Jeep Wrangler: VEHICLE MAINTENANCE / Automatic Transmission — If Equipped

Manual Transmission — If Equipped

Fluid Level Check Check the fluid level by removing the fill plug. The fluid level should be between the bottom of the fill hole and a point not more than 3/16 of an inch (4...

Special Additives

FCA strongly recommends against using any special additives in the transmission. Automatic Transmission Fluid (ATF) is an engineered product and its performance may be impaired by supplemental additives...

Other information:

Jeep Wrangler 2018-2026 Owners Manual: Exhaust Gas

  WARNING! Exhaust gases can injure or kill. They contain carbon monoxide (CO), which is colorless and odorless. Breathing it can make you unconscious and can eventually poison you. To avoid breathing (CO), follow these safety tips: Do not run the engine in a closed garage or in confined areas any longer than needed to move your vehicle in or out of the area...

Jeep Wrangler 2018-2026 Owners Manual: Loose Fuel Filler Cap Message

After fuel has been added, the vehicle diagnostic system can determine if the fuel filler cap is possibly loose, improperly installed, or damaged. If the system detects a malfunction, the “gASCAP” message will display in the odometer display...