Engine Oil - Cadillac CTS Owner's Manual

1. Windscreen Washer Fluid
Reservoir. See Washer
Fluid 0 263.
2. Remote Positive (+) Battery
Terminal. See Jump
Starting 0 303.
3. Engine Compartment Fuse
Block 0 272.
4. Engine Coolant Surge Tank and
Pressure Cap. See Cooling
System 0 258.
5. Remote Negative (-) Battery
Terminal. See Jump
Starting 0 303.
6. Engine Oil Dipstick. See Engine
Oil 0 253.
7. Engine Cooling Fan (Out of
View). See Cooling System 0 258.
8. Engine Oil Fill Cap (Out of View).
See Engine Oil 0 253.
9. Engine Air Cleaner/Filter 0 256.
10. Brake Fluid Reservoir. See Brake
Fluid 0 265.

Engine Oil

To ensure proper engine performance
and long life, careful attention must
be paid to engine oil. Following these
simple, but important steps will help
protect your investment:
Use engine oil approved to the
proper specification and of the
proper viscosity grade. See
Selecting the Right Engine Oil in
this section.
Check the engine oil level regularly
and maintain the proper oil level.
See Checking Engine Oil and
When to Add Engine Oil in this
section.
Change the engine oil at the
appropriate time. See Engine Oil
Life System 0 255.
Always dispose of engine oil
properly. See What to Do with
Used Oil in this section.
Checking Engine Oil
Check the engine oil level regularly
(every 650 km (400 mi), especially
prior to a long trip. The engine oil
VEHICLE CARE
dipstick handle is a loop. See Engine
Compartment Overview 0 250 for the
location.
Warning
The engine oil dipstick handle may
be hot; it could burn you. Use a
towel or glove to touch the dipstick
handle.
If a low oil Driver Information Centre
(DIC) message displays, check the oil
level.
Follow these guidelines:
To get an accurate reading, park
the vehicle on level ground. Check
the engine oil level after the
engine has been off for at least
two hours. Checking the engine oil
level on steep gradients or too
soon after engine shutoff can
result in incorrect readings.
Accuracy improves when checking
a cold engine prior to starting.
Remove the dipstick and check the
level.
253