Part Type: Engine Cooling Fan Clutch. Reverse Rotation Thermal Heavy Duty Fan Clutch. Fan Clutch. 1996-2002 GMC Savana 2500 Engine: 4.3L V6; Counter Clockwise; Heavy Duty Thermal Fan Clutch; w/ AC;. 1996-2002 GMC Savana 2500 Engine: 5.0L V8; Counter Clockwise; Heavy Duty Thermal Fan Clutch; w/ AC;.