zero after sales service

Bought a car, told them about vibration a day later. They told me to take it to the dealer as it has maintenance plan. Dealer told me it is the wheels that's bend. I had to through toys to get them to fix it. Say I drove through potholes. they made me the ****. Eventually the owner sorted it. (principal was not interested to fix. Later on ZERO assistance ito loan car or any other from of assistance them when the car was at DEALER for AC repair (still in 3 month period)