NHTSA Owner Complaint Log
This page lists owner-reported complaints filed with NHTSA for the 2011 Acura MDX. Complaints are unverified consumer reports submitted to NHTSA and do not by themselves prove a defect or defect rate.
Data synced from NHTSA on May 4, 2026
WHILE DRIVING THE FRONT WHEEL BEARING OR TRANSMISSION IS MAKING NOISES, LIKE WHINING, DRONING, OR HUMMING. I HAD THE FRONT HUBS AND BEARINGS REPLACED WITH NEW OEM HUBS AND BEARINGS. THE NOISE HAS CONTINUED!!!
THE REAR LIFT GATE WILL OPEN USING THE AUTOMATIC DOOR OPENER, BUT ONCE OPEN IT WILL NOT STAY OPEN. IN MY CASE, I OPENED THE REAR DOOR, BUT WHEN I WENT TO GET SOMETHING FROM THE BACK OF THE VEHICLE, THE DOOR CAME DOWN ON MY HEAD. NOT ONLY IS THIS DISAPPOINTING TO HAVE THIS ISSUE IN A CAR WITH LESS THAN 40,000 MILES, BUT IT IS ALSO VERY DANGEROUS.
TL* THE CONTACT OWNS A 2011 ACURA MDX. WHILE DRIVING AT APPROXIMATELY 15 MPH, THE PASSENGER SIDE CONTROL ARM SEPARATED FROM THE BOLT. THE VEHICLE WAS TAKEN TO THE DEALER WHO DIAGNOSED THAT THE PASSENGER SIDE CONTROL ARM AND THE KNUCKLE NEEDED TO BE REPLACED. THE VEHICLE WAS NOT REPAIRED. THE MANUFACTURER WAS MADE AWARE OF THE FAILURE. THE APPROXIMATE FAILURE MILEAGE WAS 29,000.
TL* THE CONTACT OWNS A 2011 ACURA MDX. THE CONTACT STATED THAT WHILE DRIVING 60 MPH, THE VEHICLE STALLED WITHOUT WARNING. THE VEHICLE WAS TAKEN TO THE DEALER. THE TECHNICIAN DIAGNOSED THAT THE FUEL PUMP WAS DEFECTIVE AND NEEDED TO BE REPLACED. THE VEHICLE WAS NOT REPAIRED. THE MANUFACTURER WAS MADE AWARE OF THE FAILURE. THE FAILURE AND CURRENT MILEAGE WAS 38,000.
OUR IGNITION TURNED OFF WHILE DRIVING. THE SWITCHBLADE KEY WAS ENGAGED. WE WERE ABLE TO STEER THE CAR AND PULL OFF TO THE SIDE OF THE HIGHWAY. WE TOOK EVERYTHING OFF THE KEY RING AND RESTARTED THE IGNITION. THE SWITCH BLADE KEY MECHANISM APPEARS TO HAVE STARTED TO BEND OVER TIME. I AM CONCERNED THE IGNITION MAY HAVE THE SAME PROBLEM AS THE CHEVY CARS. *JS
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
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
WHILE PARKING, THE CAR SUDDENLY ACCELERATED AS IF THE ACCELERATOR WAS FLOORED, AND THE CAR ONLY CAME TO A STOP AFTER HITTING A BLOCK WALL. THE ENGINE CONTINUED TO REV UNTIL THE CAR WAS PUT INTO PARK AND THE ENGINE TURNED OFF. I COULD HEAR THE TIRE SCREECHING LIKE "BURNING RUBBER" WHEN IT ACCELERATED. PRIOR TO THIS INCIDENT, I'VE BEEN EXPERIENCING THE CAR LURCH FORWARD WHILE DRIVING FOR THE PAST 2 WEEKS. BUT IT WAS HARD TO REPRODUCE, AND I WAS IN THE PROCESS OF TRYING TO FIGURE OUT WHEN AND HOW IT HAPPENS. *TR
TL* THE CONTACT OWNS A 2011 ACURA MDX. THE CONTACT ATTEMPTED TO PARK HER VEHICLE, BUT WHEN SHE DEPRESSED THE BRAKE PEDAL, THE VEHICLE ACCELERATED AND CRASHED INTO HER HOME. THE RPMS CONTINUED TO INCREASE UNTIL SHE ENGAGED THE EMERGENCY BRAKE AND TURNED THE VEHICLE OFF. THE CONTACT SUSTAINED MINOR CUTS AND BRUISES BUT THE VEHICLE WAS NOT DESTROYED. THE VEHICLE WAS TOWED TO THE DEALER FOR INSPECTION BUT THEY COULD NOT DIAGNOSE THE CAUSE OF FAILURE. THE MANUFACTURER WAS NOTIFIED OF THE FAILURE. THE FAILURE MILEAGE WAS 20,000. THE VIN WAS UNAVAILABLE.
AT NIGHT TIME, THE BACKUP REAR CAMERA IS USELESS DUE TO INSUFFICIENT LIGHTING PROVIDED BY THE ORIGINAL EQUIPMENT. *TR
ON AN UNOBSTRUCTED ROAD NO TRAFFIC IN FRONT THE VEHICLE WILL APPLY BRAKES, ACTIVATE SEAT BELT RESTRAINS AND SIGNAL THAT AN OBJECT IS IN FRONT WHEN THERE IS NOTHING. IT IS TRIGGERED BY ROAD REPAIRS STEEL PLATES. DEALER SERVICE WAS ABLE TO REPRODUCE BUT CLAIMS THIS IS NORMAL AS PER MFG TECHNICAL DEPARTMENT. THIS IS NOT OUR FIRST VEHICLE WITH COLLISION AVOIDANCE SYSTEM THE OTHER VEHICLE DOES NOT GETS THESE ERROR MESSAGES UNDER WET OR ICY/SNOW CONDITIONS THIS COULD BE VERY DANGEROUS. *TR
I WAS STOPPED AT A STOP LIGHT WHEN A PICK UP TRUCK HIT MY CAR FROM BEHIND. I WAS WEARING MY SEATBELT AND MY SEAT WAS POSITIONED AT AN APPROPRIATE DISTANCE FROM THE STEERING WHEEL. AFTER MY HEAD FIRST HIT THE HEADREST FROM THE INITIAL IMPACT, MY HEAD FLEW FORWARD AND HIT THE STEERING WHEEL. I HAD A BUMP ON MY FOREHEAD AND A HEADACHE AFTERWARD (FOLLOWED BY A BLACK EYE THE NEXT DAY). FORTUNATELY, A CAT SCAN CONFIRMED THAT MY INJURY WAS NOT SERIOUS. BECAUSE I WAS CONCERNED ABOUT WHETHER MY SEATBELT WAS WORKING OR NOT, I TOOK MY ACURA TO MY LOCAL ACURA DEALER TO HAVE THE SEATBELTS CHECKED. THEY TOLD ME THAT MY SEATBELTS WERE WORKING AS THEY SHOULD. I AM STILL CONCERNED, HOWEVER, ABOUT MY SEATBELT'S RELIABILITY IN A COLLISION. I CAN'T SAY WHETHER OR NOT MY SEATBELT LOCKED AT SOME POINT DURING MY ACCIDENT BECAUSE IT HAPPENED SO QUICKLY AND UNEXPECTEDLY THAT I, FRANKLY, DON'T REMEMBER. BUT I DO KNOW THAT IT DIDN'T KEEP ME FROM HITTING MY STEERING WHEEL. *TR
WHILE DRIVING ON HIGHWAY THE CAR THE BEGAN SHAKING FOLLOWED BY A BOOMING SOUND- SIMILAR TO A TIRE EXPLOSION - AND EVENTUALLY TIRES LOCKED UP CAUSING VEHICLE TO SKID. DEALER REPAIR SHOP DIAGNOSED AS A "REAR DIFFERENTIAL FAILURE" AND REPAIRED. HOWEVER, TWO DAYS AFTER THE REPAIR, THE PROBLEM MANIFESTED AGAIN, THIS TIME THERE WAS NO "SHAKING" AND WHEELS SEEMED TO LOCK UP WHILE DRIVING AT 40 MPH CAUSING DRIVER TO LOSE CONTROL AND CAR TO SKID. *JB
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.
VOLPE TECH REFRESH TEST
WHILE LEAVING A PARKING LOT AND COMING TO A STOP PRIOR TO ENTERING TRAFFIC, THE CAR LURCHED FORWARD WHILE BRAKING. THIS HAS OCCURRED 3 ADDITIONAL TIMES SINCE THAT INITIAL EPISODE. CONCURRENTLY, THE TRANSMISSION BEGAN TO SHIFT ROUGHLY. I EXPERIENCED "MICRO LURCHES" WHILE ACCELERATING AND DECELERATING; UNDER 40MPH. THESE LURCHES WHILE SHIFTING ARE NOT PRESENT WHEN SPEEDS EXCEED 55 MPH. THE ACURA DEALER INITIALLY INDICATED THERE WERE NO PROBLEMS AS NO COMPUTER ANOMALIES WERE DETECTED. AFTER MULTIPLE COMPLAINTS, ACURA SENT A TECHNICIAN TO INVESTIGATE. HE EXPERIENCED THE "MICRO-LURCHES" ON A TEST DRIVE WITH ME AND AFTER CONSULTATION WITH ACURA, AGREED TO REPLACE THE TORQUE CONVERTER. HOWEVER, THEY MAINTAIN THAT THERE IS NO COMPUTER DATA TO EXPLAIN THE UNANTICIPATED ACCELERATIONS I EXPERIENCED AND THEREFORE ACURA DOES NOT ACKNOWLEDGE THAT THERE IS A PROBLEM. I BELIEVE THAT THESE INTERMITTENT EPISODES OF UNANTICIPATED ACCELERATIONS REPRESENT A SAFETY PROBLEM. DURING MY LAST CONVERSATION WITH ACURA (800382-2238 X 115185), I WAS INFORMED THAT THERE WAS NOTHING FURTHER THEY PLAN TO DO. I INDICATED THAT I WOULD BE FILING A COMPLAINT WITH THE NHTSA. *TR
I LEASE A 20111 ACURA SUV MDX VEHICLE FROM THE KAREN BRADLEY DEALERSHIP IN WOOD BRIDGE VIRGINIA ON THE 15 JULY 2011. AFTER PICKING UP THE VEHICLE, WHILE DRIVING ON MY WAY HOME I FELT VIBRATION IN THE STEERING WHEEL AND THE STEERING WHEEL FELT LOOSE. I CALLED THE SALES PERSON TO REPORT THE MATTER HE TOLD ME TO BRING THE VEHICLE IN THE NEXT DAY 16 JULY 2011 TEST DRIVE ANOTHER NEW MDX AND COMPARE IT TO MINE, I DID SO AND IT DID NOT HAVE ANY VIBRATION NOR WAS THE STEERING WHEEL LOOOSE. THE SERVICE PERSON CHECKED THE TIRE PRESSURE ON MY VEHICLE AND SAID THERE YOU GO IT IS GOOD/FIX NOW. THE PROBLEM WAS NOT FIXED. I CALLED THE SALES PERSON AGAIN TO INFORM HIM THAT THE PROBLEM WAS NOT FIXED HE SAID THAT IT WAS TOO LATE THE SERVICE SHOP IS CLOSED AND WILL NOT BE OPENED UNTIL MONDAY 18 JULY 2011. HE TOLD ME TO BRING THE VEHICLE IN ON THE 18 JULY 2011. I TOOK THE VEHICLE IN ON 18 JULY 2011 THEY DID THE REPAIR AND SAID IT IS FIXED UNFORTUNATELY THE PROBLEM WAS NOT FIXED. I TOOK THE VEHICLE IN ON 19 JULY 2011 THIS IS THE THIRD TIME THEY DID THE REPAIR AND SAID IT IS FIXED UNFORTUNATELY THE PROBLEM WAS NOT FIXED. THEY TOLD ME THEY NEED MORE TIME TO ASSESS THE VEHICLE AND DO THE REPAIR. THEY ASKED ME TO BRING THE VEHICLE IN ON 23 JULY 2011, THIS IS THE FOURTH TIME. THEY GAVE ME THE MOST DISGUSTING UNSAFE VEHICLE TO DRIVE AS A LOANER VEHICLE WHILE FIXING MY VEHICLE. THEY KEPT THE VEHICLE UNTIL THE 28 JULY 2011. ON THE 28 JULY 2011 THEY CALLED ME TO COME AND PICKED UP MY VEHICLE AND TOLD ME THAT THE PROBLEM WAS FIXED. THE PROBLEM IS NOT FIXED I MADE SEVERAL ATTEMPTS TO CONTACT THE SALES PERSON AND THE SERVICE PERSON; I ALSO SEND THE SALES PERSON SEVERAL TEXTS MESSAGES NEITHER OF THEM RETURNED MY CALL. MY FAMILY AND I ARE IN FEAR, TRAUMATIZED, AND AFRAID TO USE AND RIDE IN THIS VEHICLE THIS IS A SAFETY ISSUE AND I AM REQUESTING THAT THE VEHICLE BE EXCHANGE OR MY MONEY BACK. *TR
TL* THE CONTACT OWNS A 2011 ACURA MDX. THE CONTACT STATED THAT THE SEATS WERE MADE WITH A DEFECTIVE LEATHER MATERIAL. AS A RESULT, A STRONG CHEMICAL ODOR WAS BEING RELEASED INTO THE VEHICLE. THE CONTACT SUFFERED FROM HEADACHES AND RASHES DUE TO THE ODOR. THE VEHICLE WAS TAKEN TO AN AUTHORIZED DEALER WHERE THE CONTACT WAS INFORMED THAT THE ODOR WAS DUE TO THE VEHICLE BEING NEW. THE CONTACT WAS ALSO INFORMED THAT THE ODOR WOULD NO LONGER PERSIST AFTER A FEW WEEKS. THE FAILURE AND THE CURRENT MILEAGES WERE 500. THE VIN WAS UNAVAILABLE.
I HAVE THE TECHNOLOGY PACKAGE WHICH INCLUDES A MONITOR ABOVE THE DASHBOARD FOR NAVIGATION AND REAR VIEW. THE REVERSE CAMERA FOR THIS VEHICLE DOES NOT PROVIDE ADEQUATE VISIBILITY AT NIGHT. I PREVIOUSLY OWNED A 2004 MDX AND THE REAR VIEW CAMERA WORKED WELL. OTHER CARS I'VE BEEN SEEN ALSO ALLOW THE DRIVER TO SEE CLEARLY THROUGH THE REVERSE CAMERA IN THE DARK. I'VE BEEN TO THE DEALER TWICE ON THIS MATTER AND HAVE BEEN TOLD THAT THIS IS THE WAY THE CAMERA WAS MANUFACTURED. I WAS TOLD THAT MANY OTHER OWNERS HAVE ALSO COMPLAINED. *TR
WE ARE CURRENTLY LEASING A 2011 ACURA MDX AND ARE EXPERIENCING A PINGING OR ENGINE KNOCK AT LOWER RPM. I HAD A SERVICE TECHNICIAN TEST DRIVE THE CAR AND HE RECOGNIZED THE NOISE AND STATED THAT ACURA IS AWARE OF THE PROBLEM BUT DOES NOT HAVE A FIX FOR THE PROBLEM. WHEN I ASKED IF THERE WAS POTENTIAL DAMAGE HAPPENING TO THE ENGINE, I WAS TOLD NOT TO BE CONCERNED. WEEKS AND MONTHS LATER THE NOISE IS STILL APPARENT "SOUNDS LIKE A DIESEL TRUCK" AND I AM BEGINNING TO FEEL A LACK OF POWER. I CONTACTED ACURA CUSTOMER SERVICE DIRECTLY AND I SPOKE TO A CUSTOMER SERVICE REPRESENTATIVE AT ACURA THAT TOLD ME THEY ARE AWARE OF THE PROBLEM BUT THERE IS STILL NO FIX FROM THEIR ENGINEERS. I AM REPORTING THIS ISSUE TO HOPEFULLY GAIN SOME TRACTION FOR THE ACURA ENGINEERS TO FOCUS THEIR EFFORTS ON CREATING A SOLUTION TO THE PROBLEM. I HAVE HAD GREAT SUCCESS WITH THE ACURA BRANDIN THE PAST. HOWEVER I AM DISAPPOINTED THAT I AM BEING TOLD THAT I HAVE TO DEAL WITH A PREMIUM SUV THAT SOUNDS LIKE A DIESEL TRUCK. *TR