Software is useless without the correct cable. The GM160 uses a connector on the rear DB-25 accessory port, not the front microphone jack.
| Component | Requirement | |-----------|-------------| | | Windows XP, 7 (32-bit) – often works on 10/11 with compatibility mode | | Programming Cable | Aftermarket (e.g., “GM160 programming cable” with USB-to-TTL or RS232 ) – original Motorola part is RKN4105A (DB9 serial) | | Radio connector | 2-pin or 6-pin Molex (depends on GM160 variant – check your radio’s accessory port) | | Ribless box? | No – GM160 uses a direct cable (no RIB box needed for most aftermarket USB cables) | motorola gm160 programming software best
the original codeplug (CPG file). This serves as a "factory restore" point if you accidentally enter a frequency or setting that causes the radio to error out. step-by-step guide on how to write your first frequency to the Software is useless without the correct cable
Toggle X-Pand™ voice compression for clearer audio in noisy environments. ⚠️ Critical Programming Tips | No – GM160 uses a direct cable