In-House Warranty Included! Long's Auto has been in St. Paul and family owned since 1981! All vehicles come fully inspected and ready for retail. At least a 30 day/1,000 warranty is supplied to all vehicles under 200,000 miles to give our customers assurance that they are driving a quality auto. Long's also offers service contracts for purchase that go up to 5 years/unlimited mileage for a bumper to bumper! Check out our reviews as we are one of the highest rated dealers in the Twin Cities! When snow falls, the Mercedes will show by appointment only as it will be in storage on Long's indoor show floor.