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What 75 owners told NHTSA about the 2018 Acura RDX

These are the actual owner complaints behind this car’s reliability verdict, filed with the federal government, unedited. They’re unverified reports, not confirmed defects: read them as leads for your pre-purchase inspection, not a diagnosis.

All (75)Crash / fire / injury (6)Fuel system (33)Transmission & drivetrain (12)Engine (10)Electrical system (8)Speed control (7)Brakes (4)Driver assistance (4)Body & structure (3)Airbags (2)Lane Departure (2)

4 of 75 complaints match · Brakes · clear filters

Feb 12, 2026Brakes

UNINTENDED ACCELERATION WHILE BRAKING ON MORE THAN 1 OCCASSION

NHTSA ODI 11717517

Jan 4, 2026Brakes

I have been experiencing unintended acceleration when I press on my brakes. Fortunately, there hasn't been any accidents yet but it's a very dangerous situation.

NHTSA ODI 11708677

Feb 7, 2019SteeringSpeed controlBrakesCrash

A WESTBOUND DISTRACTED DRIVER SWERVED INTO MY LANE AT A HIGH RATE OF SPEED AND MY AUTOMATIC BRAKING SYSTEM SLOWED ME TO THE POINT THAT I COULD NOT GET OUT OF THE WAY OF THE ONCOMING VEHICLE CAUSING MY VEHICLE TO ROLL OVER FOLLOWING IMPACT (SEE ATTACHED HSMV CRASH REPORT NUMBER 87263383).

NHTSA ODI 11175016

Jan 18, 2018Brakes

ANOTHER DRIVE ADVISED US THE BRAKES LIGHTS WERE NOT FUNCTIONING. DEALERS TOLD US THAT THE UNIT CAME WITHOUT A RELAY POWER FOR THE BREAK LIGHTS AND PICK ONE FROM ANOTHER CAR TO MAKE THE REPLACEMENT.

NHTSA ODI 11063617

Working with the data? Download all 75 complaints as CSV · fetched from NHTSA July 10, 2026

How to use these: a complaint is one owner’s report, filed voluntarily and published unverified. Patterns matter more than any single story. If several owners describe the same failure at similar mileage, put that system at the top of your pre-purchase inspection list. Back to the full 2018 Acura RDX verdict →