Three problems related to side/window air bag have been reported for the 2003 Mercury Grand Marquis. The most recently reported issues are listed below. Please also check out the statistics and reliability analysis of the 2003 Mercury Grand Marquis based on all problems reported for the 2003 Grand Marquis.
While driving 65 mph the passenger side air bag deployed without warning. As a result the passenger sustained back, right shoulder, neck and arm injuries from the deployment of the air bag .
When driving 60 mph, the front passenger side air bag deployed inadvertently, causing a distraction to the driver. The dealer had been notified.
While traveling at highway speed passenger side airbag inadvertently deployed. As a result passenger'a arm/back, and shoulder were injured.