K 3500 Truck 4WD V8-5.7L VIN R (1998)
Air Door Actuator / Motor: Description and Operation
The heater system provides a choice of three basic operating modes consisting of VENT, HEATER. and DEFROST.
Air Door Actuator / Motor: Description and Operation
The heater system provides a choice of three basic operating modes consisting of VENT, HEATER. and DEFROST.