E397 - APR Key Explained: GPS Approach & Autopilot Errors to Avoid with DPE Jim Pitman

Max talks with airline pilot and Designated Pilot Examiner (DPE) Jim Pitman to clear up a persistent avionics myth: that pressing the APR (Approach) key activates a GPS approach. In reality, APR is part of the automatic flight control system (AFCS)—not the GPS navigator. Its function is to arm the flight director's lateral and vertical capture modes so the autopilot (if engaged) can follow the approach path. You can also view a video version of this episode. Just look on the page for August 15, 2025 video. And while you're on that page, please sign up to support the show.

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