1994 Buick Century Owner's Manual - Page 272

3. Tire and Wheel Rotation and Inspection-- For proper wear and maximum tire life, rotate your tires following the instructions in this manual. See "Tires, Below are explanations of the services listed in Schedule Inspection & Rotation" in the Index. Check the tires 1. I and Schedule1 for uneven wear or damage. If you see irregular or premature wear, check the wheel alignment. Check The proper fluids and lubricants to use are listed in for damaged wheels also. Section D. Make sure whoever services your vehicle uses these. All parts should replaced and all necessary be 4. Engine Accessory Drive Belt(s) Inspection-repairs done before you or anyone else drives the vehicle. Inspect the belt(s) for cracks, fraying, wear and proper tension. Replace needed. as NOTE:To determine your engine's displacement and code, see "Engine Identification" in the Index. 5. Cooling System Service* -- Drain, flush and refill the system with new or approved recycled coolant -1. Engine Oil and Filter Change* Always use SH conforming to GM Specification 1825M. Keep coolant or SG Energy Conserving oils of proper viscosity. I1 at the proper mixture as specified. "Coolant" in the See The "SH or S G ' designation may be shown alone or Index. This provides proper freeze protection andboil in combination with others, such as "SH/CD' or protection, corrosion inhibitor level and maintain "SH, CD," "SG/CD,"etc. To determine the SG, proper engine operating temperature. preferred viscosity for your vehicle's engine (e.g., SAE 5W-30 or S A E 10W-30), see "Engine Oil" in Inspect hoses and replace they are cracked, if the Index. swollen or deteriorated. Tighten screw type hose clamps. Clean the outside the radiator and air of 2. Chassis Lubrication -- Lubricate the transaxle shift conditioning condenser. Wash the pressure cap and linkage, parking brake cable guides, underbody contact points and linkage. If your vehicle is equipped neck with grease fittings, lubricate the suspension and To help ensure proper operation, we recommend a steering linkage. pressure testof both the cooling system and the pressure cap. Explanation of Scheduled Maintenance Services 270