Manchester's Most Trusted Auto Repair Shop
Honest Service. Expert Care. Every Time. Family-owned for 15+ years, serving Southern New Hampshire with ASE-certified expertise and a 24-month warranty on every repair.
Our Services
From oil changes to engine diagnostics, we handle it all with expert care and honest pricing.
Oil Changes
Keep your engine running smooth with regular oil changes and scheduled maintenance. We use quality filters and oils matched to your vehicle's specs.
Brakes
Don't take chances with your brakes. From pad replacements to complete brake system overhauls, we keep you stopping safely.
Diagnostics
Check engine light on? We use dealer-level scan tools and years of experience to pinpoint the problem fast — so you're not paying for guesswork.
Inspections
Quick, thorough NH state safety and emissions inspections. If something needs fixing to pass, we'll give you honest options.
Steering & Suspension
Rough ride? Pulling to one side? We repair and replace shocks, struts, ball joints, tie rods, and more to get your ride smooth and safe.
Transmission
Transmission problems don't get better on their own. From fluid changes to full rebuilds, we handle it all in-house.
AC & Heating
Stay comfortable year-round. We diagnose and repair automotive climate systems — from AC recharges to heater core replacements.
Electrical & Battery
Modern vehicles run on complex electrical systems. We diagnose and repair everything from dead batteries to wiring issues and module failures.
Current Specials
Take advantage of these limited-time offers. Print or mention when scheduling.
Oil Change Special
Full synthetic oil change with filter and 21-point inspection.
- ✓Up to 5 quarts full synthetic oil
- ✓New oil filter
- ✓21-point inspection
- ✓Tire pressure check & adjust
Brake Service Package
Front or rear brake pads installed with rotor inspection.
- ✓Premium brake pads
- ✓Rotor inspection & measurement
- ✓Brake fluid check
- ✓Road test included
AC Recharge
Beat the heat — full AC performance test and refrigerant recharge.
- ✓AC performance test
- ✓Refrigerant recharge
- ✓Leak check
- ✓Vent temperature verification
New Customer Special
First time at Granite State? Get a free inspection with any service over $100.
- ✓Complimentary multi-point inspection
- ✓With any service over $100
- ✓New customers only
- ✓No appointment needed
Why Choose Granite State Auto
We've built our reputation one honest repair at a time.
ASE Certified Technicians
Our master technicians have the training and experience to work on any make and model.
Upfront, Honest Pricing
You get a written estimate before we start. No hidden fees, no surprise charges, ever.
24-Month / 24K Warranty
Every repair is backed by our warranty. If something isn't right, we'll make it right.
Same-Day Service Available
Many services completed same day. Oil changes and inspections — no appointment needed.
Family Owned & Operated
15+ years in Manchester. We treat every customer like a neighbor because you are one.
Clear Communication
We explain what's going on in plain English. You'll always know what we're doing and why.
What Our Customers Say
4.9 stars from 230+ reviews. Don't just take our word for it.
“Took my Accord in for a weird noise when braking. They diagnosed it quickly, showed me exactly what was going on, and had it fixed same day. Fair price, no upselling. This is my shop from now on.”
“Been bringing both our cars here for 6 years. Mike and his team are the real deal — honest, skilled, and they stand behind their work. Can't recommend them enough.”
“My check engine light came on and I was worried it would be expensive. They diagnosed it, explained everything clearly, and the fix was way less than I expected. Sarah at the front desk was so helpful too.”
Proudly Serving Southern New Hampshire
Conveniently located in Manchester, we serve drivers from across the region.
Ready to Experience the Difference?
Schedule your service today or give us a call. No pressure, no upselling — just honest auto repair from people who care.