1993 Buick Roadmaster Owner's Manual - Page 306

Sched.uledMaintenante Services Schedule I1 Follow Schedule.I1 ONLY if none of the driving conditions specified Schedule I apply. in , TO BE SERVICED (See Explanation of Scheduled Maintenance Services Following Schedules I and 11) WHEN TO PERFORM Miles (kilometers) or Months, Whichever .. Occurs First , I MILE, ; (000) 30 KILOMEl 12.5 I 37.5 I 45 Item No. I. Engine Oil Change" I 25 I 37.5 0 0 Every 7 500 mi. (12 500 km) or 12 mos. At first and then every other oil change Every 7 500 mi. (12 500 km) or 12 mos. At 7 500 mi. (12.500 km) only At 7 500 mi. (12 500 k ) then every m and 15 000 mi. (25 000 km) or as necessary -~ a a 0 0 Ol Filter Change" i 2. Chassis Lubrication 3. Throttle Body Mounting Bolt Torque* 0 a 0 4. Tire & Wheel Inspection Rotation .& I o 5. Engine Accessory Drive Belt(s) Inspection* Every 30 000 mi. (50 000 km) or 24 mos. 6. Cooling System Service" 7. Front Wheel BearingRepack. Every 30 000 mi. (50 '000 km) . ' ~~ . ' t ' 304