The Nephilim -
Look at the left front dash - two toggle switches to the left of the digital clock - to find the HUD Switch - it will change color - green is up and orange is down. Orange is good for snowy ground but not for NVGs.
There is not a brightness level adjustment - just two colors.
WC
OH Thnk God you have restored my sanity..I could not find a keypress I went over that list 2 times line by line..