Flack wrote:

No its still in brake light, only the RRS had it in the shark fin, the old D3's with shark fin had mobile antenna in there as far as I recall.

Just get a cheap magnetic gps aerial and jion the wire to the original and place the aerial to get a good signal hidden in the car.

Flack

Can anyone recommend a good gps aerial, I changed out my upper tailgate and I don't think my replacement has the unit fitted