Jeep Wrangler: SERVICING AND MAINTENANCE / ENGINE COMPARTMENT

Additional Maintenance — B6 To B20 Biodiesel

NOTE: Under no circumstances should oil change intervals exceed 8,000 miles (12,875 km) or six months, whichever comes first when using biodiesel blends greater than 5% (B5)...

2.0L Gasoline Engine

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Other information:

Jeep Wrangler 2018-2026 Owners Manual: Rear Head Restraints — Two Door Models

The rear seat is equipped with non-adjustable, but foldable head restraints. To fold the outboard head restraint, pull on the release strap located on the upper outboard side of each rear seat. Rear Head Restraint Folding Strap Location Rear Head Restraints Folded To return the head restraint to its upward position, lift up on the head restraint until it locks into place...

Jeep Wrangler 2018-2026 Owners Manual: ENGINE BREAK-IN RECOMMENDATIONS — DIESEL ENGINE (IF EQUIPPED)

The diesel engine does not require a break-in period due to its construction. Normal operation is allowed, providing the following recommendations are followed: Warm up the engine before placing it under load. Do not operate the engine at idle for prolonged periods...