To Next PageTo Next PageWhat to do if my Navistar Trucks air filter restriction gauge is locked at the red zone during heavy snow or rain?
If your Navistar Truck's gauge is locked in the red zone due to heavy snow or rain, inspect the filter elements for any damage.
What to do if my Navistar Trucks has a high restriction reading and has an inner element?
If your Navistar Truck shows a high restriction reading, and it's equipped with an inner element, it might be plugged. Replace the inner air filter element if you find it's plugged.
How to increase airflow to get a restriction reading on my Navistar Trucks?
If your Navistar Truck's gauge isn't showing a restriction reading, and after resetting, the engine airflow might be too low. To resolve this, rev the engine from idle to full RPM multiple times to increase airflow and generate an initial reading.
How to check for a leak in the gauge of my Navistar Trucks?
If your Navistar Truck isn't showing a restriction reading, there might be a leak in the gauge. Repeat the vacuum test, but this time, ensure the gauge connection is airtight.
Explanation of warnings and cautions used throughout the manual for safety and damage prevention.
Information on locating VIN, feature codes, and engine serial numbers for vehicle identification.
Guidelines for performing pre-trip vehicle inspections, including preparation steps.
Comprehensive checklist for inspecting safety equipment, doors, clutch/gearshift, oil pressure, air alarms, and more.
Description of various LED warning indicators and their meanings.
Explanation of the standard and optional gauges in the instrument panel.
Details on the integral digital display, its quadrants, and display control.
Description of controls located on the steering wheel, including horn and cruise/throttle.
Explanation of cruise control system operation and safety warnings.
Description of switches and levers on the steering column for operator comfort and control.
Location and function of various optional switches in the dash panel.
Instructions for operating the climate control system, including air conditioning modes.
Critical safety warnings for operating the vehicle, including weight ratings and restraint systems.
Instructions and warnings for proper use, inspection, and maintenance of seat belts.
Step-by-step instructions for safely starting the vehicle engine.
Description and warnings for operating the engine brake or retarder feature.
Requirements and hazards associated with diesel fuel, including additives and blending.
Explanation of the DPF system and procedures for regeneration.
Methods for safely parking the vehicle using various transmission shift selectors.
Explanation of ABS operation, self-check procedures, and driving tips.
Guidelines and warnings for towing the vehicle safely.
Procedures for connecting and disconnecting trailers, including air suspension considerations.
Instructions for operating the fifth wheel, including hooking up and unhooking.
Safety precautions for supporting the vehicle during service repairs.
Inspection and adjustment procedures for the air brake system.
Details on DPF regeneration and cleaning procedures.
Tire warnings, maintenance, inflation checks, and inspection guidelines.
Recommended synchronized intervals for various vehicle systems.
Charts providing torque specifications for various fasteners and components.
Overview of the International Truck Warranty Program and available coverage options.
Instructions on obtaining standard and optional warranty programs.
General