The Jeep Wrangler runs 5W-20 full synthetic oil on the 3.6L Pentastar V6 (0W-20 on the 2.0L turbo and 4xe) changed every 10,000 miles. Key services include front and rear axle (differential) fluid and transfer-case fluid at 60,000 miles, brake fluid every 3 years, spark plugs at 100,000 miles (60,000 on the 2.0L turbo), and a coolant flush at 150,000 miles. Average annual cost: $500-$700.
| Interval | Service |
|---|---|
| Every 4,000 mi (severe duty / off-road) | Engine oil & filter change, Rotate tires, Inspect axle vents, skid plates, and undercarriage, Inspect for off-road damage |
| Every 10,000 mi / 12 months | Engine oil & filter change (5W-20 3.6L V6; 0W-20 2.0L turbo/4xe), Rotate tires, Inspect brakes, steering, and suspension, Inspect ball joints and track bar |
| Every 20,000 mi | Replace cabin air filter (JL 2018+), Inspect brake pads and rotors, Inspect CV joints and driveshafts |
| Every 30,000 mi | Replace engine air filter, Inspect drive belt, Inspect coolant condition and hoses |
| Every 36 months (brake fluid) | Replace brake fluid (DOT 3) |
| Every 60,000 mi | Front and rear axle (differential) fluid change, Transfer case fluid change, Automatic transmission fluid service (severe duty), Manual transmission fluid change (if equipped) |
| Every 100,000 mi | Replace spark plugs (3.6L Pentastar V6; 2.0L turbo at 60,000 mi), Inspect PCV valve, Inspect water pump |
| Every 120,000 mi | Automatic transmission fluid & filter (normal duty), Inspect valvetrain |
| Every 150,000 mi | Engine coolant flush (Mopar OAT / HOAT), Inspect entire cooling system |