I also have a Nuvi 2565. Would that work ?
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NAV3 3F F0 FB 19 EC F5 06 09 41 3F 94 B8 03 66...
NAV4 -nav4- 40 87 98 7B E2 82 42 7A D1 62 83...
nav3 no asr C0 02 8D 79 EF FD 19 34 55 0B 7C...
F7 A2 9A 4E 89 94 68 74 9E 8D 61 58 DC FC AA 8F...
City Navigator North America NT...
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