2012 Hyundai Equus

The defect

Hyundai Motor America (Hyundai) is recalling certain model year 2012 Genesis vehicles manufactured August 1, 2011, to April 30, 2012, and 2011-2013 Equus vehicles manufactured July 10, 2011, to June 12, 2012. The windshield wiper motor cover seal on the affected vehicles may degrade allowing corrosion on the wiper motor's circuit board. The corrosion can cause intermittent or total loss of wiper function.

The risk

Inoperative wipers during inclement weather can decrease driver visibility, increasing the risk of a crash.

The remedy

Hyundai will notify owners, and dealers will replace the wiper motor cover and seal, free of charge. The recall began on April 22, 2016. Owners may contact Hyundai customer service at 1-800-633-5151. Hyundai's number for this recall is 140.

Hyundai Motor America · up to 18,700 vehicles across all model years covered

I am writing to log an immediate emergency update to my vehicle safety report regarding my 2012 Hyundai Equus Signature 5.0L. On Friday afternoon, July 10, 2026, Hyundai Motor America’s corporate office formally initiated a high-level Tier-2 supervisor review to investigate the severe powertrain safety hazard currently present on my vehicle—specifically, a catastrophic internal rupture of the transmission fluid cooler loop that has cross-contaminated and flooded my engine block infrastructure and main radiator with high-velocity metallic shrapnel. However, today, Saturday, July 11, 2026, the servicing franchise dealership, Patrick Hyundai, issued an immediate verbal denial of all goodwill …

NHTSA complaint 11749721, quoted in part. Filed by an owner and not verified by NHTSA or by us.

I am reporting a severe vehicle safety hazard involving a sudden loss of motive power and extreme thermal failure on my 2012 Hyundai Equus Signature 5.0L. In July 2022, at 88,845 miles, an authorized Hyundai dealership replaced the transmission under a factory warranty event. Rather than replacing the transmission oil cooler assembly—which was contaminated with heavy metal shrapnel from the original mechanical breakdown—the servicing dealer chose to only flush the lines, creating a latent fluid restriction. After approximately 18,000 miles of operation, this restriction completely choked the transmission fluid pressure loop. The extreme thermal stress and back-pressure caused the internal …

NHTSA complaint 11749120, quoted in part. Filed by an owner and not verified by NHTSA or by us.

I was driving on the highway and my transmission due to a failed transmission service done to my vehicle caused my vehicle’s transmission to overheat a blowout my transmission cooler and mix coolant and transmission fluid unknown to me because of a clogged transmission cooler line improperly flushed instead of replaced by the Patrick Hyundai dealership there could’ve been and electrical fire or a crash due to these things.

NHTSA complaint 11748611. Filed by an owner and not verified by NHTSA or by us.

108,516 miles

FROM THE DESK OF LMI'S EXECUTIVE DIRECTOR: [XXX] I PURCHASED 2012 EQUUS ON MARCH 7, 2012 WITH 108,216 MILES. THE CARS SUSPENSION STARTED GOING BAD AS OF LAST WEEK. I BROUGHT THE CAR BACK ON MARCH 20, 2020 TO HAVE A MIRROR REPLACED AND TO DISCUSS THE SUSPENSION PROBLEM. IT?S BEEN OVER A WEEK AND TODAY THEM AFTER A 45 MINUTE DRIVE I WAS TOLD THEY HAD THE WRONG MIRROR...EVEN THOUGH I SPOKE WITH THE SERVICE PERSON ([XXX]) AND HE ASSURED ME EVERYTHING WAS IN ORDER AND HE EVEN SCHEDULED AN APPOINTMENT FOR THEM TO REPLACE THE MIRROR. WHILE I WAS THERE I SHOWED [XXX] THE SUSPENSION AND I WAS REFERRED TO THE SALES MANAGER. TALK TO THE SALES MANAGER AND HE SHOWED NO CONCERN...THE SALES MANAGER GAVE …

NHTSA complaint 11318847, quoted in part. Filed by an owner and not verified by NHTSA or by us.

41,000 miles

TL* THE CONTACT OWNS A 2012 HYUNDAI EQUUS. WHILE DRIVING AT VARIOUS SPEEDS, THE VEHICLE JOLTED CONTINUOUSLY AND SHIFTED INDEPENDENTLY INTO ANOTHER GEAR. THE VEHICLE WAS NOT DIAGNOSED OR REPAIRED. THE MANUFACTURER WAS NOT NOTIFIED OF THE FAILURE. THE APPROXIMATE FAILURE MILEAGE WAS 41,000.

NHTSA complaint 10692893. Filed by an owner and not verified by NHTSA or by us.