Black plate (18,1)Cadillac SRX Owner Manual (Include Mex) - 20127-18 Infotainment SystemUnknown: If this message isreceived when tuned to channel 0,there could be a receiver fault.Consult with your dealer.Check Antenna: If this messagedoes not clear within a short periodof time, the receiver could have afault. Consult with your dealer.XM Not Available: If this messagedoes not clear within a short periodof time, the receiver could have afault. Consult with your dealer.Radio ReceptionFrequency interference and staticcan occur during normal radioreception if items such as cell phonechargers, vehicle convenienceaccessories, and external electronicdevices are plugged into theaccessory power outlet. If there isinterference or static, unplug theitem from the accessory poweroutlet.FMFM signals only reach about 16 to65 km (10 to 40 mi). Although theradio has a built-in electronic circuitthat automatically works to reduceinterference, some static can occur,especially around tall buildings orhills, causing the sound to fade inand out.AMThe range for most AM stations isgreater than for FM, especially atnight. The longer range can causestation frequencies to interferewith each other. Static can occurwhen things like storms and powerlines interfere with radio reception.When this happens, try reducingthe treble on the radio.XM™ Satellite Radio ServiceXM Satellite Radio Service givesdigital radio reception from coast tocoast in the 48 contiguous UnitedStates, and in Canada. Just aswith FM, tall buildings or hills caninterfere with satellite radio signals,causing the sound to fade in andout. In addition, traveling or standingunder heavy foliage, bridges,garages, or tunnels may cause lossof the XM signal for a period of time.Cellular Phone UsageCellular phone usage can causeinterference with the vehicle's radio.Multi-Band AntennaThe multi-band antenna is on theroof of the vehicle. The antennais used for the AM‐FM radio,OnStar, the XM Satellite RadioService System, and GPS (GlobalPositioning System), if the vehiclehas these features. Keep theantenna clear of obstructionsfor clear reception.