OER Parts offers a wide selection of Heater Parts for your 1988 Chevrolet All Models. OER Parts offers 1988 Chevrolet All Models Expansion Valve, 1988 Chevrolet All Models Hose Clamps, 1988 Chevrolet All Models Hose Fittings, 1988 Chevrolet All Models Hoses and Lines, 1988 Chevrolet All Models Vent and Duct Parts.