The Diesel Doctor

The Diesel Doctor Been in business since 1980. Automotive repair shop in El Cajon specializing in diesel repair, and any other automotive repairs. Opened up Diesel Doctor in 1981.

I have finished Diesel School in 1980. First it was mobile for 5 years then I opened the shop for ten years. And went back to be mobile ever since. I have worked with both gasoline and diesel engines, all small engine diesels from marine to transport trucks, automotive. Now specialized in Fords, Chevys and Dodges, emergency equipment, fleets and privately own vehicles. Familiar with MTS Inspections and CHP inspections. I carry ASE, Brake and Light Certificates, Just finished GM tech class.

This image captures the organized dedication behind every service at The Diesel Doctor. 🧠 Precision in every detail, fro...
05/25/2026

This image captures the organized dedication behind every service at The Diesel Doctor. 🧠 Precision in every detail, from meticulous records to expert repairs. We specialize in comprehensive diesel oil and brake services to keep your vehicle running smoothly and safely in Bostonia, CA. For top-notch service, visit us at 1301 Pepper Dr Suite C, El Cajon, CA 92021 or call (619) 749-9286. 🔧

When your diesel truck is more than just a vehicle, it's a partner in your life, trust its care to the experts. 🛠️ Keepi...
05/24/2026

When your diesel truck is more than just a vehicle, it's a partner in your life, trust its care to the experts. 🛠️ Keeping Bostonia's diesel engines running strong is our mission. For expert diesel mechanical repairs, visit The Diesel Doctor at 1301 Pepper Dr Suite C, El Cajon, CA 92021, call us at (619) 749-9286 or explore our services at https://www.thedieseldoctorsd.com/. 🐶

Keep your mid-size commercial vehicles running strong! 💪 Regular maintenance, especially for diesel oil and brakes, is k...
05/23/2026

Keep your mid-size commercial vehicles running strong! 💪 Regular maintenance, especially for diesel oil and brakes, is key to preventing costly downtime. For expert diesel repairs in Bostonia, California, trust The Diesel Doctor. Visit us at 1301 Pepper Dr Suite C, El Cajon, CA 92021, call (619) 749-9286, or learn more at www.thedieseldoctorsd.com. 🛠️

Precision repairs for your mid-size commercial vehicles and medium-duty trucks are our specialty! 🛠️ From diesel mechani...
05/22/2026

Precision repairs for your mid-size commercial vehicles and medium-duty trucks are our specialty! 🛠️ From diesel mechanical work to oil and brake services, we keep your fleet running smoothly. Visit us at 1301 Pepper Dr Suite C, El Cajon, CA 92021, call (619) 749-9286, or explore our services at https://www.thedieseldoctorsd.com/. 🚚

Is your mid-size commercial vehicle in need of expert attention? 🛠️ At The Diesel Doctor in Bostonia, CA, we specialize ...
05/21/2026

Is your mid-size commercial vehicle in need of expert attention? 🛠️ At The Diesel Doctor in Bostonia, CA, we specialize in keeping your fleet running smoothly with comprehensive diesel engine services. Trust our experienced technicians to diagnose and repair any issue. Visit us at 1301 Pepper Dr Suite C, El Cajon, CA 92021, call (619) 749-9286, or learn more on our website https://www.thedieseldoctorsd.com/! 🚚

Our team at The Diesel Doctor is ready to keep your mid-size commercial vehicles running smoothly! From diesel mechanica...
05/20/2026

Our team at The Diesel Doctor is ready to keep your mid-size commercial vehicles running smoothly! From diesel mechanical repairs to oil and brake services, we specialize in keeping your medium-duty trucks in top condition. ⚙️ Trust us to provide quality service in Bostonia, CA. Learn more at https://www.thedieseldoctorsd.com/ or call us at (619) 749-9286. Visit us at 1301 Pepper Dr Suite C, El Cajon, CA 92021. 🚚

05/20/2026
Trust The Diesel Doctor for expert diesel oil changes and brake repairs in Bostonia! Our team is dedicated to keeping yo...
05/19/2026

Trust The Diesel Doctor for expert diesel oil changes and brake repairs in Bostonia! Our team is dedicated to keeping your vehicle running smoothly and safely. Get in touch for reliable service! 🛠️🚗

Visit us at 1301 Pepper Dr Suite C, El Cajon, CA 92021, call (619) 749-9286, or learn more at https://www.thedieseldoctorsd.com/.

When your diesel needs expert care, trust the professionals! 🛠️ We specialize in diesel oil and brake repair, ensuring y...
05/19/2026

When your diesel needs expert care, trust the professionals! 🛠️ We specialize in diesel oil and brake repair, ensuring your vehicle runs smoothly and safely. For top-notch service in Bostonia, CA, visit us at 1301 Pepper Dr Suite C, El Cajon, CA 92021, call (619) 749-9286, or learn more at https://www.thedieseldoctorsd.com/.

Keeping your mid-size commercial vehicle or medium-duty truck running smoothly is crucial! 🔧 Regular diesel oil changes ...
05/16/2026

Keeping your mid-size commercial vehicle or medium-duty truck running smoothly is crucial! 🔧 Regular diesel oil changes and brake inspections are key to preventing costly repairs. Don't wait for issues to arise! Visit us at 1301 Pepper Dr Suite C, El Cajon, CA 92021, call us at (619) 749-9286, or learn more on our website: thedieseldoctorsd.com. 🚚

Address

1301 Pepper Drive Suite C
El Cajon, CA
92021

Opening Hours

Monday 7:30am - 4:30pm
Tuesday 7:30am - 4:30pm
Wednesday 7:30am - 4:30pm
Thursday 7:30am - 4:30pm
Friday 7:30am - 4:30pm

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