GMC TSB #PIP5498F
2015 GMC Sierra 1500
Affected Component: ENGINE AND ENGINE COOLING
- Summary
- This Preliminary information communicatesA vehicle may have a concern ofDTCP050D settingalongwith a P0300 after a cold start up. White smoke and/or coolant odor may come from exhaust for an extended period of time at cold start as well. CauseCoolant getting into the cylinders, and provides direction for the repair.