There are many reports of low beam head light bulbs burning out prematurely. As of this writing Suzuki has not released a service bulletin addressing this issue. Using only high quality replacement bulbs, and extra care not to touch the bulb surface when handling the new bulb can help extend the life of the replacement bulbs.
2012 Suzuki Grand Vitara Problem Reports
RepairPal Verified 2012 Suzuki Grand Vitara Problem Reports
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