Navistar's EGR-only MaxxForce strategy for the 2010 emissions rules ran into trouble; it moved to SCR in 2012 and to Cummins engines in some models, per trade press. See the MaxxForce EGR page. For the Power Stroke engines Navistar built, see the Power Stroke hub.
Navistar / International-specific pages
Common to all diesels
These apply to Navistar / International engines too.
- Hard start when cold
- Cranks, will not start
- White smoke
- Black smoke
- Blue smoke
- Low power / limp mode
- Rough idle
- Water in fuel light
- Fuel in the oil
- Overheating when towing
- Losing coolant
- DPF and regeneration
- Cold-weather gelling
- DEF / SCR faults
- NOx sensor problems
- Clogged EGR valve
- Turbo whistle / boost leak
- Injector knock
- Wet stacking
- Glow plug / grid heater failure
- Hot transmission when towing
- Fuel filter restriction
- Air in the fuel
- Oil consumption
- Crankcase blow-by
- Cavitation / liner pitting
- Maintenance basics
- Winter diesel prep
- Buying a used diesel
- Is a DPF/EGR delete legal?
Where this comes from
- Truck News: How Navistar solved its EGR problems
- Truck News: Navistar puts emissions debacle in the rearview mirror
- Wikipedia: Ford Power Stroke engine
Last reviewed 2026-10-19. General information only: confirm with your service information and a qualified diesel technician.