The functions of the Central Locking system is the same as those on the E46 (3 series). The GM5RD is the master control unit for the central locking system, and all requests are processed through the GM5RD.
Central Locking
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The functions of the Central Locking system is the same as those on the E46 (3 series). The GM5RD is the master control unit for the central locking system, and all requests are processed through the GM5RD.