GPS antenna adapter?

[fvlewg65]

Does anyone know if an OEM GPS adapter exists for a 2011 Limited with Sat & JBL? I’d like to use the OEM antenna that’s already in the truck for my new stereo but I can’t seem to find a square GPS adapter to a SMA connector. Thanks

 

[Humble Leader]

you mean something like this?

GPS/GSM antenna adapter cable 12" SMA to GT5-1S HSR for Mercedes Command Alpine | eBay