Any L5P owners here with long-term CCV experience?
By forearningpurpose
Hi everyone I help a diesel parts business with online content. Most of my work covers GM trucks so I’m posting this in the other vehicle section. Has anyone here owned a 2017–2024 Silverado or Sierra HD with the L5P and had trouble with the crankcase ventilation system? I’d like to hear what the first symptoms were and what the diagnosis showed. If you kept the factory setup or changed it after a confirmed problem, how did it hold up over time? Please include your truck year and... Read more