General Motors recalls 62K vehicles over faulty brake that could cause fire when car is turned off

Core Points - General Motors is recalling over 62,000 vehicles due to a faulty brake assembly that poses a fire risk even when the vehicles are off and unattended [1][3] - The recall specifically affects 2019-2024 Chevrolet Silverado Medium Duty 4500HD, 5500HD, and 6500HD models, totaling 62,468 vehicles [3][6] - GM estimates that only about 1% of the recalled vehicles, approximately 625, may have the defect [3] Recall Details - The defect may allow brake fluid to leak into the pressure switch, causing a short circuit that can generate excessive heat and lead to a fire [1][3] - GM advises owners to park affected vehicles outside and away from structures until repairs are made, as underhood fires could occur even when the vehicle is off [4] - Notifications to vehicle owners will be sent by July 28, with follow-up letters when a remedy is available [4] Cause of the Defect - The issue was caused by the use of an unauthorized chemical by the supplier during manufacturing, which can degrade a rubber part in the brake assembly over time [5] - GM has received 160 field reports related to the defect, including one alleged fire, but is not aware of any accidents or injuries associated with the faulty assembly [5]