!!
critical Buick
Error Code *
Malfunction Indicator Lamp (Check Engine Light) - system has detected an issue with vehicle components or systems.
? What Causes This
Engine misfire, emission control failure, catalyst malfunction.
✓ How to Fix It
Consult diagnostic codes using OnStar or service center, repair the faulted component/sensor.
Source: page 138 of the official manual
From the manual
This error code appears in:
Buick Enclave