1994 GMC Suburban Owner's Manual - Page 350

DIESEL ENGINES - MAlNTENANCE SCHEDULEI@ Item No. Service Miles (000) I 5 10 16 0 0 0 15 24 0 0 0 20 32 0 0 0 - Kilometers (000) 1 Engine Oil Change*-Every 12 Months, or 12 Months, or 8 0 - Oil Filter Change*-Every ~ 0 0 2 Chassis Lubrication-Every 12 Months, or 3 Clutch Fork Ball Stud Lubrication (5-speed manual transmission with deep-low only) 4 - Cooling System Service*-Every 24 Months or 5 Air Cleaner Filter Replacement* 6 Front Wheel Bearing Repack 7 Transmission Service** 8 CDRV System Inspection* Fuel Filter Replacement* 9 12 EGR System Inspection* 17 Engine Accessory Drive (Serpentine) Belt Inspection* 19 Shields and Underhood Insulation InspectionAH 20 Air Intake System InspectionAH 21 Thermostatically Controlled Engine Cooling Fan CheckAH-Every 12 Months or 22 Exhaust Pressure Regulator Valve Inspection* 23 Tire and Wheel Rotation** 24 Drive Axle Service** 25 Brake Systems Inspection** * An Emission Control Service 0 0 0 0 0 0 0 0 0 0 0 0 A ** See "Explanation of Scheduled Maintenance Services"in this section. A Noise Emission Control Service W Applicable only to vehicles sold in the United States. This maintenance scheduled appliesto all diesel engines available. TO41OR0910 t 7-16