Synthetic Engine Oils
You may use synthetic engine oils provided the recommended oil quality requirements are met, and the recommended maintenance intervals for oil and filter changes are followed.
See also:
Materials Added To Engine Oil
Do not add any supplemental additives, other than leak
detection dyes, to your engine oil. Engine oil is an
engineered product and its performance may be impaired
by supplemental additives. ...
Engine Coolant Level
The coolant bottle provides a quick visual method for
determining that the coolant level is adequate. With the
engine idling, and warm to normal operating temperature,
the level of the engine co ...
Publication Order Forms
To order the following manuals, you may use either the
website or the phone numbers listed below. Visa, Mastercard,
American Express, and Discover orders are accepted.
If you prefer mailing your ...


