Jeep Wrangler: Manual Climate Control Descriptions And Functions / Temperature Control

Rear Defrost Button

Push and release the Rear Defrost Control button to turn on the rear window defroster and the heated outside mirrors (if equipped). The Rear Defrost indicator illuminates when the rear window defroster is on...

Blower Control

Blower Control regulates the amount of air forced through the climate system. There are seven blower speeds available. The blower speeds increase as you turn the blower control knob clockwise from the lowest blower setting...

Other information:

Jeep Wrangler 2018-2025 Owners Manual: Hill Start Assist (HSA)

The HSA system is designed to mitigate roll back from a complete stop while on an incline. If the driver releases the brake while stopped on an incline, HSA will continue to hold the brake pressure for a short period. If the driver does not apply the throttle before this time expires, the system will release brake pressure and the vehicle will roll down the hill as normal...

Jeep Wrangler 2018-2025 Owners Manual: Cooling System Pressure Cap

The cap must be fully tightened to prevent loss of engine coolant (antifreeze), and to ensure that engine coolant will return to the radiator from the coolant expansion bottle/recovery tank if so equipped. The cap should be inspected and cleaned if there is any accumulation of foreign material on the sealing surfaces...