Service made simple, and the lowest price, period!

Welcome to our service department! We offer the best in automotive service to our customers. Our full-service, state-of-the-art facility consists of the latest diagnostic and repair equipment available. Best of all, we love taking care of Key Auto Group customers and all their service needs!  We offer free State Inspections FOR LIFE on any vehicle that you have purchased from us, and the first oil change of your newly purchased vehicle is FREE!

We can handle anything from a lube, oil and filter change to transmission rebuilding.  We work on all makes and models regardless of where they were purchased, and we welcome most extended warranties.  We employ ASE Certified Technicians, Service Consultants and Parts Specialists. 

Key Auto Service Center is proud to have acquired the ASE Blue Seal of Excellence, and is AAA Approved.  We look forward to servicing your vehicle's needs. 

Our online form makes it easy to schedule your next service visit!


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Key Auto Center of Somersworth takes your privacy seriously and does not rent or sell your personal information to third parties without your consent. Read our privacy policy.


Key Auto Center of Somersworth

221 Route 108
Directions Somersworth, NH 03878

  • Sales: 603-742-7400
  • Service: 603-742-7400
  • Parts: 603-742-7400


  • Monday 8:00 am - 5:00 pm
  • Tuesday 8:00 am - 5:00 pm
  • Wednesday 8:00 am - 5:00 pm
  • Thursday 8:00 am - 5:00 pm
  • Friday 8:00 am - 5:00 pm
  • Saturday 8:00 am - 1:00 pm
  • Sunday Closed