Replacement Intervals (Wrangler)

REPLACEMENT INTERVALS (WRANGLER) ⁽¹⁾

Component

Months

Miles

Air Filter

Normal Service

30,000

Severe Service

⁽²⁾

15,000

Automatic Transmission

Normal Service

⁽²⁾

⁽³⁾ 100,000

Severe Service

⁽²⁾

⁽³⁾ 60,000

Coolant

⁽⁴⁾

Drive Belt ⁽⁵⁾

Normal Service

2.5L

30,000

4.0L

⁽⁶⁾ 60,000

Severe Service

2.5L

⁽²⁾

30,000

4.0L & 4.7L

⁽²⁾

⁽⁶⁾ 45,000

Front & Rear Axles

Normal Service

⁽⁷⁾

Severe Service

⁽²⁾

12,000

Manual Transmission ⁽⁷⁾

Oil & Filter

Normal Service

7500

Severe Service

⁽²⁾

3000

Spark Plugs

30,000

Spark Plug Wires

2.5L

60,000

Transfer Case

30,000

⁽¹⁾

Different interval may be required for normal and severe service. Severe service is described as frequent short trip driving (less than 5 miles), frequent driving in dusty conditions, extensive idling, trailer towing, sustained high speed operation, off road driving, desert operation, cold climate operation and commercial service.

⁽²⁾	Monthly service interval does not apply.

⁽³⁾	Change fluid, filter and adjust bands.

⁽⁴⁾	Replace coolant at 60 months, regardless of mileage, then replace every 24 months afterward.

⁽⁵⁾	Inspect and/or replace as necessary. On 2.5L, adjust tension if necessary.

⁽⁶⁾	After 45,000 or 60,000 inspection, check every 15,000 miles afterward.

⁽⁷⁾	Service intervals are not available from manufacturer. Check fluid level at every engine oil change.