Caledonia, Wisconsin

Your car
deserves
the real
deal.

No shortcuts. No surprise bills. Just honest diagnostics and careful hands — the way your vehicle deserves.

(229) 421-4142 Our Services
100%
Honest Estimates
All
Makes & Models
Local
Family Owned
Mechanic working on vehicle engine at Rinehart Diagnostics
Now Open

Bringing honest auto care back to Caledonia.

Scroll
What We Do

Complete automotive
service & repair

Engine Diagnostics

Computerized scanning and thorough troubleshooting to pinpoint exactly what's wrong — no guessing games.

Brake Service

Pad replacement, rotor resurfacing, fluid flushes, and complete brake system inspections for your safety.

Oil & Fluids

Conventional, synthetic, and high-mileage oil changes plus full fluid top-offs and replacements.

Tire & Alignment

Tire rotations, balances, alignments, and new tire installations to keep you rolling straight and safe.

Electrical Systems

Battery testing, alternator repair, starter replacement, and complex electrical diagnosis.

Transmissions

Transmission fluid services, diagnostics, and repairs — from simple fixes to complete rebuilds.

Close-up of mechanic's hands working on automotive parts
Trusted
Local Service
About Us

We treat your car
like it's our own

Rinehart Diagnostics and Automotive Repair is a family-owned shop right here in Caledonia. We started this business with one principle: do the job right, the first time, and be honest about it.

That means we tell you what your vehicle actually needs — not what a parts catalog says it might need. It means we explain things in plain language and never pressure you into work you don't need. And it means showing up every day with the same care we'd want for our own family's vehicles.

Whether it's a check engine light that won't go away, a strange noise you've been ignoring, or just routine maintenance to keep things running smoothly — we've got you covered. All makes, all models, no judgment.

All
Makes & Models
Local
Family Shop
Honest
Always
Why Choose Us

The difference is
in the details

Transparent Pricing

We give you a clear estimate before any work begins. No hidden fees, no surprise charges when you pick up your car.

Family-Owned Values

We're your neighbors. We build lasting relationships, not one-time transactions. Your trust matters to us.

Modern Diagnostics

State-of-the-art scanning tools and diagnostic equipment to accurately identify problems — every time.

Quality Guaranteed

We stand behind our work. If something isn't right, we'll make it right — that's a promise, not a policy.

Get Started

Ready to drive
with confidence?

Give us a call or stop by the shop. We'll figure out what your car needs and explain it plainly — no pressure, no confusion.

(229) 421-4142 Visit Our Shop
Contact Us

Come see
us in person

We're located right in the heart of Caledonia. Stop by anytime during business hours, or give us a call — we're always happy to help.

Our Location

116 N 1st St
Caledonia, WI 55921-1501

Send Us a Message

Tell us what your vehicle needs and we'll get back to you as soon as possible.

Is this your business?This is my business