The battery packs, made by Panasonic, can be found in 18 different Sony Vaio laptops. The battery packs involved in the recall feature the model number VGP-BPS26 and part numbers 1-853-237-11 and 1-853-237-21. Users affected by the recall should stop using their devices and call Sony toll-free at 1-888-476-6988 or contact the company through online support.  This issue affects laptops made prior to Sony selling the Vaio brand to a Japanese equity firm in 2014, which has been putting out the Vaio Z line of computers under the “Vaio” brand.

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