Sram Rival 22 Hydraulic Shifter needs to "double tap" to go up or down the cassette.

[TJYeti]

I'd wonder if routing the cable over, rather than under the stem, would help. I was very anal about cable routing when I worked in a shop.

 

[stb222]

3t frame designers every time someone has a cable issue

 

[Pearl]

I’ve put some miles on it and it’s been acting right, so I’m thinking it was the old housing… just need to adjust it again since I had to swap wheels, but still going good 🤞