Reliable General Auto & Diesel Truck Repairs by ASE-Certified Technicians
From minor fixes to major overhauls, ER Auto & Diesel provides reliable repair for cars, gas trucks, and diesel trucks of all makes and models. With an ASE Master Technician and years of hands-on experience, we proudly serve Trinidad, Southern Colorado, and Northern New Mexico with expert workmanship and dependable service.
Auto & Diesel Truck Repairs
- Whether it’s your daily driver or work truck, we offer full-service auto and truck repairs.
- From engines to exhaust, our ASE-certified techs handle it all under one roof.
- Honest diagnostics, quality parts, and dependable results every time.
Cummins, Powerstroke & Duramax Repair, EGR cleaning/replacement, emission system service, head gasket replacement, engine replacement, turbo & fuel injector replacement, check engine light diagnosis & repair, brakes, tune ups & more!
RV Repairs
- We provide complete RV repairs including mechanical, electrical, and chassis service.
- Whether you’re passing through or parked locally, we’ll get you road-ready fast.
- RV repair available across Trinidad and surrounding areas.
Coolant leaks, tire replacement, forced regens, radiator replacement, air conditioning, oil changes, brakes, check engine lights, and emission systems.
Bus Repairs
- Our shop handles all types of bus repairs, from school buses to shuttle fleets.
- We provide fast, reliable diagnostics and service to ensure safe passenger transport.
- Servicing Southern Colorado and Northern New Mexico with precision and care.
Tire replacement, Inspections, electrical repair, brakes, coolant leaks, oil changes, check engine lights, emission systems.
Commercial Truck/Trailer Repairs
- We specialize in expert commercial truck and trailer repairs in Trinidad, CO and beyond.
- From brake systems to suspension and electrical issues, we keep your rig road-ready.
- Trust our certified team to minimize downtime and maximize performance.
Coolant leaks, tire replacement, air bags, brakes, radiator replacement, forced regens, DEF system repair, DOT Inspections, alternator replacement & more!
European Auto Repair
- Specialized service and repair for European vehicles, from routine maintenance to complex diagnostics.
- Our Audi and Volkswagen specialists use professional tools and proven procedures for accurate results.
- Trusted care that keeps your European vehicle performing safely, smoothly, and efficiently.
Bus Repairs
- Our shop handles all types of bus repairs, from school buses to shuttle fleets.
- We provide fast, reliable diagnostics and service to ensure safe passenger transport.
- Servicing Southern Colorado and Northern New Mexico with precision and care.
Looking For Other Services?
At ER Auto & Diesel, LLC, our expertise goes beyond the services listed above. We’ve got you covered with both in-shop and auto and diesel repair services in Trinidad, CO. Reach out with your automotive or heavy-duty concerns—we’re here to find the right solution. Your satisfaction is our priority. Call us today and get back on the road with confidence!
FAQs
Yes, we service all makes and models of gas and diesel trucks, cars, and commercial vehicles with ASE-certified expertise.
Absolutely. We’re equipped for full-size RVs, buses, and commercial trailers, both in-shop and on-site when possible.
Yes, we provide and on-site repair for trucks, RVs, and heavy equipment throughout Trinidad, Southern Colorado, and Northern New Mexico.
Appointments are recommended, but we do our best to accommodate walk-ins and emergency repairs whenever possible.
We use advanced diagnostic tools to identify mechanical, electrical, and emissions issues accurately—saving time and preventing unnecessary repairs.
Yes, we offer maintenance and repair programs for fleets, commercial trucks, and heavy equipment to keep your vehicles running reliably.
Yes, all work is backed by a warranty on quality parts and dependable service from our ASE Master Technician. Call to discuss further.
We proudly serve Trinidad, Southern Colorado, and Northern New Mexico with in-shop and repair options.
You can schedule an appointment with ER Auto & Diesel, LLC by using the online appointment scheduler on our site or by giving us a call.