Seacoast Mazda Service   

Mazda Transmission Services in Portsmouth, NH

At Seacoast Mazda, we operate a certified service center with a team of certified technicians that understand your transmission system and its requirements inside and out. The transmission is a complicated automotive system responsible for diverting engine power into drive wheels as variable torque. The transmission can send torque variably as needed through a complex arrangement of gears, pinion, sensors, electronic controls, fluid, seals, and gaskets.


Transmission Services

Our transmission services are completed in a certified service center by certified service technicians with vast training and experience restoring transmission systems to factory specifications. We only install genuine OEM transmission fluid and parts. Here is an overview of our transmission services:

Transmission Fluid Exchange Icon

Transmission Fluid Exchange

- for exchanging the transmission fluid in automatic and diesel-transmission models, we will drain the old transmission fluid, inspect the transmission system, and if, in good condition, we will install fresh factory-authorized transmission fluid according to factory specifications.

Transmission Icon

Transmission Replacement

– for replacing defective transmission systems, we use a crew team approach with multiple certified service technicians that remove the bad transmission and install a new one according to factory specifications.


What are the Symptoms of a Transmission Problem?

When it comes to the complicated transmission system, there are a variety of warning signs that can signal a problem exists. Rest assured that symptoms of a problem won’t fix themselves and always benefit from a proactive response that identifies the root problem and targets it for corrective maintenance or replacement as needed to restore reliable performance at factory specifications. Here are the most common warning signs associated with transmission problems:

  • Dashboard warning lights
  • Gears slip in and out sporadically or without prompt
  • Makes noise while in neutral Gears grinding
  • Leaking fluid
  • Burnt smell
  • Lack of response
  • Clunking or whining noise

A single defect among the transmission system components can render a vehicle inoperable but rest assured that we know exactly what to do when it comes to maintaining and replacing a Mazda’s transmission. It is also crucial to remember that the transmission is a sophisticated automotive system whose service is best left to experts with advanced training and hands-on experience. When your vehicle’s transmission needs transmission service, we invite you to gain peace of mind with remarkable service quality from us at Seacoast Mazda.

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Mazda Transmission Service


Complimentary Dealership Amenities

  • Free Wi-Fi
  • Complimentary Multi-Point Inspection
  • Courtesy Loaners
  • Courtesy Transportation Shuttle
  • Children’s Play Area
  • Business Workstations
  • Parts & Gear Boutique
  • Complimentary Beverage & Coffee Bar
  • Online Service Scheduling
  • Newspapers & Magazines
  • Vending Machines
  • Certified Technicians
  • Genuine OEM Parts
  • Express Service Department
  • Comfortable Waiting Area
  • Saturday Service Hours
  • Performance & Customization Department
  • Flat Screen TVs
Seacoast Mazda Customer Service
Seacoast Mazda Waiting Room
Seacoast Mazda Service Center
Seacoast Mazda Interior


Seacoast Mazda

180 Spaulding Turnpike,
Portsmouth, NH 03801

Service Number: (833) 221-1388

Service Hours

Monday: 7:30AM - 5:30PM
Tuesday: 7:30AM - 5:30PM
Wednesday: 7:30AM - 5:30PM
Thursday: 7:30AM - 5:30PM
Friday: 7:30AM - 5:30PM
Saturday 8:00AM - 5:30PM
Sunday: Closed
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