2000 Chevrolet Suburban 2500 Reverse Rotation; Severe Duty Thermal Fan Clutch;. 2001 Chevrolet Suburban 2500 Engine: 6.0L V8; Reverse Rotation; Severe Duty Thermal Fan Clutch;. 2002 Chevrolet Suburban 2500 Engine: 6.0L V8; Reverse Rotation; Severe Duty Thermal Fan Clutch;.