Just a guess: Did you unplug the Gryphon, and then, with the ignition ON, but the engine OFF, did you plug it back in after you replaced the battery?
- Jack
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2024 F150 Platinum SCrew 3.5L PowerBoost FX4, Peragon Tonneau Cover, LineX Bed, 35% Window Tint on All Sides and Rear, Full Nose Paint Protection Film, Husky Mud Guards, Lasfit Floor Liners, VIOFO Dash Cam
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