Transmission Repair Service
Hartford, WI | Erin, WI
12-Month/24,000-Mile Warranty on All Auto Repairs
We Work With All Insurance and Aftermarket Warranty Companies
Carfax Top-Rated Dealer
Hours:
Request a Call Back
Hero Request Form
Thank you for contacting us.
We will get back to you as soon as possible.
Please try again later.
Get Your Transmission Running Smoothly Again
Is your vehicle slipping gears, hesitating, or making strange noises? Our transmission repair service addresses these issues quickly and effectively. From simple fluid changes and seal replacements to complete transmission rebuilds, we have the experience and equipment to handle it. Our team diagnoses problems accurately and provides honest recommendations that keep your vehicle running reliably. Reach out to us today and get your transmission back in proper working order.
When Your Transmission Needs Attention
Transmission problems only get worse and more expensive over time. Catching issues early saves you money and prevents breakdowns. Here's when you should bring your vehicle in:
- Grinding or shaking when shifting gears
- Burning smell coming from under the hood
- Delayed engagement when shifting into drive
- Transmission fluid leaks under your vehicle
- Check engine light indicating transmission codes
- Slipping gears or inability to stay in gear
Get ahead of the problem before you're stranded on the side of the road. We'll diagnose the issue and provide solutions that fit your budget and timeline.
Why Choose M&J Auto Sales & Service
You deserve transmission repairs done right the first time by technicians who actually care about your vehicle. Here's what sets us apart:
- ASE certified technicians with proven experience
- Over 75 years of combined experience on our team
- 12-month/24,000-mile warranty on all auto repairs
- Locally and family owned since 2009
- CARFAX top-rated dealer
- Strong reputation throughout Hartford and surrounding communities
- Works with all insurance and aftermarket warranty companies
- Quality service that treats you right every time
We're members of the Hartford, WI Chamber of Commerce and committed to providing honest, reliable transmission repairs you can count on. Your satisfaction matters to us.
Contact Us
Your transmission is one of the most critical components of your vehicle. Our team provides thorough diagnostics, transparent pricing, and quality repairs backed by our nationwide warranty. We'll explain what's wrong, what needs to be fixed, and give you options that make sense for your situation. From minor repairs to major rebuilds, we handle every job with the same attention to detail.
Contact us now to schedule your transmission repair service and experience the difference that quality workmanship makes.
- Bullet text
- Bullet text
- Bullet text
- Bullet text
- Bullet text
- Bullet text
- Bullet text
- Bullet text
- Bullet text
- Bullet text
Title or Question
Describe the item or answer the question so that site visitors who are interested get more information. You can emphasize this text with bullets, italics or bold, and add links.Title or Question
Describe the item or answer the question so that site visitors who are interested get more information. You can emphasize this text with bullets, italics or bold, and add links.Title or Question
Describe the item or answer the question so that site visitors who are interested get more information. You can emphasize this text with bullets, italics or bold, and add links.
Gallery Heading H2
Reviews

Warranty Protection
You Can Trust
Every repair comes backed by our comprehensive 12-month/24,000-mile nationwide warranty on parts and labor. Drive with confidence knowing your investment is protected.
Get quality service with peace of mind!


