Notice: If you use oils that do not have the
GM4718M Standard designation, you can cause
engine damage not covered by your warranty.
Your vehicle’s engine is filled at the factory with a
Mobil 1 synthetic oil, which meets all requirements for
your vehicle.
®
•
SAE 5W-30
Substitute Engine Oil: When adding oil to maintain
engine oil level, oil meeting GM Standard GM4718M
may not be available. You can add substitute oil
designated SAE 5W-30 with the starburst symbol at all
temperatures. Substitute oil not meeting GM Standard
GM4718M should not be used for an oil change.
As shown in the viscosity chart, SAE 5W-30 is best
for your vehicle.
These numbers on an oil container show its
viscosity, or thickness. Do not use other viscosity
oils such as SAE 20W-50.
Engine Oil Additives
Oils meeting these
requirements should also
have the starburst
symbol on the container.
This symbol indicates
that the oil has been
Do not add anything to your oil. The recommended oils
with the starburst symbol that meet GM standards
are all you will need for good performance and engine
protection.
certified by the American
Petroleum Institute (API).
Engine Oil Life System
When to Change Engine Oil
Your vehicle has a computer system that lets you know
when to change the engine oil and filter. This is
based on engine revolutions and engine temperature,
and not on mileage. Based on driving conditions,
the mileage at which an oil change will be indicated can
vary considerably. For the oil life system to work
properly, you must reset the system every time the
oil is changed.
You should look for this on the oil container, and use
only those oils that are identified as meeting GM
Standard GM4718M and have the starburst symbol on
the front of the oil container.
5-19
Product Specification
Categories | Chevrolet Cobalt Manuals, Chevrolet Manuals |
---|---|
Model Year | 2005 |
Download File |
|
Document File Type | |
Copyright | Attribution Non-commercial |
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