Maintenance and Service Guide

Additional services for: Natural Gas and
Propane Vehicles
O Inspect fuel tanks
O Drain coalescent fuel filter bowl and replace filter
Exceptions
In addition, there are several exceptions to the Normal Schedule. They are listed below:
Yellow Coolant
O 5 years or 100,000 miles - Change yellow coolant (whichever comes first)
O After initial change - Change yellow coolant every 3 years or 50,000 miles (see
page 48)
Natural Gas and Propane Vehicles
O Every 3 years - Inspect NGV fuel tanks from the date of tank manufacture
O Every 5 years - Inspect propane fuel tanks from vehicle build date
O Every 15 years - Replace NGV fuel tanks from the date of tank manufacture
Class A Motorhome
O Every two years - Change brake fluid
O Every 30,000 miles - Change automatic transmission fluid
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Normal Schedule
Normal Schedule