Deer Park police say the woman reportedly broke into the victims' cars as the parents dropped their children off at daycare in May.
According to a post, the suspect attempted to use one of the victim's cards to cash a forged check from another victim at the Shell FCU in Katy.
Police say the suspect is believed to be driving a silver Buick Enclave with no front license plate and an unknown rear Louisiana plate.
Anyone with information is asked to contact Detective A. Gonzales at 281-930-2148.