Cadillac 2007 STS - Page 509

Additional Required Services (cont’d)
Service and Miles (Kilometers)
25,000
(40 000)
50,000
(80 000)
75,000
(120 000)
100,000
(160 000)
125,000
(200 000)
150,000
(240 000)
Throttle body service. An Emission
Control Service. See footnotes † and (l).
• •••••
Replace spark plugs. An Emission
Control Service.
•
Engine cooling system service (or every
five years, whichever occurs first). An
Emission Control Service.
See footnote (j).
•
4.4L Supercharged Engine: Intercooler
system service (or every five years,
whichever occurs first).
See footnote (p).
•
Inspect engine accessory drive belt. An
Emission Control Service.
See footnote (n).
•
If using DOT-4 brake fluid, change
brake fluid at a regular maintenance
service every two years.
See footnote (i).
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