1994 Chevrolet Blazer Owner's Manual - Page 313
1994 Chevrolet Blazer Manual
Page 313 highlights
Explanation Of Scheduled Maintenance Services Below are explanations of the services listed in the maintenance charts. The proper fluids and lubricants to use are listed in this section. Make sure whoever services your vehicle uses these. All parts should be replaced and all necessary repairs done before you or anyone elsedrives the vehicle. 1. ENGINE OIL AND OIL FILTER CHANGE* ALWAYS USE - API SERVICE SH OR SG ENERGY CONSERVING I1 OILS OF THE PROPER VISCOSITY. The "SH" or "SG" designation may be shown alone orin combination with others, such as "SHKD", or "SH, SG, CD," or "SG/CD", etc. To determine the preferred viscosity oil for your vehicle's engine (e.g. SAE 5W-30), see "Engine Oil" in the Index. 2. CHASSIS LUBRICATION Lubricate the front suspension, ball joint, steering linkage, and transfer case shift linkage, parking brake cable guides, propshaft splines, universal joints, brake pedal springs, and clutch pedal springs at the intervals specified on the proper maintenance schedule, or at every engine oil change, whichever comes first. Ball joints should not be lubricated unless their temperature is 10°F (-12°C) or higher. When the weather is cold, let them warm up before lubricating them or they could be damaged. Also, be sure tocheck all the vehicle fluid levels at this time. 3. COOLING SYSTEM SERVICE*- Drain, flush and refill the system with new or approved recycled coolant conforming to "GM Specification 603%"'. See "Engine Coolant" in the Index for the proper coolant and mixture to use in your vehicle. Also inspect the hoses and replace them if they are cracked, swollen, or deteriorated. Clean the outside of the radiator and air conditioning condenser. Wash theradiator neck. To ensure proper operation, pressure test the radiator and cap. 4. AIR CLEANER FILTER REPLACEMENT" Replace at specified intervals. Ask your dealer for the proper replacement intervals for your driving conditions. 5. FRONT WHEEL BEARING REPACK (2-WHEEL DRIVE ONLY) - Clean and repack thefront wheel bearings at each brake relining, or at the specified interval, whichever comes first. *An Emission Control Service 7-7