I checked with Tekonsha and they have confirmed that the T-One Vehicle Wiring Harness item # TK92KR does not fit the 2024 Lexus RX 350h. I would back up Uhaul and not install the Curt Powered Tail Light Converter item # C59236 for their same reasons.
The best option is to use the ZCI Circuit Protected Vehicle Wiring Harness w/ 4-Pole Flat Trailer Connector and Installation Kit item # 119250KIT. This universal harness uses specialized clamps that do not require cutting or splicing into... view full answer...
Hey Frank, so we do have to recommend you stick with what Lexus recommends for your 2024 Lexus RX 350h in regards to installing a hitch like the Curt part # C29VV that is a fit for it but there are several people who have used this hitch to carry a bike rack like the Kuat Piston Pro part # KU76ZR without any issues. view full answer...