Authorities said the collision Mireles was traveling northbound on Greenhouse in a 2010 Nissan Altima when her vehicle was struck by a 2010 Chevrolet Silverado that was moving west on Saums.
Preliminary reports suggest the pickup ran a red light at the intersection.
The driver was taken to an area hospital for treatment. It is unclear if alcohol was a factor in the accident.
The following information was provided by the Texas Department of Transportation (TxDOT):