A transmission overhaul for the Ford Taurus, applicable to all models, is a comprehensive maintenance procedure that involves completely disassembling the transmission, cleaning it, inspecting all internal components, replacing any damaged parts, then reassembling and adjusting it to function like new. This procedure is typically performed when the transmission experiences significant problems such as: • Slipping or delayed engagement • Loss of gears • Unusual noises • Transmission fluid leaks • Illuminated Check Transmission light