Service Intervals & Specifications

REPLACEMENT INTERVALS ⁽¹⁾

Component

Miles

Air Filter

30,000

Automatic Transmission

30,000

Coolant

⁽²⁾

Fuel Filter ⁽³⁾

60,000

Manual Transmission

37,500

Oil & Filter

7500

PCV Valve

⁽⁴⁾ 60,000

Spark Plugs

30,000

Spark Plug Wires

60,000

Transfer Case

30,000

⁽¹⁾	Under normal operating conditions.

⁽²⁾	Replace coolant at 36 months, regardless of mileage, then replace every 24 months after that.

⁽³⁾	Required on Federal vehicles.

⁽⁴⁾	Inspect and replace if necessary.

BELT ADJUSTMENT

Application

Tension: Lbs. (kg)

Serpentine Belt

New Belts

⁽¹⁾

Used Belts

⁽¹⁾

⁽¹⁾	Grand Cherokee 5.2L engine, is equipped with an automatic belt tensioner. DO NOT attempt to adjust belt tension.