The speedometer in your vehicle has two interconnected and very important functions - to ensure your safety, and to keep you within the lawful speed limit. That is why you need a properly functioning and accurate speedometer at all times. Whenever you are experiencing problems with it or have any doubts about its measurement, call Top Notch Autocare today at (520) 214-0422 to speak with our knowledgeable staff or stop in at 4734 E Speedway Blvd, Tucson, AZ 85712 so that we can schedule an appointment for your vehicle.