Police said the unidentified owner of the car admitted befriending the woman months ago and allowed her to sleep in the car.
The owner said that when her friend died unexpectedly ten months ago, she didn't know what to do and left her in the passenger seat.
/*Costa Mesa*/ police have not said if any charges will be filed.
Anyone with any information about the case was urged to contact Costa Mesa Police at (714) 754-5252.
