1997 Chevrolet Tahoe Owner's Manual - Page 401

Drive Axle Service Check readfront axle fluid level add as needed. and Check constant velocity joints andaxle seals forleaking. Brake System Inspection Inspect the completesystem. Inspect brake lines and hoses for proper hook-up, binding, leaks, cracks, chafing, etc. Inspect disc brake pads for wear and rotors for surface condition. Also inspect drum brake linings for wear and cracks. Inspect other brake parts, including drums, wheel cylinders, calipers, parking brake, etc. Check parking brake adjustment. You may need to have your brakes inspected more often if your driving habits or conditions result in frequent braking. Transfer Case (Four-wheel Drive) Inspection Every 12 months or at oil change intervals, check front axle and transfer case and add lubricant when necessary. Oil thecontrol lever pivot point and all exposed control linkage. Check vent hose at transfer case for kinks and proper installation. More frequent lubrication may be required onoff-road use.