JL WRANGLER SERVICING AND MAINTENANCE
Mileage or time passed (whichever comes first)
20,000 miles or 2 years
- Inspect the CV/Universal joints.
- Inspect front suspension, tie rod ends, and replace if necessary.
- Inspect the front and rear axle fluid.
- Inspect the brake linings, replace as necessary.
- Adjust parking brake on vehicles equipped with four wheel disc brakes.
- Replace air conditioning/cabin air filter.
30,000 miles or 3 years
- Inspect transfer case fluid.
- Replace engine air cleaner filter.
- Replace Spark Plugs – 2.0L Engine**
- Change the manual transmission fluid if using your vehicle for any of the following: trailer towing, snow plowing, heavy loading, taxi, police, delivery service (commercial service), off-road, desert operation or more than 50% of your driving is at sustained high speeds during hot weather, above 90°F (32°C).
40,000 miles or 4 years
- Inspect the CV/Universal joints.
- Inspect front suspension, tie rod ends, and replace if necessary.
- Inspect the brake linings, replace as necessary
- Adjust parking brake on vehicles equipped with four wheel disc brakes.
- Replace air conditioning/cabin air filter.
- Change front and rear axle fluid if using your vehicle for police, taxi, fleet, off-road or frequent trailer towing.
50,000 miles or 5 years
- No service required.
60,000 miles or 6 years
- Inspect the CV/Universal joints.
- Inspect front suspension, tie rod ends, and replace if necessary.
- Inspect the front and rear axle fluid.
- Inspect the brake linings, replace as necessary.
- Adjust parking brake on vehicles equipped with four wheel disc brakes.
- Replace engine air cleaner filter.
- Replace air conditioning/cabin air filter.
- Replace Spark Plugs – 2.0L Engine**
- Change the manual transmission fluid if using your vehicle for any of the following: trailer towing, snow plowing, heavy loading, taxi, police, delivery service (commercial service), off-road, desert operation or more than 50% of your driving is at sustained high speeds during hot weather, above 90°F (32°C).
- Change transfer case fluid if using your vehicle for any of the following: police, taxi, fleet, or frequent trailer towing.
70,000 miles or 7 years
- No service required.
80,000 miles or 8 years
- Inspect the CV/Universal joints.
- Inspect front suspension, tie rod ends, and replace if necessary.
- Inspect the brake linings, replace as necessary
- Adjust parking brake on vehicles equipped with four wheel disc brakes.
- Replace air conditioning/cabin air filter.
- Change front and rear axle fluid if using your vehicle for police, taxi, fleet, off-road or frequent trailer towing.
90,000 miles or 9 years
- Inspect transfer case fluid.
- Replace engine air cleaner filter.
- Replace Spark Plugs – 2.0L Engine**
- Change the manual transmission fluid if using your vehicle for any of the following: trailer towing, snow plowing, heavy loading, taxi, police, delivery service (commercial service), off-road, desert operation or more than 50% of your driving is at sustained high speeds during hot weather, above 90°F (32°C).
100,000 miles or 10 years
- Inspect the CV/Universal joints.
- Inspect front suspension, tie rod ends, and replace if necessary.
- Inspect the front and rear axle fluid.
- Inspect the brake linings, replace as necessary.
- Adjust parking brake on vehicles equipped with four wheel disc brakes.
- Replace air conditioning/cabin air filter.
- Replace spark plugs – 3.6L Engine**
- Flush and replace the engine, intercooler (if equipped), battery (if equipped), and Motor Generator Unit (MGU) (if equipped) coolant at 10 years or 150,000 miles (240,000 km) whichever comes first.
- Inspect and replace PCV valve if necessary.
110,000 miles or 11 years
- No service required.
120,000 miles or 12 years
- Inspect the CV/Universal joints.
- Inspect front suspension, tie rod ends, and replace if necessary.
- Inspect the brake linings, replace as necessary
- Adjust parking brake on vehicles equipped with four wheel disc brakes.
- Replace engine air cleaner filter.
- Replace air conditioning/cabin air filter.
- Replace Spark Plugs – 2.0L Engine**
- Change the manual transmission fluid if using your vehicle for any of the following: trailer towing, snow plowing, heavy loading, taxi, police, delivery service (commercial service), off-road, desert operation or more than 50% of your driving is at sustained high speeds during hot weather, above 90°F (32°C).
- Change transfer case fluid if using your vehicle for any of the following: police, taxi, fleet, or frequent trailer towing.
- Change front and rear axle fluid if using your vehicle for police, taxi, fleet, off-road or frequent trailer towing.
130,000 miles or 13 years
- No service required.
140,000 miles or 14 years
- Inspect the CV/Universal joints.
- Inspect front suspension, tie rod ends, and replace if necessary.
- Inspect the front and rear axle fluid.
- Inspect the brake linings, replace as necessary.
- Adjust parking brake on vehicles equipped with four wheel disc brakes.
- Replace air conditioning/cabin air filter.
150,000 miles or 15 years
- Inspect transfer case fluid.
- Replace engine air cleaner filter.
- Replace Spark Plugs – 2.0L Engine**
- Flush and replace the engine, intercooler (if equipped), battery (if equipped), and Motor Generator Unit (MGU) (if equipped) coolant at 10 years or 150,000 miles (240,000 km) whichever comes first.
- Change the manual transmission fluid if using your vehicle for any of the following: trailer towing, snow plowing, heavy loading, taxi, police, delivery service (commercial service), off-road, desert operation or more than 50% of your driving is at sustained high speeds during hot weather, above 90°F (32°C).
** The spark plug change interval is mileage based only, yearly intervals do not apply.
Mileage or time passed (whichever comes first)
20,000 miles or 2 years
- Inspect the CV/Universal joints.
- Inspect front suspension, tie rod ends, and replace if necessary.
- Inspect the front and rear axle fluid.
- Inspect the brake linings, replace as necessary.
- Adjust parking brake on vehicles equipped with four wheel disc brakes.
- Replace air conditioning/cabin air filter.
30,000 miles or 3 years
- Inspect transfer case fluid.
- Replace engine air cleaner filter.
- Replace Spark Plugs – 2.0L Engine**
- Change the manual transmission fluid if using your vehicle for any of the following: trailer towing, snow plowing, heavy loading, taxi, police, delivery service (commercial service), off-road, desert operation or more than 50% of your driving is at sustained high speeds during hot weather, above 90°F (32°C).
40,000 miles or 4 years
- Inspect the CV/Universal joints.
- Inspect front suspension, tie rod ends, and replace if necessary.
- Inspect the brake linings, replace as necessary
- Adjust parking brake on vehicles equipped with four wheel disc brakes.
- Replace air conditioning/cabin air filter.
- Change front and rear axle fluid if using your vehicle for police, taxi, fleet, off-road or frequent trailer towing.
50,000 miles or 5 years
- No service required.
60,000 miles or 6 years
- Inspect the CV/Universal joints.
- Inspect front suspension, tie rod ends, and replace if necessary.
- Inspect the front and rear axle fluid.
- Inspect the brake linings, replace as necessary.
- Adjust parking brake on vehicles equipped with four wheel disc brakes.
- Replace engine air cleaner filter.
- Replace air conditioning/cabin air filter.
- Replace Spark Plugs – 2.0L Engine**
- Change the manual transmission fluid if using your vehicle for any of the following: trailer towing, snow plowing, heavy loading, taxi, police, delivery service (commercial service), off-road, desert operation or more than 50% of your driving is at sustained high speeds during hot weather, above 90°F (32°C).
- Change transfer case fluid if using your vehicle for any of the following: police, taxi, fleet, or frequent trailer towing.
70,000 miles or 7 years
- No service required.
80,000 miles or 8 years
- Inspect the CV/Universal joints.
- Inspect front suspension, tie rod ends, and replace if necessary.
- Inspect the brake linings, replace as necessary
- Adjust parking brake on vehicles equipped with four wheel disc brakes.
- Replace air conditioning/cabin air filter.
- Change front and rear axle fluid if using your vehicle for police, taxi, fleet, off-road or frequent trailer towing.
90,000 miles or 9 years
- Inspect transfer case fluid.
- Replace engine air cleaner filter.
- Replace Spark Plugs – 2.0L Engine**
- Change the manual transmission fluid if using your vehicle for any of the following: trailer towing, snow plowing, heavy loading, taxi, police, delivery service (commercial service), off-road, desert operation or more than 50% of your driving is at sustained high speeds during hot weather, above 90°F (32°C).
100,000 miles or 10 years
- Inspect the CV/Universal joints.
- Inspect front suspension, tie rod ends, and replace if necessary.
- Inspect the front and rear axle fluid.
- Inspect the brake linings, replace as necessary.
- Adjust parking brake on vehicles equipped with four wheel disc brakes.
- Replace air conditioning/cabin air filter.
- Replace spark plugs – 3.6L Engine**
- Flush and replace the engine, intercooler (if equipped), battery (if equipped), and Motor Generator Unit (MGU) (if equipped) coolant at 10 years or 150,000 miles (240,000 km) whichever comes first.
- Inspect and replace PCV valve if necessary.
110,000 miles or 11 years
- No service required.
120,000 miles or 12 years
- Inspect the CV/Universal joints.
- Inspect front suspension, tie rod ends, and replace if necessary.
- Inspect the brake linings, replace as necessary
- Adjust parking brake on vehicles equipped with four wheel disc brakes.
- Replace engine air cleaner filter.
- Replace air conditioning/cabin air filter.
- Replace Spark Plugs – 2.0L Engine**
- Change the manual transmission fluid if using your vehicle for any of the following: trailer towing, snow plowing, heavy loading, taxi, police, delivery service (commercial service), off-road, desert operation or more than 50% of your driving is at sustained high speeds during hot weather, above 90°F (32°C).
- Change transfer case fluid if using your vehicle for any of the following: police, taxi, fleet, or frequent trailer towing.
- Change front and rear axle fluid if using your vehicle for police, taxi, fleet, off-road or frequent trailer towing.
130,000 miles or 13 years
- No service required.
140,000 miles or 14 years
- Inspect the CV/Universal joints.
- Inspect front suspension, tie rod ends, and replace if necessary.
- Inspect the front and rear axle fluid.
- Inspect the brake linings, replace as necessary.
- Adjust parking brake on vehicles equipped with four wheel disc brakes.
- Replace air conditioning/cabin air filter.
150,000 miles or 15 years
- Inspect transfer case fluid.
- Replace engine air cleaner filter.
- Replace Spark Plugs – 2.0L Engine**
- Flush and replace the engine, intercooler (if equipped), battery (if equipped), and Motor Generator Unit (MGU) (if equipped) coolant at 10 years or 150,000 miles (240,000 km) whichever comes first.
- Change the manual transmission fluid if using your vehicle for any of the following: trailer towing, snow plowing, heavy loading, taxi, police, delivery service (commercial service), off-road, desert operation or more than 50% of your driving is at sustained high speeds during hot weather, above 90°F (32°C).
** The spark plug change interval is mileage based only, yearly intervals do not apply.