One problem related to ignition switch has been reported for the 2011 Buick Enclave. The most recently reported issues are listed below. Please also check out the statistics and reliability analysis of the 2011 Buick Enclave based on all problems reported for the 2011 Enclave.
Another gm ignition switch issue. With key in ignition and vehicle not running, no chime when doors are opened. If key is removed from ignition and the driver door is opened, the radio will not turn off. Obviously, the car was parked and in park when this happened.