The GMC Sierra has an optional electric trailer brake controller integrated into the cabin, allowing the driver to set the relative trailer brake response.

Tech Editor Verne Simons installs a Redarc Tow-Pro Elite in a 2022 Jeep Gladiator Rubicon—and it couldn't be much easier.

Trailer brake controllers have come a long way since first being introduced. You might remember your dad, or even your dad’s dad wiring up a controller back in the day—and what a hassle it was ...

Throttle-by-wire, brake-by-wire and steer-by-wire. In the auto industry, it means using an electrical or electromechanical connection as opposed to mechanical linkages to control the vehicle's ...