Oh yeah ID plates and key codes, I just went through this BS with my dads F150. MB uses a better system all you need is your vin and registration, since the dealer is 2 hours away I'd bring the title just in case they need that as well.

However the key will take a few days to get.

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1999 SL500
1969 280SE
2023 Ram 1500
2007 Tiara 3200