The dashboard light cycle bright to off. 2014 dodge ram 2500 promaster hi-top -

What is your question?

the dashboard lights cycle on and off on a short time span MPH & RPM notably. Does this affect the warning light system? This began to happen after hitting a deer head on. repair shop can't diagnose the problem. van has been modified to an RV, withextra lites in cab & solar power for rear living space.

What makes this problem better or worse?

nothing

How long has your 2014 Ram ProMaster 2500 had this problem?

after hitting a deer & repairs made