They won’t because the BCM is not configured for Trailer Surround View, it’s configured for Auxiliary trailer cameras. They’re not going to change that after the fact.
Every single 2025 Tungsten I search for sale that has the Towing Technology Group, there is AUX 1 and AUX 2 camera keys in the radio pics. Not a single one has the Trailer Surround View key in place of AUX 1.
Some of the earlier build window stickers show the trailer surround view camera system as a line item under the towing technology group, but most newer build window stickers that line item isn’t there anymore. It’s almost as if they’re scrubbing this feature as “listed by mistake”, just like they did with the animated lighting feature on the Laramie and rebels.
So, I wouldn’t count on hearing about this feature from them anymore.
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What is the diameter of the coax connection inside your single port on the number next to the 12-way trailer connector?
Based on the camera part number that the 2025 digital rear view mirror uses, the 2022 HD Ram Tow mode camera kit (68527599AA) should work, but all the 2025 bumper port coax connection pics I’ve seen it looks smaller than the one on the HD Ram.