The P219B code is a manufacturer-specific code that is typically used by Chevrolet. The Powertrain Control Module (PCM) uses several sensors to achieve optimal efficiency.

Let's take a closer look at what the code means, symptoms associated with the code, common causes for the fault, how to fix it, and how much it costs to fix.

purchased a 2012 GMC for $12k on a Saturday, the check engine light comes on very next day codes P219A & P219B. personal opinion is codes were cleared before purchase, however we have no way ...