1993 Buick LeSabre Owner's Manual - Page 287

1 TO BE SERVICED (See Explanation of Scheduled Maintenance Services Following Schedules I and I) I I W H E N TO PERFORM Miles (kilometers) or Months, Whichever Occurs First 7.5 15 MILES (000) 22.5 30 37.5 45 Item No. 8. Spark Plug Replacement* KILOMETERS (000) 0 9. Spark Plug Wire Inspection*? 10.Air Cleaner Filter Replacement* 11. Fuel Tank, Cap & Lines Inspection*? Every 30 000 mi. (50 000 km) 0 0 0 I * The services shown in this schedule up to 45 000 miles (75 000 km) should be performed after 45 000 miles at the same intervals. I An Emission Control Service. The U.S.Environmental Protection Agency has determined that the failure to perform this maintenance item will notnullify the emission warranty or limit recall liability prior IOthe completion of vehicle useful life. General Motors, however, urges that all recommended maintenance services be performed at the indicated intervals and the maintenance be recorded in "Section E:Maintenance Record".