Owner notification letters were mailed March 28, 2024. This is a phased recall. Owners may contact Honda customer service at 1-888-234-2138. Honda's numbers for these recalls are XHP and VHQ.

Power Train recall

21V-939
December 2, 2021 · Honda (American Honda Motor Co.)
Problem
Honda (American Honda Motor Co.) is recalling certain 2021 Acura RDX and 2022 CR-V Hybrid vehicles. A component in the right or left front driveshaft may have been improperly heat-treated, which could result in driveshaft failure.
Safety risk
Driveshaft failure can cause a sudden loss of drive power, or cause the vehicle to roll away when parked if the parking brake is not applied. Either condition can increase the risk of a crash or injury.
Remedy
Dealers will replace the right or left front driveshaft as necessary, free of charge. Owner notification letters were mailed January 24, 2022. Owners may contact Honda customer service 1-888-234-2138. Honda's numbers for this recall are BBY, NBW, and OBX.

2021 Acura RDX owner complaints

118 complaints filed with NHTSA, including 3 crashes, 0 fires, 1 injury and 0 deaths.

Problems by component

Unknown or Other31
Engine24
Service Brakes15
Power Train13
Air Bags11
Visibility/Wiper10
Electrical System10
Structure10
Vehicle Speed Control7
Forward Collision Avoidance6

Recent complaints

October 29, 2026Engine

My 2021 Acura RDX A-Spec AWD had approximately 89,000 miles when this incident occurred on [October 23rd] on I-10 in Tempe Arizona]. My wife was driving when the vehicle displayed emissions and brake-system warnings, lost power and slowed unexpectedly. She was unable to restart it at that time. The unexpected loss of power in freeway traffic created a safety concern. I was subsequently able to drive the vehicle to the dealership. Acura of Tempe inspected the vehicle. Its written diagnosis reported an “ENGINE TEMP HIGH” warning, misfires after the vehicle had been sitting, an empty coolant reservoir and low radiator coolant. The dealer diagnosed a head gasket leaking coolant into a cylinder a

October 21, 2026Seat Belts

The contact owns a 2021 Acura RDX. The contact stated that the front passenger’s side seat belt retractor failed to retract as needed. The vehicle was taken to a dealer and was inspected and repaired. The failure mileage was 42,000

October 12, 2026Visibility/Wiper

Rear window shattered spontaneously twice. 9/12/24 & 10/11/26

October 7, 2026EngineFuel/Propulsion System

2021 Acura RDX has cold start, uses coolant and will stumble, limp mode approaching 2000 RPM. Vehicle will flash check engine light and then will go away when vehicle is restarted. Using search criteria noted TSB issued for same make model and year with an extended warranty being offered through TSB, 10 year 150,000 miles. Vehicle has 103,000 miles. Dealer is stating no TSB for this VIN, however the number one issue noted through internet searches and this database.

October 1, 2026Unknown or Other

Acura Sunnyside in New Hampshire denied to repair my recall on my 2021 Acura RDX.

2021 Acura RDX crash test ratings

VersionOverallFrontalSideRollover
2021 Acura RDX SUV AWD★★★★★★★★★★★★★★★★★★★★

Driver aids on the tested 2021 Acura RDX: electronic stability control standard, forward collision warning standard, lane departure warning standard. Rollover risk: 15.0%.

2021 Acura RDX recall FAQ

Does the 2021 Acura RDX have any recalls?

Yes. NHTSA lists 3 safety recalls for the 2021 Acura RDX. The most recent, filed May 22, 2026, concerns the air bags.

What are the most common 2021 Acura RDX problems?

Owners have filed 118 complaints with NHTSA. The most reported area is unknown or other (31 reports), followed by engine.

Is the 2021 Acura RDX safe?

The 2021 Acura RDX earned up to a 5-star overall safety rating in NHTSA’s New Car Assessment Program crash tests.

How do I get a recall fixed on my 2021 Acura RDX?

Contact any authorized Acura dealer. Recall repairs are free, even if you are not the original owner or the warranty has expired.