Mike's Workshop Manuals: Service manuals for every vehicle
Home >> GMC >> 1994 >> Forward Control 7.4 N >> Repair and Diagnosis >> Heating, Ventilation & A/C (HVAC) >> HVAC Control Systems >> Heater System >> Description

Heater System: Description

System blends heated outside air with cooler outside air to obtain desired temperature. Major components of the system are a blower, air inlet assembly, heater air distributor assembly, and heater control panel.