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What 70 owners told NHTSA about the 2011 Acura MDX Sport Hybrid

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 (70)Crash / fire / injury (7)Engine (28)Transmission & drivetrain (8)Electrical system (7)Airbags (6)Speed control (4)Body & structure (3)Fuel system (3)Lights (3)Suspension (3)Visibility & wipers (3)

4 of 70 complaints match · Speed control · clear filters

Jan 10, 2017Speed control

COMING TO A STOP LIGHT AND TRYING TO STOP, THE CAR START ACCELERATING AND REACH OVER 6500RPM. I COULD NOT STOP AND PASSED THE STOP, MOVED THE GEAR ON NEUTRAL AND THE RPM MOVED HIGHER THE WHOLE CAR WAS SHAKING AND THOUGHT IS GOING TO EXPLODE I MOVED IT IN P AND TURNED THE KEY OFF. AFTER ONE MINUTE I DID START AND THE CAR WAS RUNNING GOOD. I AM SCARED NOT TO KILL SOMEONE. THE DEALER SAID; THEY ARE NOT AWARE OF ANY RECALL AND TO DRIVE AGAIN. IF HAPPENED AGAIN TO COME BACK TO THEM.!!! I AM AFRAID TO DRIVE THE CAR ANY MORE, PLEASE HELP.

NHTSA ODI 10944106

May 29, 2015Speed control

WHEN THE ACC IS ACTIVATED, THE DIGITAL SPEED INDICATOR IS 2-3 MPH OFF (FASTER) THAN THE NEEDLE SPEEDOMETER. I WENT TO SEVERAL ACURA DEALERS BUT THEY COULD NOT FIX IT. I WAS TOLD THAT IT IS WITHIN ACCEPTABLE MARGIN OF ERROR.

NHTSA ODI 10722257

Mar 18, 2014Fuel systemSpeed control

I HAVE NOTICED THAT WHEN UNDER HEAVY ACCELERATION (SUCH AS PASSING A CAR) I TEND TO GET A STRONG INTAKE OF MY X'S OWN EXHAUST FUMES IN THE CABIN. *TR

NHTSA ODI 10573292

Jan 31, 2014Fuel systemSpeed control

CAR EXPERIENCED UNINTENDED ACCELERATION IN A SHOPPING CENTER PARKING LOT. 4TH TIME THIS HAS OCCURRED (VERY INTERMITTENT). CAR WAS STOPPED WHILE IN DRIVE WAITING FOR TRAFFIC IN FRONT OF ME WHEN THE ENGINE STARTING REVVING...HAD TO KEEP MY FOOT DOWN ON THE BRAKE TO AVOID HITTING THE FELLOW IN FRONT OF ME. FORCED THE GEAR SHIFT BACK INTO NEUTRAL THEN REVVING SUBSIDED. TOOK CAR TO DEALERSHIP WHO THOUGHT PROBLEM MIGHT BE RELATED TO INTERMITTENT DISRUPTION BETWEEN ELECTRONIC CONTROL MASTER AND POWER CONTROL MASTER MODULES..DEALER SAID THEY "RELEARNED" THE CONNECTION BETWEEN THE TWO MODULES. *TR

NHTSA ODI 10562309

Working with the data? Download all 70 complaints as CSV · fetched from NHTSA July 20, 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 2011 Acura MDX Sport Hybrid verdict →