Jan 29, 2013 #1 B butch2000 Full Access Member Joined Jul 9, 2012 Messages 73 Reaction score 0 Location michigan Hi , all , my 05 , 6L , has started short cycling the glow plugs ?only about 3 seconds , so does this mean the GPCM is bad ? I know it is controled by the PCM , so should it cycle based on engine temp ? thanks guys
Hi , all , my 05 , 6L , has started short cycling the glow plugs ?only about 3 seconds , so does this mean the GPCM is bad ? I know it is controled by the PCM , so should it cycle based on engine temp ? thanks guys
Jan 29, 2013 #2 DaveBen SDD Senior Member Joined May 31, 2005 Messages 9,622 Reaction score 81 Location Ukiah, California It probably means you have one or more glow plugs that are not working. You can use an ohm meter to see if any glow plugs are open (they are bad). Dave
It probably means you have one or more glow plugs that are not working. You can use an ohm meter to see if any glow plugs are open (they are bad). Dave
