Thread: Using TMC in Garmin nuvi for free

Originally Posted by silar

I have done tests for a year now (live out side Bangkok, so can only test when in Bangkok.
So fare no luck.
Have anyone been able to get a (US) nuvi to work with Thai TMC yet?

Yes, even a free service still need a subscription code to fix the traffic channel.

Originally Posted by angelozip

The first thing you should check is whether the Thai Traffic receptors are different from Americans, as some Asian countries use cellular signal and others. The Nuvis Americans use FM radio signal (perhaps not in the case of 16xx), in most cases. There is a real possibility of the local traffic system is not compatible with the GTMxx and firmware Americans.

Can see from the units selling there, thought it FM traffic receiver as there has a GTM-35 selling.