Winter Operation
Jeep Wrangler / Jeep Wrangler Owner's Manual / Understanding Your Instrument Panel / Climate Controls / Operating Tips / Winter Operation
Use of the air Recirculation mode during winter months is not recommended because it may cause window fogging.
See also:
Radio Operation And Mobile Phones
Under certain conditions, the mobile phone being on in your vehicle can cause
erratic or noisy performance from your radio. This condition may be lessened or
eliminated by relocating the mobile ph ...
Onboard Diagnostic System — OBD II
Your vehicle is equipped with a sophisticated onboard
diagnostic system called OBD II. This system monitors
the performance of the emissions, engine, and automatic
transmission control systems. ...
After Starting
The idle speed will automatically decrease as the engine warms up. ...


