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Professionals built on Integrity, who strive for Excellence

Detroit_Diesel-DD15_Engine_mp923_pic_64680-1-768x576+ 11.25 gallons Oil Filter Change
+ Minimum Oil pressure
+ 10.15psi @ 600RPM
+ 23.20psi @ 1200RPM
+ 36psi @ 1800RPM

Questions to ask

What is your current MPG?  <6.0MPG

After-treatment Device

Inspect external hardware and connections at every oil change.

Every Oil Change 15k-20k miles

  • Lubricating Oil and Filters
  • Test Coolant
    Fuel Filters with Frame-mount Filter 
  • Change frame filter every 50k miles
  • Changes filters every 100k miles


  • Belts and Pulleys
  • Air System
  • Air Cleaner
  • Air Compressor
  • Drive Line
  • Exhaust System
  • Suspension Bushings/Axle Torque Rods
  • Check Oil Levels in all 3 Boxes
  • Power Steering Oil Level
  • Engine Air Filter
  • Cabin Air Filter
  • Wiper Blades
  • Washer Fluid
  • Oil Pressure
  • Turbo Charger

Every 175K Miles


  • Coolant Filter
  • DEF Pump Filter
  • Engine Belt

Every 300K Miles

    After-Treatment Device 
  • DPF Remove ash at 300K to 400K miles
  • 1-Box 500K Miles
  • DEF Pump Air Bladder 2010 Engines only: Refill air every 24 months

Valve Lash Adjustment every 500K

Copyright © TAT Express Inc. Dallas Diesel Repair
4140 Langdon Rd., Dallas, TX 75241 Phone: (972)225-3017

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