ChevyFreak
02-23-2010, 03:03 PM
On the 08 we have after you start it the dash says service brake controller. It has the camper brake controller from the factory built into the dash. What could be causing this? Thanks
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Tanc Crusher 02-23-2010, 03:55 PM Hard to say what it can be. Have to check with a GM Tech II to see what is going on. I do not know if there be codes that could be read. Have you tried that? Brian trailwhale 02-23-2010, 04:07 PM This search should get you started with the reading part of this test:) http://www.dieselplace.com/forum/search.php?searchid=8360924 07WhiteLMM 02-25-2010, 08:59 AM both my 07.5 an 08 had the same problem it turned out to be a bad relay. hope this helps heymccall 02-25-2010, 11:20 AM Check the fuse in the Stud #2 location underhood. Odds are it's blown. ;) http://www.dieselplace.com/forum/showthread.php?t=328359&highlight=service+brake+controller | ||