Jeep JK Maintenance

This page serves as a convenient collection point for step-by-step instructions on routine maintenance and parts changes for Jeep JKs equipped with the 3.8-liter V6 engine. Click the links below for detailed instructions. Watch for additional entries coming soon.

Fluid changes




Find a complete maintenance schedule in your owner’s manual, available for download below.

2009 JK Wrangler owner’s manual

NOTE: Every effort has been made to ensure this information is factual and accurate. As with anything sourced from the Internet, however, use your best judgment when following these guides.

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