2021 Acura RDX Lane departure Problems
- Complaints
- 1about this part
- Share
- 1%of 118 total for the year
- Median mileage
- —not reported
- Trend
- Not enough dataFewer than 15 complaints, too few for a reliable trend.
NHTSA recorded 1 complaints about the lane departure of the 2021 Acura RDX, 1% of the 118 complaints for this model year.
Fewer than 15 complaints name this part, so treat the figures as a rough indication only.
Example complaints
Selected from NHTSA records; personal details are removed. They are consumer reports, not findings.
“At start up, my car displayed 4 errors: Lane Keeping Assist System, Collision Mitigation Braking System, Road Departure Mitigation System, and Electric Power Steering. As a result, my car could not steer and had to get it towed to the dealership.”
NHTSA complaint #11667398, filed 2025-06Lane departure: other model years
Other parts of the 2021 Acura RDX
31 complaintsEngine
24 complaintsBrakes
16 complaintsVisibility (wipers, defrost, mirrors)
15 complaintsTransmission and drivetrain
13 complaintsAir bags
11 complaintsElectrical system
10 complaintsBody and structure
10 complaintsVehicle speed control
7 complaintsForward collision avoidance
6 complaintsSeats
6 complaintsFuel system
5 complaints
← All problems reported for the 2021 Acura RDX
About this data. Data from NHTSA (ODI) complaints, recalls, TSBs and investigations, updated Oct 31, 2026. Complaints are unverified consumer reports and may be duplicated or inaccurate.
To check a specific vehicle for open recalls, use its VIN at nhtsa.gov/recalls. Methodology