2005 Chrysler PT Cruiser Owner's Manual - Page 183

UNDERSTANDING YOUR INSTRUMENT PANEL 183 RADIO OPERATION AND CELLULAR PHONES Under certain conditions, the cellular 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 cellular phone antenna. This condition is not harmful to the radio. If your radio performance does not satisfactorily "clear" by the repositioning of the antenna, it is recommended that the radio volume be turned down or off during cellular phone operation. CLIMATE CONTROLS Air Conditioning The Air Conditioning System allows you to balance the temperature, amount, and direction of air circulating throughout the vehicle. The controls are located on the instrument panel, above the radio. Manual Air Conditioning and Heating Controls 4 The air conditioning system of your vehicle contains R-134a, a refrigerant that does not deplete the ozone layer in the upper atmosphere.