Hyundai Equus Problems: 5 Issues Every Owner Should Know
2011-2016 model years ยท 250+ owner reports ยท Updated April 2026
According to Au7o's analysis of 250+ owner reports, the 2011-2016 Hyundai Equus has 5 documented known issues, with 3 rated critical. The most serious are Rear Air Suspension Strut Leak and Compressor Failure ($800-$3,000 repair), Electronic Parking Brake Actuator Failure ($400-$1,200 repair) and Rear Air Spring Bladder Deterioration ($600-$1,200 repair). Across all issues, repair costs range from $100 to $3,000. DIY maintenance guides at au7o.io.