If your 2012 Buick Enclave shows no‑start or erratic performance, handle the ECM with care to avoid static damage, then replace and reprogram it to restore reliable operation.

A failing ECM in a 2010 Buick Enclave may cause no-start, stalling, or check engine lights. Replacement requires programming. Learn what to expect.

2009 Buick Enclave may experience misfires or no-start conditions if the Powertrain Control Module is not reprogrammed after a replacement. Follow the caution to avoid electrostatic discharge.