Express 3/4 Ton Van V8-305 5.0L VIN M SFI (1999)
Control Module HVAC: Locations
Front Auxiliary HVAC Control Module (Cargo)
^ On the front of the overhead console
Front Auxiliary HVAC Control Module (Passenger)
^ On the front of the overhead console
Rear Auxiliary HVAC Control Module
^ In the interior of the headliner, in the center of the vehicle
