Gary Johnston Truck And Auto Repair is a family owned full service automotive facility. We have been serving Tulsa, OK with quality auto repair since 1985. Here at Gary Johnston Truck And Auto Repair we specialize in everything from the daily driver to the business service professional. Gary Johnston Truck And Auto Repair is a family owned full service automotive facility. We have been serving Tulsa, OK with quality auto repair since 1985. Here at Gary Johnston Truck And Auto Repair we specialize in everything from the daily driver to the business service professional.