For 1994-1995 GMC G2500 6.5L V8 Accessory Drive Belt Tensioner Pulley Dorman. 1994 GMC G2500 Engine: 6.5L V8;. 1995 GMC G2500 Engine: 6.5L V8;. Accessory Drive Belt Tensioner Pulley. Application specific - reverse engineered from the original design on certain vehicle years, makes and models.