Part Type: Engine Cooling Fan Clutch. Manufacturer: Four Seasons. Notes: Notes: Counter Clockwise; Severe Duty Thermal Fan Clutch; w/ AC. Reverse Rotation Severe Duty Thermal Fan Clutch. Fan Clutch. 1996 GMC K2500 Engine: 5.7L V8; Counter Clockwise; Severe Duty Thermal Fan Clutch; w/ AC;.