Cadillac 2009 STS, Owner'S Manual

Page: 472 / 514

Owner Checks and Services
These owner checks and services should be performed
at the intervals specified to help ensure vehicle safety,
dependability, and emission control performance. Your
dealer/retailer can assist with these checks and services.
Be sure any necessary repairs are completed at once.
Whenever any fluids or lubricants are added to the
vehicle, make sure they are the proper ones, as shown
in Recommended Fluids and Lubricants on page 6-13.
At Each Fuel Fill
It is important to perform these underhood checks at
each fuel fill.
Engine Oil Level Check
Notice: It is important to check the engine oil
regularly and keep it at the proper level. Failure to
keep the engine oil at the proper level can cause
damage to the engine not covered by the vehicle
warranty.
Check the engine oil level and add the proper oil if
necessary. See Engine Oil on page 5-18.
Engine Coolant Level Check
Check the engine coolant level and add DEX-COOL
®
coolant mixture if necessary. See Engine Coolant
on page 5-27.
Intercooler Coolant Level Check
(4.4L Supercharged Engine)
Check the coolant level and add DEX-COOL
®
coolant
mixture if necessary. See Engine Coolant on page 5-27.
Windshield Washer Fluid Level
Check
Check the windshield washer fluid level in the windshield
washer fluid reservoir and add the proper fluid if
necessary. See Windshield Washer Fluid on page 5-38.
6-10