In such an embodiment, the control module is configured to recommend the retarding gear to the operator in {HEAD ~ response} to {TAIL ~ the retarding signal} 
to
In such an embodiment , the control module is configured to recommend the retarding gear to the operator in { HEAD ~ response } to { TAIL ~ the retarding signal }
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL