It’s been through the washing machine, haven’t turned it on yet – any advice?

Microwave. 😆

dry it out. and then dry it out some more.

Leave it in the airing cupboard with the rubber grommet thing out, at least overnight. Good luck.

meant to be waterproof innit? Id go for it mate, but then its not my garmin issit

Box of rice in warm place for a couple of days.

Don’t panic! It’ll be fine. Leave it for a week beside a radiator (not on one). You might even put it in a bowl of rice; an old classic for drawing out moisture.

I found the parts of an android phone lying scattered across a hill road in the pouring rain. I dried it out over the course of four days, turned it on and called the owner’s mum. Turns out it had been sitting in the rain for days.

turned it on and called the owner’s mum

Did you pull?

use it as an excuse to get a 510?