2004 Jeep Grand Cherokee Owner's Manual - Page 305

SCHEDULE "B" 305 M Miles (Kilometers) Change the engine oil and engine oil filter. Inspect the engine air cleaner filter, replace if necessary. Inspect the PCV Valve, replace if necessary. Replace the spark plugs. Lubricate the upper knuckle ball stud at steering & suspension ball joints. Drain and refill the transfer case fluid (Quadra-Trac Models Only). Inspect the brake linings. Clean and lubricate the brake caliper pins. Drain and refill the front and rear axle fluid. Drain and refill the automatic transmission fluid, and change filter (4.0L Only). 78,000 (125 000) X 81,000 (130 000) X 84,000 (134 000) X 87,000 (139 000) X 90,000 (144 000) 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 X X X X 8