FAQs
M&J Auto Sales & Service
What services does M&J Auto provide?
We provide comprehensive auto repair and maintenance services, including oil changes, brake repair, engine diagnostics, transmission work, tire services, and additional services for most makes and models.Do I need an appointment, or can I walk in?
While we recommend scheduling an appointment to ensure timely service, we also welcome walk-ins based on availability.How often should I get an oil change?
Most vehicles require an oil change every 3,000–5,000 miles with conventional oil or every 5,000–7,500 miles with synthetic oil. We'll recommend the optimal interval for your specific vehicle.What are the signs that my brakes need repair?
Typical indicators include squeaking or grinding sounds, a soft or spongy brake pedal, vibrations during braking, or increased stopping distances.Do you work on all vehicle makes and models?
Yes, M&J Auto services all vehicles, including domestic, European, Asian, and foreign makes, as well as trucks and cars.How long does a typical repair take?
Service times depend on the specific work required, though most routine maintenance can be completed within the same day.Do you offer estimates before starting work?
Yes. We provide clear, upfront estimates and will review your options with you before beginning any repair work.What should I do if my check engine light comes on?
Please bring your vehicle in as soon as you can. The check engine light may signal minor or more significant issues, and we'll perform diagnostics to identify the cause.Do you offer tire services?
Yes, we provide tire installation, balancing, rotation, and inspections to ensure your vehicle operates safely and smoothly.Why choose M&J Auto in Hartford, WI?
We're committed to honest service, experienced technicians, fair pricing, and helping our local community stay safe on the road.


