2021 Acura Rdx Safety Report

2021 Acura RDX: Strong crash ratings, but concerning reports of spontaneous glass shattering, powertrain issues, and ADAS malfunctions.

98Complaints
2Recalls
★★★★★Safety Rating
65/100Reliability Score
2Crash Reports
1Injuries
Most reported components: Unknown Or Other (19)Visibility/Wiper (8)Service Brakes (8)Air Bags (6)Visibility (5)Structure,Unknown Or Other (5)Structure (4)Engine (4)Electrical System (3)Vehicle Speed Control,Engine,Fuel/Propulsion System (3)

AI Safety Analysis for the 2021 Acura Rdx

The 2021 Acura RDX presents a mixed safety picture. While it boasts excellent crash test performance with a 5-star overall NHTSA safety rating, including 5 stars for side impact and 4 stars for frontal and rollover, its complaint data reveals several concerning patterns. With 98 total complaints, including 2 crashes and 1 injury, there are notable issues beyond typical wear and tear. A significant number of complaints (19) fall under 'UNKNOWN OR OTHER,' suggesting a variety of less categorized problems, but specific patterns emerge in other areas. Common complaint patterns include spontaneous shattering of rear windows and panoramic sunroofs, with multiple reports describing these events occurring while the vehicle was parked or after closing a door, without external impact. This suggests a potential structural or manufacturing defect. Additionally, there are reports of transmission/transfer case failures, unintended acceleration, and various electrical system malfunctions, including infotainment system failures and issues with advanced driver-assistance systems (ADAS) like Lane Keeping Assist and Collision Mitigation Braking System. These issues, particularly those affecting braking and steering, pose direct safety risks. The vehicle has two recalls. One addresses a potential issue with the AIR BAGS:SENSOR:OCCUPANT CLASSIFICATION:FRONT PASSENGER, which could lead to unintentional airbag deployment and increased injury risk. The second recall pertains to the POWER TRAIN:DRIVELINE:DRIVESHAFT, where improper heat treatment could cause a sudden loss of drive power or vehicle rollaway. The presence of these recalls, combined with the recurring complaints about structural integrity (shattering glass) and powertrain issues (transfer case leaks, unintended acceleration), indicates areas where the vehicle's reliability and safety could be compromised despite its strong crash test scores.

Reliability Score

The 2021 Acura Rdx receives a reliability score of 65 out of 100 based on analysis of NHTSA complaint data, recall history, crash reports, and safety ratings. This indicates average reliability — some notable concerns exist that prospective buyers should be aware of.

Known Issues for the 2021 Acura Rdx

The following issues have been identified from NHTSA complaint data and owner reports for the 2021 Acura Rdx:

IssueSeverityFrequencyTypical Mileage
Spontaneous Rear Window/Sunroof Shattering
Multiple reports of rear windows and panoramic sunroofs shattering spontaneously without impact, often while parked or after closing a door. This is a significant safety concern due to flying glass and potential structural defect.
High Common unknown miles
Transfer Case/Transmission Failure
Reports of transfer case leaks and complete failure requiring replacement, indicating a potential powertrain durability issue.
High Occasional unknown miles
Unintended Acceleration
Isolated reports of the vehicle surging forward while stopped or braking, posing a severe crash risk.
High Rare unknown miles
Air Bag Sensor Recall (24v064000)
Recall for occupant classification system sensor, potentially leading to unintentional airbag deployment. Owners report parts unavailability for repair.
High Common all miles
Driveshaft Recall (21v889000)
Recall for improperly heat-treated driveshaft component, risking sudden loss of drive power or vehicle rollaway.
High Common all miles
Infotainment System Malfunctions
Screen going blank or system failing, causing driver distraction.
Medium Occasional unknown miles
Adas System Failures
Errors with Lane Keeping Assist, Collision Mitigation Braking System, and Road Departure Mitigation System, sometimes leading to loss of power steering.
High Occasional unknown miles

Common Problems Reported by Owners

Based on NHTSA complaint data, the following components account for the majority of reported issues with the 2021 Acura Rdx:

Unknown Or Other 19% of complaints

A significant portion of complaints fall into a general 'UNKNOWN OR OTHER' category, indicating a variety of less specific issues.

Visibility/Wiper 8% of complaints

Includes issues related to visibility, such as the spontaneous shattering of rear windows and panoramic sunroofs.

Service Brakes 8% of complaints

Reports of brakes slipping, juddering, or unintended acceleration while braking.

Air Bags 6% of complaints

Complaints related to the airbag system, including the active recall for the occupant classification sensor.

Structure,Unknown Or Other 5% of complaints

Further complaints related to the vehicle's structure, likely encompassing the glass shattering issues.

Engine 4% of complaints

Reports of engine issues, including random slowing down while accelerating.

Electrical System 3% of complaints

Issues such as blinking headlights, instrument panel lights, and body control module malfunctions.

Power Train 3% of complaints

Complaints related to the powertrain, including transfer case leaks and the driveshaft recall.

Frequently Asked Questions About the 2021 Acura Rdx

Is the 2021 Acura RDX safe?

Based on NHTSA data, the 2021 Acura RDX received excellent crash test ratings, including a 5-star overall safety rating. However, it has 98 complaints, 2 recalls, and reports of serious issues like spontaneous glass shattering, transfer case failures, and unintended acceleration, which raise concerns about its overall reliability and long-term safety.

What are common problems with the 2021 Acura RDX?

The most reported issues for the 2021 Acura RDX include spontaneous shattering of rear windows and panoramic sunroofs, transfer case leaks and failures, various electrical system malfunctions (including infotainment and ADAS), and brake-related problems like slipping or unintended acceleration. There are also two active recalls for airbag sensors and driveshaft components.

Are there any recalls for the 2021 Acura RDX?

Yes, the 2021 Acura RDX has two recalls. One (NHTSA Campaign Number: 24V064000) is for the AIR BAGS:SENSOR:OCCUPANT CLASSIFICATION:FRONT PASSENGER, which could lead to unintentional airbag deployment. The other (NHTSA Campaign Number: 21V889000) is for the POWER TRAIN:DRIVELINE:DRIVESHAFT, where improper heat treatment could cause a sudden loss of drive power or vehicle rollaway.

How does the 2021 Acura RDX perform in crash tests?

The 2021 Acura RDX performed very well in NHTSA crash tests, achieving a 5-star overall safety rating. It received 4 stars for frontal crash and rollover, and a perfect 5 stars for side crash protection.

Should I be concerned about the glass shattering issues?

Yes, the numerous reports of spontaneous rear window and panoramic sunroof shattering are a significant concern. This issue, occurring without external impact, suggests a potential manufacturing or structural defect and poses a safety risk due to flying glass and compromised vehicle integrity. It's a recurring pattern in owner complaints.

Buyer Advice

Our recommendation: While the 2021 Acura RDX has strong crash test ratings, potential buyers should be aware of recurring issues like spontaneous glass shattering, powertrain problems, and active recalls. Thoroughly inspect the vehicle's service history, ensure all recalls are addressed, and consider an extended warranty for peace of mind.

NHTSA Data Summary for 2021 Acura Rdx

This safety report is based on a comprehensive analysis of data from the National Highway Traffic Safety Administration (NHTSA) for the 2021 Acura Rdx. The data includes 98 consumer complaints filed by vehicle owners, 2 manufacturer-initiated safety recalls, 2 reported crashes, 1 reported injuries, and safety rating assessments associated with this vehicle.

The NHTSA has assigned the 2021 Acura Rdx an overall safety rating of 5 out of 5 stars, with a frontal crash rating of 4 stars, a side crash rating of 5 stars, and a rollover rating of 4 stars. These ratings are determined through controlled crash testing conducted by the NHTSA.

All data presented in this report is sourced from public NHTSA databases. Our AI analysis identifies patterns across complaint narratives, correlates them with recall history, and produces the safety assessment above. This analysis is updated as new complaints and recalls are filed with the NHTSA.

Consumers are encouraged to report vehicle safety problems to the NHTSA at nhtsa.gov. If your vehicle is subject to a recall, contact your dealer to schedule the free repair.