Hybrid Nav disc for 07 GS350
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Driver School Candidate
Joined: Apr 2003
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From: California
Hybrid Nav disc for 07 GS350
Anyone know if I can use LOADING.KWI file from V4.2 with V6.1 on my 2007 GS350? I did search the forum but only found 5G firmware will not work on 4G Nav but don't know if it works the other way around. Any help appreciated. Thanks.
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