ELEMNT ROAM v1: Sudden serious routing problems

[nicrobelin]

Have a look here:

Wahoo BOLT/ROAM V1 GPS Units Reset 20 Years Back, Becomes Unusable

Wahoo Elemnt Bolt - MPH/Gradient not working 17/08/2025

I have a couple of Wahoo Elemnt Bolt devices, and today both of them failed to register MPH/Gradient when on a ride. It would intermittently work for 10-20 seconds and then return to reading – and it would be 5 minutes or more before it would return. I tried checking for firmware updates and both are fully up to date, and I tried restarting them and waiting a good 5-10 minutes before starting the ride to give it a chance to get a good lock on satellites (I’m in a clear open space with clear vis…