Welcome to the Key Auto Service Department

Serving New Hampshire and Maine

For top notch car repair in New Hampshire, there are many reasons to choose the Key Auto Group. We can help to prevent break-downs through oil changes and factory scheduled maintenance. Our service technicians are professionally trained and will repair your vehicle correctly the first time.

Our service centers are second to none, featuring state of the art equipment, which is why customers from all over New England come to the Key Auto Group to service their vehicles. For high quality car repairs in New England, the Key Auto group is your one stop destination.

Call us today at (855)-582-2291 to schedule a service appointment or simply complete the form to the left and one of our highly qualified technicians or customer service representatives will follow up with you very shortly.

Allow our staff to demonstrate our commitment to excellence, we look forward to helping your car run like new for years to come!

Schedule Service

Contact Information

Appointment Information

Service Information

Type of Service Needed

Your privacy is important to us.

Key Auto Group 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 Group

Directions Portsmouth, NH 03801

  • Sales: 603-436-5010
  • Service: 855-971-6132
  • Parts: 855-971-6132


  • Monday 7 am - 5:30 pm
  • Tuesday 7 am - 5:30 pm
  • Wednesday 7 am - 5:30 pm
  • Thursday 7 am - 5:30 pm
  • Friday 7 am - 5:30 pm
  • Saturday 8 am - 4 pm
  • Sunday Closed