2002 Cadillac DeVille Owner's Manual - Page 402

Scheduled Maintenance 90,000 Miles (150 000 km) j Replace passenger compartment air filter. If you drive regularly under dusty conditions, the filter may require replacement more often. j Inspect throttle body bore and valve plates for deposits, open the throttle valve and inspect all surfaces. Clean as required. An Emission Control Service. (See footnote [.) j Replace engine air cleaner filter. An Emission Control Service. j Rotate tires. See "Tire Inspection and Rotation" in the Index for proper rotation pattern and additional information. (See footnote +.) DATE ACTUAL MILEAGE SERVICED BY: 97,500 Miles (162 500 km) j Rotate tires. See "Tire Inspection and Rotation" in the Index for proper rotation pattern and additional information. (See footnote +.) DATE ACTUAL MILEAGE SERVICED BY: 7-14