Drive with confidence knowing that your vehicle has passed our rigorous car checks

When it comes to diesel repair, we pride ourselves on doing it the right way, every time. Our team consists of highly skilled technicians who possess the expertise and experience required to tackle even the biggest and most complex jobs with precision and care. We understand that diesel engines are not just any ordinary engines; they require specialized knowledge and attention to detail to ensure optimal performance and longevity. That’s why we employ certified ASE (Automotive Service Excellence) technicians who are fully equipped to diagnose any issues that may arise. With their extensive training and experience, they can pinpoint problems quickly and accurately, allowing us to get the necessary repairs completed efficiently and effectively. We stand by our commitment to quality workmanship and customer satisfaction, ensuring that every repair is done right the first time, so you can get back on the road with confidence.

What is included at Lonsbury Garage:

Professional Diesel Repair Service Angola, Indiana

When your diesel vehicle needs professional diesel repair service in Angola, Indiana, trust Lonsbury Garage for expert diesel engine maintenance and repair. Our experienced technicians have been providing quality diesel repair services to Angola residents for over 25 years. We specialize in diesel engine diagnostics, fuel system repair, turbocharger service, and complete diesel maintenance for all truck makes and models including Ford, Chevrolet, GMC, Dodge, and commercial vehicles.

Expert Diesel Repair Service

Call Now: (260) 665-5165

Services: Engine Repair, Fuel Systems, Turbo Service

Service Areas: Angola, Fremont, Hamilton

Fleet Services Available

Expert Diesel Engine Repair Services in Angola

Our diesel repair service Angola location provides comprehensive diesel engine solutions including fuel injection repair, turbocharger service, diesel diagnostic services, and complete engine overhauls. Whether your diesel truck needs fuel system cleaning, engine repair, or preventive maintenance, our certified diesel technicians ensure reliable performance and optimal fuel efficiency.

From standard diesel maintenance to major engine repairs, we offer diesel solutions Angola drivers rely on. Our most popular services include fuel injection service, turbocharger repair, diesel engine diagnostics, and comprehensive fleet maintenance programs.

Professional Diesel Fuel System Service

Our professional diesel services restore your engine's performance and reliability with quality parts and precision repairs. We specialize in complete diesel fuel system maintenance using premium components and OEM-quality parts. Our service includes fuel injection cleaning, fuel filter replacement, and comprehensive diesel system diagnostics.

Our Angola diesel repair facility features modern diagnostic equipment and heavy-duty lifts specifically designed for efficient diesel truck service. We stock diesel-specific parts and filters for complete compatibility with your vehicle's requirements including Powerstroke, Duramax, and Cummins engines.

Fast Diesel Diagnostic Services

Understanding that diesel problems can be complex, we offer comprehensive diesel diagnostic services Angola customers appreciate. Our diagnostic bay identifies diesel issues quickly using advanced computer diagnostics, and we often provide same-day diesel repair during less busy periods.

For added convenience, we offer complimentary vehicle pick-up and delivery within 25 miles of our Angola location for diesel repair and maintenance services.

Competitive Diesel Repair Pricing

Our diesel repair Angola pricing is transparent and competitive. We provide upfront pricing for all diesel services including fuel system repair, engine diagnostics, and major overhauls, with no hidden fees or surprise charges.

We also offer diesel repair packages and fleet maintenance plans for commercial customers, making professional diesel care Angola businesses can afford.

Heavy-Duty Diesel Experience

The demanding work conditions in Angola, Indiana require reliable diesel performance for commercial and personal vehicles. Our technicians provide diesel recommendations specifically tailored to local industry needs and heavy-duty applications.

Complete Diesel Engine & Fuel System Services

Professional Diesel Diagnostic Process

Our comprehensive diesel service begins with a thorough inspection of your current diesel system condition and performance analysis. We use advanced diagnostic equipment to identify problems and provide complete diesel system service with the correct parts and specifications for your specific diesel engine.

  • Pre-Service Inspection: Complete diesel system assessment and diagnostics
  • Computer Diagnostics: Advanced diesel engine computer scanning
  • Quality Parts Installation: Premium diesel components and filters
  • Performance Testing: Road testing and system verification
  • System Calibration: Complete diesel system calibration and performance optimization

Diesel Repair Expertise

Our diesel repair technicians are trained in the latest diesel engine technologies for all vehicle makes and models. We specialize in Powerstroke, Duramax, and Cummins engines, fuel injection systems, turbocharger service, and complete diesel engine overhauls, ensuring proper performance regardless of your vehicle's requirements.

  • Fuel Injection Service: Complete fuel system cleaning and repair
  • Turbocharger Repair: Turbo service and replacement
  • Engine Diagnostics: Advanced diesel diagnostic services
  • Emissions Service: DPF and DEF system maintenance
  • Fleet Maintenance: Commercial diesel fleet services

Professional Diesel Service Angola Residents Trust

Our diesel repair Angola customers consistently rate us highly for quality service, competitive pricing, and exceptional customer care. We're proud members of the Angola Chamber of Commerce and maintain an A+ rating with the Better Business Bureau. When you choose our diesel services, you're supporting a local family-owned business that's been providing automotive maintenance since 1998.

Express Diesel Service

We understand that diesel downtime costs money. That's why we offer efficient diesel repair services Angola residents and businesses can rely on. Whether you need fuel system service or major engine repair, our streamlined process minimizes your downtime.

Don't let diesel problems keep your truck off the road. Contact Lonsbury Garage today for professional diesel service Angola trusts. Call (260) 665-5165 to schedule your diesel diagnostic or request our convenient pick-up service. Experience the difference that 25+ years of diesel expertise makes.

About Lonsbury Garage

Over 25 years of trusted diesel repair service in Angola and Fremont, Indiana

Family-Owned Excellence Since 1998

Lonsbury Garage has been serving the Angola and Fremont communities for over two decades with honest, reliable diesel repair services. Founded by John Lonsbury in 1998, our family-owned business has built a reputation for quality workmanship, fair pricing, and exceptional customer service in diesel truck repair.

Our Mission

To provide the Angola and Fremont communities with professional, affordable, and reliable diesel repair services while maintaining the highest standards of quality and customer care. We believe every customer deserves honest communication, fair pricing, and diesel work done right the first time.

25+ Years of diesel experience
3,000+ diesel repairs performed
98% customer satisfaction rate
Certified diesel technicians

What Sets Us Apart

  • Diesel Expertise: Specialized knowledge of Powerstroke, Duramax, and Cummins engines
  • Quality Products: Premium diesel parts and filters for optimal performance
  • Honest Service: We only recommend diesel work when you actually need it - no overselling
  • Convenience: Free pick-up and delivery service within 25 miles
  • Warranty: All diesel work backed by comprehensive parts and labor warranties
  • Fleet Services: Commercial diesel maintenance programs for local businesses

Our Certified Diesel Technicians

Highly trained professionals with the expertise to handle any diesel challenge

ASE Certified

ASE Certified Professionals

Multiple team members hold ASE (Automotive Service Excellence) certifications in diesel engines and fuel systems

Training

Factory Training

Specialized training from Ford, GM, Dodge, and aftermarket manufacturers on specific diesel engine requirements and repair procedures

Education

Continuous Education

Regular training on new diesel technologies, emissions systems, and latest diesel repair best practices

Experience

Experienced Professionals

Years of hands-on experience with all types of diesel engines from light-duty trucks to heavy commercial vehicles

Expertise

Diesel Engine Specialists

Advanced knowledge in fuel injection systems, turbochargers, emissions systems, and performance diesel applications

Equipment

Professional Diagnostic Tools

State-of-the-art diesel diagnostic equipment, heavy-duty lifts, and specialized tools for precise repairs

Our Team's Commitment to Excellence

Each technician at Lonsbury Garage brings years of hands-on diesel experience and stays current with the latest diesel engine technologies. We invest in ongoing education because diesel technology is constantly evolving, and we want to provide the best possible diesel service to our Angola and Fremont customers.

What Our Customers Say

Real reviews from satisfied diesel customers in Angola and Fremont, Indiana

5 Stars
"My Powerstroke was having fuel issues and losing power. Lonsbury Garage diagnosed the injector problem quickly and had my truck running like new. Great diesel work at fair prices."
- Mike T., Angola, IN
Service: Fuel Injection Repair
5 Stars
"Been bringing my Duramax here for years. John knows diesel engines inside and out. They fixed my turbo and the truck has more power than ever. Honest shop with fair pricing."
- Steve R., Fremont, IN
Service: Turbocharger Repair
5 Stars
"Excellent diesel service. My Cummins needed major engine work and they handled everything professionally. The pick-up and delivery service was very convenient too."
- Dave L., Hamilton, IN
Service: Engine Overhaul with Pickup
5 Stars
"They maintain our entire diesel fleet. Always professional, always on time, and their preventive maintenance has saved us thousands in major repairs. Highly recommend."
- Jim K., Angola, IN (Fleet Manager)
Service: Fleet Diesel Maintenance
5 Stars
"Had a DPF problem that other shops couldn't fix. Lonsbury diagnosed it correctly the first time and got my truck back on the road. These guys know modern diesel systems."
- Carol S., Fremont, IN
Service: Emissions System Repair
5 Stars
"Quality diesel work at reasonable prices. They explained the fuel system problems clearly and fixed everything right the first time. My truck runs great now."
- Robert M., Angola, IN
Service: Fuel System Service
4.9/5 Google Rating
200+ Five-Star Reviews
98% Would Recommend
85% Fleet Customers

Find our reviews on: Google, Yelp, Facebook, Better Business Bureau

Diesel Problem Signs & Maintenance

Our experienced diesel technicians in Angola and Fremont help you maintain optimal diesel performance and reliability

Hard Starting or No Start

Diesel engines that are hard to start or won't start indicate fuel system problems, glow plug issues, or compression loss. We provide comprehensive diesel diagnostic services to identify starting problems quickly.

Black or White Smoke

Excessive exhaust smoke indicates fuel system problems, turbocharger issues, or engine wear. Our technicians will diagnose smoke problems and provide appropriate diesel repair solutions.

Loss of Power

Reduced engine power may indicate fuel injection problems, turbocharger issues, or air filter restrictions. We provide complete diesel performance diagnosis and repair services.

Rough Idle or Poor Performance

Engine roughness or poor performance often indicates fuel injection problems or air system issues. Our diesel diagnostic services identify performance problems and restore smooth operation.

Fuel System Problems

Water contamination, fuel filter clogging, or injection pump problems require professional diesel service. We provide complete fuel system cleaning, repair, and maintenance services.

Emissions System Issues

DPF, DEF, and emissions system problems are common in modern diesel trucks. Our technicians are trained in all current diesel emissions systems and provide proper repair services.

How Lonsbury Garage Can Help

Comprehensive diesel repair and maintenance services for all diesel truck makes and models in Angola and Fremont, Indiana

Engine

Diesel Engine Repair

Complete diesel engine repair services including overhauls, cylinder head work, and engine rebuilds. Our engine service covers all major diesel brands including Powerstroke, Duramax, and Cummins engines.

  • Complete engine overhauls
  • Cylinder head repair
  • Engine rebuild services
  • Performance restoration
Fuel

Fuel System Service

Professional fuel injection cleaning, repair, and replacement services for optimal fuel efficiency and performance. Our fuel system service includes injection pump repair and fuel filter maintenance.

  • Fuel injection service
  • Injection pump repair
  • Fuel filter replacement
  • System cleaning and maintenance
Turbo

Turbocharger Service

Expert turbocharger repair and replacement services for improved power and efficiency. Our turbo service includes bearing replacement, housing repair, and complete turbocharger rebuilds.

  • Turbocharger repair
  • Complete turbo replacement
  • Bearing and seal service
  • Performance optimization
Diagnostic

Diesel Diagnostic Service

Advanced diesel diagnostic services using professional equipment to identify problems quickly and accurately. Our diagnostic service covers all diesel systems and provides detailed repair recommendations.

  • Computer diagnostics
  • Engine performance testing
  • System analysis
  • Detailed problem identification
Emissions

Emissions System Service

Professional DPF, DEF, and emissions system maintenance and repair. Our emissions service ensures your diesel truck meets environmental standards and operates efficiently.

  • DPF cleaning and repair
  • DEF system service
  • Emissions compliance
  • System optimization
Fleet

Fleet Diesel Service

Comprehensive fleet maintenance programs for commercial diesel vehicles. Our fleet service includes preventive maintenance, emergency repair, and detailed maintenance tracking.

  • Fleet maintenance programs
  • Preventive maintenance scheduling
  • Emergency repair services
  • Maintenance tracking and reporting

Our Convenient Locations

Serving Angola and Fremont, Indiana with professional diesel repair services

Angola Location

Address: 208 Mechanic St, Angola, IN 46703
Hours:
Mon-Wed, Fri: 8 AM–12 PM, 1–5 PM
Thursday: 8 AM–12 PM, 1–5 PM
Saturday & Sunday: Closed
Services: All diesel repairs, diagnostics, fleet services

Fremont Location

Address: 104 Baum St, Fremont, IN 46737
Hours:
Mon-Wed, Fri: 7 AM–12 PM, 1–4 PM
Thursday: 7 AM–12 PM, 1–4 PM
Saturday & Sunday: Closed
Services: Diesel repair, fuel systems, engine service

Service Area Coverage

We provide diesel repair and maintenance services throughout:

  • Angola, IN
  • Fremont, IN
  • Hamilton, IN
  • Pleasant Lake, IN
  • Ray, IN
  • Orland, IN
  • Butler, IN
  • Coldwater, MI (border area)

Pick-up & Delivery Service: Available within 25 miles of either location for diesel repair and maintenance services.

Convenient Pick-up & Drop-off Services

We make diesel repairs convenient with complimentary vehicle pick-up and delivery services in Angola and Fremont areas

Pickup

Free Pick-up Service

We'll pick up your diesel truck from your location anywhere in the Angola/Fremont area

Service

Quality Diesel Repairs

Professional diesel service using quality parts and advanced diagnostic equipment at our certified facilities

Delivery

Convenient Drop-off

Once your diesel repair is complete, we'll deliver your truck back to your preferred location

Updates

Service Updates

Stay informed with text and call updates throughout the diesel repair process

Environmental Responsibility & Safety

Lonsbury Garage is committed to environmentally responsible diesel service practices and customer safety

Environment

Environmental Compliance

We follow all environmental regulations for diesel waste disposal, fluid handling, and parts recycling. Our diesel repair process includes proper collection and disposal of used parts to protect Indiana's natural resources.

  • Proper fluid collection and disposal
  • EPA-compliant waste handling
  • Used parts recycling programs
  • Zero discharge to storm drains
Recycling

Diesel Parts Recycling

We participate in comprehensive recycling programs to ensure used diesel components and fluids are properly processed, reducing environmental impact and conserving natural resources.

  • 100% metal component recycling
  • Fluid recovery and recycling
  • Filter and component recycling
  • Certified waste disposal partners
Safety

Customer Safety

Your safety is our priority during diesel services. We use proper safety equipment and procedures to protect both our technicians and customers throughout the repair process.

  • Safe heavy-duty lifting procedures
  • Proper tool handling and maintenance
  • Clean, organized work environment
  • Professional safety equipment
Quality

Quality Assurance

Beyond environmental responsibility, we maintain the highest quality standards in our Angola and Fremont diesel repair facilities.

  • Quality diesel parts and components
  • Proper installation procedures
  • Service verification processes
  • Customer satisfaction guarantee

Diesel Safety Tips

Don't Ignore Warning Signs

Diesel engine problems like hard starting, excessive smoke, or unusual noises require immediate attention. Continued operation can cause expensive damage. Contact us for prompt diesel diagnosis.

Use Quality Diesel Fuel

Use clean, quality diesel fuel and avoid water contamination. Poor fuel quality can damage injection systems and cause expensive repairs. Consider fuel additives in winter conditions.

Follow Service Intervals

Diesel engines require regular maintenance including fuel filter changes, oil service, and emissions system maintenance. Follow manufacturer recommendations to prevent major problems.

Address Emissions Issues

Modern diesel emissions systems require proper maintenance. DPF and DEF system problems should be addressed promptly to prevent engine damage and maintain compliance.

Frequently Asked Questions

Get answers to common questions about diesel repair services in Angola and Fremont, Indiana

Diesel Service

Diesel trucks typically need more frequent service than gasoline vehicles. Oil changes every 5,000-10,000 miles, fuel filter replacement every 10,000-15,000 miles, and regular emissions system maintenance. Service intervals depend on your specific engine and driving conditions.
Our comprehensive diesel service includes engine diagnostics, fuel system inspection, oil and filter changes, emissions system checks, and complete performance evaluation. We provide detailed inspection reports and maintenance recommendations.
Diesel repair time varies significantly by the type of work needed. Simple services like oil changes take 1-2 hours, while major repairs like engine overhauls can take several days. We'll provide accurate time estimates based on your specific repair needs.
Yes, we service all major diesel truck brands including Ford Powerstroke, Chevrolet/GMC Duramax, Dodge/Ram Cummins, and commercial diesel vehicles. Our technicians are trained on all current diesel engine technologies.
Yes, all our diesel work is backed by comprehensive parts and labor warranties. Warranty terms vary by repair type and components used. We stand behind our diesel work and use quality parts from reputable manufacturers.

Diesel Problems

Hard starting can indicate several problems including glow plug issues, fuel system problems, low compression, or battery/electrical issues. Our diagnostic services will identify the root cause and provide appropriate repair recommendations.
Black smoke typically indicates over-fueling, which can be caused by faulty injectors, turbocharger problems, or air system restrictions. We provide comprehensive diagnosis to identify and correct smoke problems.
Power loss can result from fuel system problems, turbocharger issues, air filter restrictions, or emissions system problems. Our diagnostic testing will pinpoint the cause and restore proper power output.
Signs include rough idle, black smoke, poor fuel economy, hard starting, or lack of power. Fuel injectors are precision components that require professional testing and service. We provide complete fuel injection diagnosis and repair.
DPF (Diesel Particulate Filter) captures soot particles, while DEF (Diesel Exhaust Fluid) reduces NOx emissions. Both are emissions control systems required on modern diesel trucks and need regular maintenance and occasional service.

Service & Convenience

Yes, we offer complimentary vehicle pick-up and delivery within 25 miles of our Angola and Fremont locations. This service is especially valuable for diesel trucks that may not be driveable or for convenience during lengthy repairs.
Yes, we provide comprehensive fleet maintenance programs including scheduled preventive maintenance, emergency repairs, maintenance tracking, and detailed reporting. We work with businesses of all sizes to keep their diesel fleets running.
Yes, we provide detailed written estimates for all diesel work after proper diagnosis. Our estimates include parts, labor, and timeline. We never perform work without customer approval and clearly explain all recommended repairs.
We accept cash, checks, and major credit cards for diesel services. We also offer financing options for major diesel repairs and can work with fleet customers on billing arrangements and payment terms.
Yes, we provide emergency diesel repair services for critical situations. While we maintain regular business hours, we understand that diesel breakdowns can be costly and will work with customers to minimize downtime when possible.

Location & Hours

Angola: Mon-Wed, Fri: 8 AM–12 PM, 1–5 PM; Thursday: 8 AM–12 PM, 1–5 PM. Fremont: Mon-Wed, Fri: 7 AM–12 PM, 1–4 PM; Thursday: 7 AM–12 PM, 1–4 PM. Both locations closed weekends. Extended hours available for major fleet work.
Both our Angola and Fremont locations provide complete diesel services. Choose the location most convenient for you, or we can pick up your vehicle from anywhere within our 25-mile service area.
Appointments are strongly recommended for diesel work due to the complexity and time required. We can often accommodate urgent diesel problems, but scheduling ensures we have the necessary time and resources for your specific needs.
We provide diesel services throughout Angola, Fremont, Hamilton, Pleasant Lake, Ray, Orland, Butler, and surrounding communities. Our pick-up and delivery service extends to a 25-mile radius from both locations.
We offer 25+ years of automotive experience, diesel-certified technicians, quality parts, competitive pricing, convenient locations, free pick-up/delivery service, honest recommendations, fleet services, and comprehensive warranties on all diesel work.

Why choose Lonsbury Garage

Expert automotive services, state-of-the-art equipment, quality parts, fair prices, and a commitment to customer satisfaction.

Lonsbury Garage has been providing top-notch automotive repair services for over 70 years in Angola and Fremont, US. Our certified technicians deliver honest, efficient, and reliable maintenance and repairs for all vehicle makes and models. We strive to make the repair process as stress-free as possible, with upfront pricing and clear communication. Our commitment to excellence has earned us a reputation for unmatched customer satisfaction, which we continue to uphold every day.

Contact Info

Contact phone: (260) 527-3433

Email: jon@lonsburygarage.com

Opening Hours

Angola→ Mon – Fri: 8:00 AM – 5:00 PM. 
Fremont→  Mon – Fri: 7:00 AM – 4:00 PM

Service Center

208 Mechanic Street Angola, IN 46703.                                        104 South Baum Street Fremont, IN 46737

Looking For a Place you can Trust to Keep your Vehicles Rolling. Book a Service

Make an Appointment

Welcome to Lonsbury Garage! Your go-to destination for reliable auto care. Our family-owned, ASE-certified center provides high-quality repairs for domestic and foreign vehicles, all at a fair price. With cutting-edge diagnostic equipment, we ensure your vehicle is serviced correctly and with quality replacement parts. Contact us at (260) 665-5165 or stop by today – your car will thank you!