Find out which brand has the best parts & service
departments. Find out if commonly used parts are in stock, and how long is required to get out-of-stock parts. Find out average backlog in the repair dept.
A monk asked Tozan, "How can we escape the cold and heat?" Tozan replied, "Why not go where there is no cold and heat?" "Is there such a place?" the monk asked. Tozan commented, "When cold, be thoroughly cold; when hot, be hot through and through."
Or, as G. Gordon Liddy said, "the trick is to not mind it."