Garmin 1490T map color

 

How do you change map color? This one is gray and dark gray. day and night

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You can't. You have a choice of the Day or Night color schemes, that's it.

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nuvi 760, nuvi 765T, nuvi 855, nuvi 3790LMT, nuvi 3490LMT - SoCal area

red

Took me a while to figure out that a red-lined road is a main road rather than a traffic-laden road (where I am there's not much difference). Red in the center of the road means it's an expressway; red on the SIDE means traffic.