scatterd around behind the dash. Some can be replaced through various openings, a coupld must be replaced with dash pad removed.
The thing to do would be remove the glove box door and pull out the switchover valves, test the servos/elements one at a time. The switchover valve block is kinda under the r/h side vent hose.
Project Smoker, '87 603 powered wagon
Hauler, 96 CTD can you say torque?
Toy 73 Cougar xr7 convertible
Acme Automotive Inc.