on my bronco the recycle/fresh air door is controlled by a simple vacuum canister, if its the same on the tour you could easily make a switch.

1994 Volvo 850 Turbo 1992 Bronco Eddie Bauer 5.8 E4OD 1998 Contour GL 2.5 CD4E 2001 Montero Sport Limited 3.5 Auto 2002 IS300 3.0 Auto See My Cars