2015 GMC SIERRA 1500, 5.3L, No power, lights, dash. Anything. Had engine replaced 2 weeks ago. Ran fine. Came out to start it one day. NO POWER. Did jump it off and get it started. But now it won’t start, no power. Tried 3 different batteries. Did we move a loose wire.
I have the same issue, 2015 GMC SIERRA 1500, 5.3L, No power, lights, dash. Anything. Had engine replaced 2 weeks ago. Ran fine. Came out to start it one day. NO POWER. Did jump it off and get it started. But now it won’t start, no power. Tried 3 different batteries. Did we move a loose wire.