PCM 2009 Pontiac G6 PCM Replacement Guide The Powertrain Control Module in the 2009 Pontiac G6 manages engine timing, fuel delivery, and transmission shift logic. A malfunction can lead to poor fuel economy, stalling, or the engine shutting off. Quick Summary PCM replacement takes 0.5 to 1.4 hours depending on procedure. Reset and relearn steps...
2005 Pontiac G6 may show a Service Engine Soon light. Capture PCM data before removal; failure can cause misfire diagnostics and loss of powertrain control.
If your 2010 Pontiac G6 shows transmission hesitation or engine codes, you may need PCM/ECM relearn. Learn the steps, cautions, and outcomes.
Engine control module failures in your 2008 Pontiac G6 may cause P0601-P1621 codes, stalling, or no-start conditions. Factory cautions require data capture before replacement.
If your 2007 Pontiac G6 shows no‑start or stalling, capture ECM data before removal. Follow proper reprogramming to restore performance.
If your 2006 Pontiac G6 shows no-start, stalling, or PCM/ECM trouble codes like P0601, learn the replacement process, labor time, and factory programming requirements to restore reliable operation.