How many years will a judge add to jail time of a person convicted of vehicular homicide for each previous DUI conviction?

The additional years a judge may add to a sentence for vehicular homicide due to previous DUI convictions can vary significantly by jurisdiction and specific circumstances of the case. Generally, judges may impose enhanced penalties, often ranging from a few years to several years for each prior DUI conviction. It's essential to consult local laws or legal precedents for specific guidelines, as these can differ widely.