Engine Repair - Mishawaka, IN
Expert Engine Repair
Reliable solutions for every automotive needWhen your engine isn't running smoothly, trust A-Plus Auto Service to diagnose and fix the problem right the first time. Our certified technicians use advanced diagnostic equipment and quality parts to restore your vehicle's performance and reliability.

Engine Repair
When your vehicle's engine starts showing signs of trouble—whether it's unusual noises, decreased performance, or warning lights—you need experienced professionals who can diagnose and fix the problem right. At A-Plus Auto Service, our certified technicians have the expertise and advanced diagnostic equipment to handle everything from minor tune-ups to complete engine rebuilds. We work on all makes and models, ensuring your vehicle runs smoothly and reliably for years to come.
Engine problems can be complex and costly if not addressed properly, which is why we take a thorough approach to every repair. Our team performs comprehensive diagnostics to identify the root cause of issues, not just the symptoms, saving you time and money in the long run. From timing belt replacements and head gasket repairs to complete engine overhauls, we use quality parts and proven techniques to restore your engine's performance and extend its lifespan.


Afterhours Drop-off
Pickup a form from our front door. Fill out what issues/services you need and follow the instructions.24/7 Secure Pickup
Get your serviced vehicle afterhours. Our secure key pickup is located outside our front door.50-point Digital Inspection
We provide a no-cost 50-point digital inspection on all oil changes with a text/email notification with full details.Parts & Labor Warranty
3 years or 36,000 mile nation-wide warranty on all new parts and labor.Common problems professional auto repair services can resolve:
Your engine usually gives warning signs before major problems occur. Recognizing these symptoms early can save you from costly repairs.
Check Engine Light
A steady light indicates a problem that needs diagnosis soon. A flashing check engine light means immediate attention is required to prevent catalytic converter damage.
Unusual Engine Noises
Knocking, ticking, or grinding sounds suggest internal engine problems. New noises should be investigated promptly before they become major repairs.
Loss of Power
Struggling to accelerate or maintain highway speeds indicates compression issues, fuel delivery problems, or ignition trouble that needs professional diagnosis.
Excessive Exhaust Smoke
Blue smoke means burning oil, white smoke suggests coolant leaks, and black smoke indicates fuel mixture problems. Each color points to different engine issues.
Rough Idle or Stalling
An engine that shakes, vibrates, or stalls may have ignition problems, vacuum leaks, or worn internal components requiring repair.
Our Process
We set expectations from the start, so you can rest assured your vehicle is handled with care at A-Plus Auto Service.
Schedule Your Appointment
Contact us now to schedule your appointment to evaluate your vehicle.
Schedule Appointment
Get Your Vehicle Inspection Report
We inspect and diagnose your vehicle, then provide you with a report and service options.
We Service Your Vehicle
Based on your service selection, we work diligently on your vehicle to completion.
Engine Repair you can count on:
We handle everything from minor engine repairs to complete overhauls using quality parts and ASE-certified expertise.
Gasket Replacement
We replace head gaskets, valve cover gaskets, intake manifold gaskets, and oil pan gaskets to stop leaks and prevent internal engine damage.
Timing Belt Service
Timing components keep valves and pistons synchronized. We replace timing belts and chains at manufacturer intervals to prevent catastrophic engine damage.
Cylinder Head Repair
Warped or cracked cylinder heads cause compression loss and coolant leaks. We resurface or replace cylinder heads to restore proper engine function.
Engine Seals Replacement
Main seals, cam seals, and other engine seals wear over time. We replace them to stop oil leaks and maintain proper lubrication.
Complete Engine Replacement
When repair isn't cost-effective, we install remanufactured or used engines to get your vehicle back on the road reliably.

A-Plus Auto Service
Engine repair requires expertise and precision. Here's why Mishawaka drivers trust us with their most important automotive investment.
ASE-Certified Technicians
Our technicians have over 70 years of combined experience and maintain ASE certifications to stay current with the latest engine technologies.
Honest Assessments
We provide truthful evaluations about whether repair makes financial sense or if replacement is the better option for your situation.
Quality Parts Warranty
As a TechNet Professional Center, we use quality parts backed by a nationwide 3-year/36,000-mile warranty for your peace of mind.
All Makes and Models
We service domestic and foreign engines, including light trucks. Our experience covers the common problems specific to different engine types.
Established Local Reputation
We've served the Michiana area for over 25 years from the same location, building our reputation on honest service and quality repairs.
FAQ
Engine RepairHere are some common questions about Engine Repair. For answers to additional questions specific to your needs, please contact us now by phone. We're happy to help!
Deb Frecka
March 3, 2026
I've been taking our cars to A Plus Auto since 2008. The service is great and he people are friendly and helpful. Highly recommended!
Pachia Rumble
August 22, 2025
I took my car to A pllus auto because blinkers stopped working on my car. And wind shield wiper would only work on high. After countless hours of trying to fix the problem, the module in the steering ...
Tommy Dutrieux
August 15, 2025
I dropped my mom's car here to have an exhaust leak checked out. About an hour later Todd called me and asked me to come back to the shop and go over the repair estimate. When I arrived he still had...
Teresa Covarrubias
July 29, 2025
I had just bought my car when the AC started acting up. The dealer I got it from initially refused to check it, so I brought it to A-Plus Auto Service. They gave me a quote—better than any other sho...
