Toyota Grand Highlander Problems: 5 Issues Every Owner Should Know
2024-2026 model years Β· 330+ owner reports Β· Updated April 2026
According to Au7o's analysis of 330+ owner reports, the 2024-2026 Toyota Grand Highlander has 5 documented known issues, with 1 rated critical. The most serious is Phantom Automatic Emergency Braking Activation ($0-$500 repair). The most commonly reported issue is 8-Speed Automatic Harsh Shifting and Torque Converter Shudder with 175 owner reports. Across all issues, repair costs range from $0 to $2,800. DIY maintenance guides at au7o.io.