2006 Jeep Grand Cherokee Owner's Manual - Page 401

SCHEDULE "B" 401 M Miles (Kilometers) Change the engine oil and engine oil filter, if not replaced at 3 months. Rotate the tires. Check spare tire for proper pressure and correct stowage. Inspect the engine air cleaner filter, replace if necessary. Inspect the PCV Valve, replace if necessary. Replace the spark plugs. Drain and refill the front and rear axles. Inspect the brake linings. Drain the transfer case and refill. 18,000 (30 000) X X X 21,000 (35 000) X 24,000 (40 000) X X X 27,000 (45 000) X 30,000 (50 000) X X X X X X X A I N T E N A N C E S C H E D U L E S X X 8