OER Parts offers a wide selection of Air Conditioning and Heater Parts for your 1962 GMC 1500 Series. OER Parts offers 1962 GMC 1500 Series Air Conditioning and Heater Control Panels, 1962 GMC 1500 Series Air Conditioning and Heater Knobs, 1962 GMC 1500 Series Air Conditioning and Heater Levers and Cables, 1962 GMC 1500 Series Air Conditioning and Heater Relays, 1962 GMC 1500 Series Air Conditioning and Heater Switches.