service reset CADILLAC STS 2009 1.G User Guide

When the CHANGE ENGINE OIL SOON message
appears, the following services, checks, and inspections
are required:
❑Change engine oil and lter. SeeEngine Oil on
page 5-18. Reset oil life system. SeeEngine Oil Life
System on page 5-21.An Emission Control Service.
❑Visually check for any leaks or damage.
See footnote (k).
❑Inspect engine air cleaner lter. If necessary, replace
lter. SeeEngine Air Cleaner/Filter on page 5-23.
See footnote (m).
❑Check tires for ination pressures and wear. SeeTires
on page 5-54. If tire rotation is recommended for the
vehicle, rotate tires. SeeTire Inspection and Rotation
on page 5-71and “Tire Wear Inspection” inAt Least
Once a Month on page 6-11.❑Inspect brake system.See footnote (a).
❑Check engine coolant and windshield washer uid
levels. If the vehicle has the 4.4L V8 supercharged
engine, check intercooler uid level. Add uid as
needed.
❑Perform any needed additional services. See
“Additional Required Services” in this section.
❑Inspect suspension and steering components.
See footnote (b).
❑Inspect engine cooling system.See footnote (c).
❑Inspect wiper blades.See footnote (d).
❑Inspect restraint system components.
See footnote (e).
❑Lubricate body components.See footnote (f).
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