GM Service Manual Online
For 1990-2009 cars only

The following services should be performed at the first maintenance service (I or II) after the indicated miles (kilometers) shown for each item. See "Maintenance Schedule" in the Index of the DTS owner manual.

Additional Required Services

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)

Change automatic transaxle fluid and filter.

 

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Engine cooling system service (or every five years, whichever occurs first). An Emission Control Service. See footnote (i) in the DTS owner manual.

 

 

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