1996 Buick Riviera Owner's Manual - Page 305

The services shownin this schedule up 100,000 miles to (166 000 h should be performed after 100,000 miles ) (1 A6 000 k ) the same intervals. m at 0Change engine oil and filter (or every 3 m.onths, whichever occurs first). An Emission Control Senice. $' The U.S. Enviromekd Protection Agency or the the California Air Resources Boad,has determined that failure to perform this .maintenance item not nubfy will the emission warranty 01limit recall iiability priorto the completion of the vehicle's usefullife. We, however, urge that all recommended maintenance services be performed at the indicatedintervals and the maintenance be recorded. DATE ACTUAL MILEAGE SERVICED BY: 7-6