SIGNAL LIGHT PROBLEMS 2012 MACK GU813 in Electrical, Electronics and Lighting Posted February 10, 2017 · Edited February 10, 2017 by Rene Fink I have a Mack truck with erratic signal light. The 4 way flashers come on when we try to signal right or left. At times the two outside marker lights above the cab start to flash. This problem comes and goes.
SIGNAL LIGHT PROBLEMS 2012 MACK GU813
in Electrical, Electronics and Lighting
Posted · Edited by Rene Fink
I have a Mack truck with erratic signal light. The 4 way flashers come on when we try to signal right or left. At times the two outside marker lights above the cab start to flash.
This problem comes and goes.