Performance and Maintenance

See also:

Checking Coolant
The vehicle must be on a level surface when checking the coolant level. Check to see if coolant is visible in the coolant surge tank. If the coolant inside the coolant surge tank is boiling, do not ...

Cruise Control
Cruise Control : Press to turn the cruise control system on and off. : Press to disengage cruise control without erasing the set speed from memory. RES/+: Move the thumbwheel up to ma ...

Balance in ride, handling
With its choice of two powerful engines and strong body-on-frame construction, Rainier carries solid truck credentials. But its silky feel and performance on the road are more akin to a fine touri ...