C Yukon 2WD V8-5.7L VIN R (1999)
Blower Motor Switch: Description and Operation
HEATING AND VENTILATION (NON A/C)
BLOWER MOTOR CONTROL SWITCH
The location of the auxiliary heater blower switch is in the instrument panel to the right of the steering column (auxiliary heater models) or in the roof
panel (auxiliary heater and A/C models).