See also:

Maintenance under Severe Usage Conditions
The following items must be serviced more frequently on cars normally used under severe driving conditions. Refer to the chart below for the appropriate maintenance intervals. R : Replace I : Ins ...

Drive belts
Inspect all drive belts for evidence of cuts, cracks, excessive wear or oil saturation and replace if necessary. Drive belts should be checked periodically for proper tension and adjusted as neces ...

HEATING AND VENTILATION
1. Temperature control 2. Air conditioning switch (If Installed) 3. Air intake control switch 4. Air flow control 5. Fan speed control Fan Speed Control This is used to turn the blower fan o ...