sometimes i get in and start it before the glow plug light goes off,what damage am i doing?if any..its not real cold here 50-70's,now when its real cold i seem to remember not to do this...http://www.dieselplace.com/forum/smileys/Ermm.gif

no damage really. The only thing that may happen is it may run a bit rough until cylinder temps come up. I usually find myself doing just the opposite. I get into a gas truck at work and cycle the key forward and just sit there, I get some looks sometimes for ithttp://www.dieselplace.com/forum/smileys/Embarrased.gif