Air Duct: Description and Operation
SYSTEM OPERATIONAir Distribution Ducts
The air distribution ducts for the A/C, Heater, Defroster, and Second Seating Air Distribution are not serviceable in vehicle. The procedures for service of these ducts are covered in Instrument Panel and Gauges.
The only ducts that are serviceable in the vehicle are the side window demister ducts and the ducts that feed the front door outlets for the first rear passenger(s) seating.
Side Door Heater A/C Outlets
Door Outlets:
The driver's and passenger side doors have supplemental air outlets and duct work. The air is channeled from the instrument panel to the door duct and either to the lower floor or upper door outlets. The air can be adjusted to blow on the first rear passenger seat(s).
Side Window Demister
Demister Inlet:
The side window demisters direct air from the heater assembly. The outlets are located on the top forward corners of the front door panels. The demisters operate when the control mode selector is on FLOOR, MIX or DEFROST setting.