The contact owns a 2010 Chevrolet Impala. The contact stated that while the vehicle was turned off and unattended in a parking lot. After about ten minutes, the contact was unlocking the vehicle and noticed fire inside the vehicle near the front of the vehicle near the radio and heater. The contact used a water bottle from the back seat to attempt to extinguish the fire. The fire was extinguished by a bystander using a fire extinguisher. There were no warning lights prior to the failure. There were no reported injuries. There was no police report filed, airbag deployment, or crash involved. The vehicle was towed to her residence. The local dealer was not contacted. The vehicle was not diagnosed or repaired. The manufacturer was contacted, who opened a case. The failure mileage was approximately 188,000.