Although the GLK certainly has its virtues, it trails most of the competition in this class. It's quick, quiet and agile. The interior is luxurious. Ride comfort is good while cruising highways, but not so good at lower speeds. The GLK's V6 engine is powerful, but requires premium gasoline. Rear-seat room is sparse, and several controls are complicated.
In most cases, automotive warranties are based on the vehicle identification number (VIN), and the warranty will be valid regardless of ownership. The dealership can tell you exactly how much warranty is left.Read more about extended warranties