• Severe Commercial Use Vehicles Only: Lubricate chassis components every 5 000 km/ 3,000 mi.
• Have underbody flushing service performed once a year.
Maintenance Schedule
Additional Maintenance and CareRemoval Procedure
Warning: Refer to Approved Equipment for Collision Repair Warning in the
Preface section.
Warning: Refer to Glass and Sheet Metal Handling Warning in the Preface section.
Disable the SIR System. Refer to SIR Disabling and Enabling.
Disconnect the negative battery cable. Refer to Bat ...
Climate Control Systems
The heating, cooling, defrosting, and ventilation for the vehicle can be controlled with these systems.
Vehicles without Air Conditioning
1. Temperature Control.
2. Bi-level Air Mode.
3. Floor Air Mode.
4. Vent Air Mode.
5. Fan Control.
6. Driver and Passenger Heated Seats (If Equ ...
SIR Disabling and Enabling
SIR component location affects how a vehicle should be serviced. There are
parts of the SIR system installed in various locations around a
vehicle. To find the location of the SIR components refer to SIR Identification
Views.
There are several reasons for disabling the SIR system, such as re ...