I have crane operator on my job,she (yes she) asked me if I could help out with this,knowing I'm in the TDR.Well she has a 98 CTD 5 speed 2500.she says that twice already her truck won't shut down when the ignition is turned off.She depresses the throttle a few times and it shuts down..???????can anyone help a CTD owner,heavy equip oper,harley riding lady out