air brake emergency knob
I am a problem with the emergency pRK KNOb COMING ON when using the parking brake stopped in traffic when I release it the air pressure goes below 60 and it comes back on, then I have to build press...
Forum Discussion
EPeterman wrote:
I am a problem with the emergency pRK KNOb COMING ON when using the parking brake stopped in traffic when I release it the air pressure goes below 60 and it comes back on, then I have to build pressure backup in order to move . Any clues for an easy fix or is road service the best place to start.
You should do the air brake test (Most dmv class 1 license books, explain it).
