Quality Auto Repairs
& Maintenance in North Hampton, NH

If you live in North Hampton or any of the surrounding communities in eastern New Hampshire, you can trust Keegan Auto to take care of you and your car. We provide complete repair and maintenance services for domestic and foreign vehicles, including light- to medium-duty diesel trucks. Our services include:

Our Services

  • Diagnostics
  • Emission System Repairs
  • Starters
  • Alternators
  • Batteries
  • Fuel Injection Cleaning
  • Heating Systems
  • Radiators
  • Water Pumps
  • Wheel Balance
  • Scheduled Maintenance
  • Suspension
  • Drive Axles
  • U-joints
  • Radiator Service – Coolant / Antifreeze Change / Flush
  • U–joints
  • Oil Changes / Lube Service
  • Tune-ups
  • Air Filter Replacement
  • A/C – Air Conditioning
  • Wheel / Tire Alignment
  • Timing Belt Replacement
  • Brake Inspection, Service & Repair
  • Exhaust / Muffler Service & Repair
  • Custom Exhaust – Magnaflow & Flowmaster
  • Onan Generator Maintenance & Repair

Tune-ups & Brake Service

Keegan Auto offers factory-scheduled maintenance for all makes and models. We’ll check your fluids, change them as needed, and keep track of when your vehicle needs particular services. Our technicians are value-minded, so we’ll never perform a service you don’t need.

Your safety is a priority at Keegan Auto. We inspect brakes for all vehicles, checking brake lining, lubricate contact points, and slide pins. We also check your hoses and lines for rust and corrosion, and inspect your brake fluid for contamination.

Advanced Diagnostics

Brake Repair | Keegan Auto

We have exceptional diagnostic capabilities at Keegan Auto. Not only do we use the latest technology and state-of-the-art equipment, our certified technicians review areas of your vehicle’s engine that may not be covered by a computer system.

Diesel Experts

Many mechanics don’t have the knowledge or experience to work on diesel engines. That’s not the case at Keegan Auto. Mike Keegan was factory certified by Ford to repair and service diesels.

Custom Exhausts Hand-built Onsite

Let us help you achieve the power and sound you want from your exhaust system. We hand-build custom exhaust systems right here in our shop, utilizing dual exhausts, catalytic converters, stainless steel tips, tubing, and more. We’ve built high-performance exhaust systems for trucks, SUVs, imports, and classic cars.

Oil Change | Keegan Auto

New Hampshire State Inspections

In New Hampshire, state inspections are required once a year. Keegan Auto is a licensed safety and emission inspection station, able to handle your inspection efficiently and cost-effectively. In most cases, the inspection takes less than 30 minutes and costs $40.00. We do it while you wait.