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