Diesel Maintenance & Service

  • ✔  Diesel engine oil and filter service
  • ✔  Fuel filter replacement and fuel system inspection
  • ✔  Engine air filter and cabin filter service
  • ✔  Cooling system and fluid inspections
  • ✔  Brake system inspection and service
  • ✔  Belt, hose and accessory drive inspection 

Preventative maintenance is the best way to keep your diesel truck reliable, efficient, and on the road. At G & J Diesel, we provide complete maintenance services for Powerstroke, Cummins, and Duramax trucks, along with work trucks and fleet vehicles.

Maintenance Inspections

During routine service appointments, our technicians inspect the systems that commonly wear on diesel trucks so potential issues can be identified before they develop into more expensive repairs.

Fuel System Inspection
Fuel filters and related components are inspected to help protect the high-pressure diesel injection system.

Cooling System Inspection
Radiators, hoses, and coolant conditions are inspected to help prevent overheating. 

Brake System Inspection
Brake pads, rotors, and hydraulic components are inspected for safe braking performance.

Steering and Suspension Check
Front end components and steering linkage are evaluated for wear affecting handling and tire wear.

Battery and Charging System Testing
Battery performance and charging output are tested, which is especially important in colder climates.

Fluid Condition and Level Inspection
Transmission, differential, transfer case, power steering and brake fluid levels and conditions are checked.

Seasonal Diesel Maintenance

Cold-weather and heavy-duty use can place additional stress on key systems.

Season services may include: 

• Battery and starting system checks

• Cooling system protection

• Winter fuel system preparation 

• Inspection of glow plug and starting         components 

High mileage trucks and vehicles used for towing may require additional maintenance beyond factory service intervals. stem preparation.
 

Why Regular Maintenance Matters

Proper maintenance helps protect your diesel engine and reduce downtime and the likelihood of costly repairs.  

Routine service can help:

 ✓ Extend engine life

 ✓ Maintain fuel efficiency

 ✓ Reduce unexpected breakdowns

 ✓ Protect expensive fuel system components

 ✓ Maintain resale value

Consistent maintenance is one of the most effective ways to keep your truck dependable and operating at peak performance.