I don't have the manual for the Gryphon for 2003's, and I've never reset mine since I don't monitor it (I can get it on my dashboard display). The manual for 2004-2008 simply says to hit [Enter] twice in rapid succession to reset.
If that doesn't work, I have no ideas for you.
- 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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