Owner's Manual
Page 1
.../fmtraffic. GTM™ 20 OWNER'S MANUAL The Garmin® GTM™ 20 FM TMC Traffic Receiver receives Traffic Message Channel (TMC) information broadcast over the FM radio data system. see the back of the GTM 20: Yellow dot-dash flashes: determining which country you are currently in your Garmin GPS. 2. Connect the cable on the GTM 20 to avoid...
.../fmtraffic. GTM™ 20 OWNER'S MANUAL The Garmin® GTM™ 20 FM TMC Traffic Receiver receives Traffic Message Channel (TMC) information broadcast over the FM radio data system. see the back of the GTM 20: Yellow dot-dash flashes: determining which country you are currently in your Garmin GPS. 2. Connect the cable on the GTM 20 to avoid...