Fixing your t56 reverse lockout solenoid for good

If you've ever found yourself fighting to get into gear at a stoplight, you've likely encountered the t56 reverse lockout solenoid and its stubborn refusal to let you in. It's one of those parts that most people don't even think about until they're doing a transmission swap or until the thing suddenly stops working. When it works, you don't notice it. When it fails, you're either stuck using two hands to shove the shifter into reverse, or worse, you're accidentally grinding gears while trying to find fifth on the highway. ...

February 15, 2026 · 7 min · Sufi Wozniak