Quote:
Originally Posted by pen15
If it was in the 04 duramax in your sig most likely chaffed harness at fuel injection control module or broken wire to either of the two rearmost injectors on passenger side. Computer sees a momentary fault and will shut down a full bank of injectors until ignition is cycled. Broken inj wires will leave a code, shorted wires at ficm will not always.
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It was indeed my lb7 D max .
Thanks for the tip, I did find also find a TSB about this , and this is most likely the culprit. I am going to take it to work today and check the harness over real good .
Up till this , hands down has been the most reliable vehicle I have ever owned.