Jeep Wrangler: WARNING LIGHTS AND MESSAGES / Blue Indicator Lights

Cruise Control SET Indicator Light — If Equipped With Base Instrument Cluster

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High Beam Indicator Light

This indicator light will illuminate to indicate that the high beam headlights are on. With the low beams activated, push the multifunction lever forward (toward the front of the vehicle) to turn on the high beams...

Other information:

Jeep Wrangler 2018-2026 Owners Manual: Towing Requirements — Trailer Lights And Wiring

Whenever you pull a trailer, regardless of the trailer size, stoplights and turn signals on the trailer are required for motoring safety. The Trailer Tow Package may include a four- and seven-pin wiring harness. Use a factory approved trailer harness and connector...

Jeep Wrangler 2018-2026 Owners Manual: Biodiesel Fuel Requirements

A maximum blend of 5% biodiesel meeting ASTM specification D975 is recommended for use with your diesel engine. If frequent operation with Biodiesel blends that are between 6% and 20% (B6–B20) is desired, the maintenance schedule is subject to shorter intervals...