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RJ Fox Automotive · Mount Dora, FL

Diesel Engine Repair in Mount Dora, FL

Diesel engine repair for Mount Dora trucks and vehicles. Injectors, turbos, glow plugs, DPF, and full diesel diagnostics.

Honest Pricing
Fast Turnaround
All Makes & Models
Serving Mount Dora, FL
(352) 250-3210

Diesel Engine Repair Near Mount Dora, FL

RJ Fox Automotive handles diesel engine repair in-house at our Eustis shop, about ten minutes south on US-441. We service Ford Power Stroke, GM Duramax, and Ram Cummins diesel engines along with diesel-powered imports and light trucks.

Diesel services we perform include fuel system diagnosis, injector testing and replacement, glow plug replacement, turbocharger inspection and repair, EGR system service, DPF cleaning and replacement, diesel-specific oil and filter service, and full diesel diagnostics.

Diesel Services We Perform

Diesel Diagnostics

Full system scan for diesel-specific fault codes covering injectors, turbo boost, EGR, DPF, and fuel rail pressure.

Fuel System Service

Fuel filter replacement, water separator draining, lift pump testing, and fuel delivery diagnosis.

Injector Diagnosis and Replacement

Individual injector contribution testing and replacement of injectors that are outside acceptable fuel delivery range.

Glow Plug Replacement

Individual glow plug testing and replacement of failed plugs that cause hard cold starting and white smoke on startup.

Turbocharger Inspection and Service

Inspecting turbo shaft play, boost leaks, oil supply lines, and actuator function to assess turbo condition.

EGR System Service

EGR valve cleaning or replacement, EGR cooler inspection, and carbon buildup removal from intake passages.

DPF Service

DPF regeneration forced cycles, cleaning, and replacement for diesel particulate filters that have exceeded normal regeneration capacity.

Diesel Oil and Filter Service

Oil and filter changes using the correct API-rated oil specification for your specific diesel engine.

"This automotive workshop is fantastic, the work they do is first-class and fast. The owner knows his stuff and keeps you informed and up to date on exactly what is happening. Can not recommend this place enough!"

Stefan Rogers — Mount Dora, FL

Frequently Asked Questions

Power loss with smoke can indicate injector wear, a boost leak, a failing turbocharger, a clogged DPF, or EGR system problems. We diagnose the specific cause before recommending any repair.

Diesel injectors do not have a fixed service interval but benefit from using quality fuel and keeping up with oil changes.

Yes. We clean, diagnose, and replace diesel particulate filters.

Yes. Ford Power Stroke, GM Duramax, Ram Cummins, and diesel-powered imports.

Take US-441 South toward Eustis. Turn right on David Walker Dr. About ten minutes from downtown Mount Dora.

Diesel Engine Repair Near You

Diesel Engine Repair in Mount Dora, FL

Stop by 801 David Walker Dr in Eustis or call us to schedule. Honest estimates before any work begins.