For 1985-1992 GMC G3500 A/C Evaporator Core Front 4 Seasons 1986 1987 1988 1989

A/C Evaporator Core. Plate & Fin Evaporator Core. Evaporator Core. 1985 GMC G3500 Position: Front;. 1986 GMC G3500 Position: Front;. 1987 GMC G3500 Position: Front;. 1988 GMC G3500 Position: Front;. 1989 GMC G3500 Position: Front;.