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