General Motors, LLC (GM) is recalling certain 2017-2019 Chevrolet Silverado 2500, 3500 and 2017-2019 GMC Sierra 2500 and 3500 vehicles equipped with a Duramax diesel 6.6 liter engine and an optional engine-block heater cord. An electrical short-circuit may occur in the engine-block heater cable or in the terminals that connect the heater cable to the block heater.
Safety Risk
An electrical short-circuit can increase the risk of a fire.
Remedy
Dealers will replace engine block heaters and heater cords. Vehicles that have this feature disabled as a remedy to the safety condition will be contacted and offered replacement block heaters and heater cords under a separate customer satisfaction program, free of charge. GM will provide free replacement block heaters and cords under a separate customer satisfaction campaign. For vehicles previously included in recall 19V-328, the heater cord will be replaced and rerouted, free of charge. Interim owner notifications were mailed on August 13, 2021. Owner notification letters are expected to be mailed on April 4, 2022. Customers may call GMC customer service at 1-800-462-8782. GM's number for this recall is 212329840.
338,020 vehicles affectedMfr ref: N212329840Updated June 10, 2026
General Motors, LLC (GM) is recalling certain 2017-2019 Chevrolet Silverado 2500, 3500 and 2017-2019 GMC Sierra 2500 and 3500 vehicles equipped with a Duramax diesel 6.6 liter engine and an optional engine-block heater cord. An electrical short-circuit may occur in the engine-block heater cable or in the terminals that connect the heater cable to the block heater.
Safety Risk
An electrical short-circuit can increase the risk of a fire.
Remedy
Dealers will replace engine block heaters and heater cords. Vehicles that have this feature disabled as a remedy to the safety condition will be contacted and offered replacement block heaters and heater cords under a separate customer satisfaction program, free of charge. GM will provide free replacement block heaters and cords under a separate customer satisfaction campaign. For vehicles previously included in recall 19V-328, the heater cord will be replaced and rerouted, free of charge. Interim owner notifications were mailed on August 13, 2021. Owner notification letters are expected to be mailed on April 4, 2022. Customers may call GMC customer service at 1-800-462-8782. GM's number for this recall is 212329840.
General Motors, LLC (GM) is recalling certain 2017-2019 Chevrolet Silverado 2500, 3500 and 2017-2019 GMC Sierra 2500 and 3500 vehicles equipped with a Duramax diesel 6.6 liter engine and an optional engine-block heater cord. An electrical short-circuit may occur in the engine-block heater cable or in the terminals that connect the heater cable to the block heater.
Safety Risk
An electrical short-circuit can increase the risk of a fire.
Remedy
Dealers will replace engine block heaters and heater cords. Vehicles that have this feature disabled as a remedy to the safety condition will be contacted and offered replacement block heaters and heater cords under a separate customer satisfaction program, free of charge. GM will provide free replacement block heaters and cords under a separate customer satisfaction campaign. For vehicles previously included in recall 19V-328, the heater cord will be replaced and rerouted, free of charge. Interim owner notifications were mailed on August 13, 2021. Owner notification letters are expected to be mailed on April 4, 2022. Customers may call GMC customer service at 1-800-462-8782. GM's number for this recall is 212329840.
General Motors, LLC (GM) is recalling certain 2017-2019 Chevrolet Silverado 2500, 3500 and 2017-2019 GMC Sierra 2500 and 3500 vehicles equipped with a Duramax diesel 6.6 liter engine and an optional engine-block heater cord. An electrical short-circuit may occur in the engine-block heater cable or in the terminals that connect the heater cable to the block heater.
Safety Risk
An electrical short-circuit can increase the risk of a fire.
Remedy
Dealers will replace engine block heaters and heater cords. Vehicles that have this feature disabled as a remedy to the safety condition will be contacted and offered replacement block heaters and heater cords under a separate customer satisfaction program, free of charge. GM will provide free replacement block heaters and cords under a separate customer satisfaction campaign. For vehicles previously included in recall 19V-328, the heater cord will be replaced and rerouted, free of charge. Interim owner notifications were mailed on August 13, 2021. Owner notification letters are expected to be mailed on April 4, 2022. Customers may call GMC customer service at 1-800-462-8782. GM's number for this recall is 212329840.
Ford Motor Company (Ford) is recalling certain 2025 Maverick and 2026 Bronco Sport vehicles equipped with a 1.5L or 2.0L MPC engine and an engine block heater. The engine block heater may overheat when the vehicle is parked with the block heater plugged in.
Safety Risk
An overheated engine block heater can increase the risk of a fire.
Remedy
Owners are advised not to plug in their block heater until the vehicle is remedied. Dealers will replace the block heater, and inspect and replace the electrical cord if necessary, free of charge. Owners will also have an alternative option to replace the engine block heater element with a threaded plug, and remove the block heater electrical cord. Interim letters, notifying owners of the safety risk, were mailed May 11, 2026. Additional letters will be sent once the remedy is available, anticipated in June 2026. This recall expands previous NHTSA recall number 25V343. Owners may contact Ford customer service at 1-866-436-7332. Ford's number for this recall is 25S52. Vehicle Identification Numbers (VINs) involved in this recall became searchable on NHTSA.gov on April 14, 2026.
55 vehicles affectedMfr ref: 25S52Updated June 10, 2026
Ford Motor Company (Ford) is recalling certain 2025 Maverick and 2026 Bronco Sport vehicles equipped with a 1.5L or 2.0L MPC engine and an engine block heater. The engine block heater may overheat when the vehicle is parked with the block heater plugged in.
Safety Risk
An overheated engine block heater can increase the risk of a fire.
Remedy
Owners are advised not to plug in their block heater until the vehicle is remedied. Dealers will replace the block heater, and inspect and replace the electrical cord if necessary, free of charge. Owners will also have an alternative option to replace the engine block heater element with a threaded plug, and remove the block heater electrical cord. Interim letters, notifying owners of the safety risk, were mailed May 11, 2026. Additional letters will be sent once the remedy is available, anticipated in June 2026. This recall expands previous NHTSA recall number 25V343. Owners may contact Ford customer service at 1-866-436-7332. Ford's number for this recall is 25S52. Vehicle Identification Numbers (VINs) involved in this recall became searchable on NHTSA.gov on April 14, 2026.
55 vehicles affectedMfr ref: 25S52Updated June 10, 2026
Ford Motor Company (Ford) is recalling certain 2016-2019 Lincoln MKC, 2016-2023 Explorer, 2019-2020 Fusion, 2019-2024 Ranger, 2020-2022 Lincoln Corsair, Escape, 2021-2024 Bronco, Bronco Sport, and 2022-2024 Maverick vehicles. The engine block heater may crack and develop a coolant leak, causing it to short circuit when the block heater is plugged in.
Safety Risk
An electrical short circuit can increase the risk of a fire.
Remedy
Owners are advised not to plug in their block heater until the vehicle is remedied. Dealers will replace the block heater, free of charge. Owners will also have a alternative option to replace engine block heater element with a threaded blanking plug, and remove the block heater electrical cord. Interim letters, notifying owners of the safety risk, were mailed December 3, 2025. Additional letters will be sent once the final remedy is available, anticipated September 2026. Owners may contact Ford customer service at 1-866-436-7332. Ford's number for this recall is 25SA4. Vehicle Identification Numbers (VINs) involved in this recall became searchable on NHTSA.gov on October 15, 2025.
Ford Motor Company (Ford) is recalling certain 2016-2019 Lincoln MKC, 2016-2023 Explorer, 2019-2020 Fusion, 2019-2024 Ranger, 2020-2022 Lincoln Corsair, Escape, 2021-2024 Bronco, Bronco Sport, and 2022-2024 Maverick vehicles. The engine block heater may crack and develop a coolant leak, causing it to short circuit when the block heater is plugged in.
Safety Risk
An electrical short circuit can increase the risk of a fire.
Remedy
Owners are advised not to plug in their block heater until the vehicle is remedied. Dealers will replace the block heater, free of charge. Owners will also have a alternative option to replace engine block heater element with a threaded blanking plug, and remove the block heater electrical cord. Interim letters, notifying owners of the safety risk, were mailed December 3, 2025. Additional letters will be sent once the final remedy is available, anticipated September 2026. Owners may contact Ford customer service at 1-866-436-7332. Ford's number for this recall is 25SA4. Vehicle Identification Numbers (VINs) involved in this recall became searchable on NHTSA.gov on October 15, 2025.
59,006 vehicles affectedMfr ref: 25SA4Updated June 10, 2026
Ford Motor Company (Ford) is recalling certain 2016-2019 Lincoln MKC, 2016-2023 Explorer, 2019-2020 Fusion, 2019-2024 Ranger, 2020-2022 Lincoln Corsair, Escape, 2021-2024 Bronco, Bronco Sport, and 2022-2024 Maverick vehicles. The engine block heater may crack and develop a coolant leak, causing it to short circuit when the block heater is plugged in.
Safety Risk
An electrical short circuit can increase the risk of a fire.
Remedy
Owners are advised not to plug in their block heater until the vehicle is remedied. Dealers will replace the block heater, free of charge. Owners will also have a alternative option to replace engine block heater element with a threaded blanking plug, and remove the block heater electrical cord. Interim letters, notifying owners of the safety risk, were mailed December 3, 2025. Additional letters will be sent once the final remedy is available, anticipated September 2026. Owners may contact Ford customer service at 1-866-436-7332. Ford's number for this recall is 25SA4. Vehicle Identification Numbers (VINs) involved in this recall became searchable on NHTSA.gov on October 15, 2025.
Ford Motor Company (Ford) is recalling certain 2016-2019 Lincoln MKC, 2016-2023 Explorer, 2019-2020 Fusion, 2019-2024 Ranger, 2020-2022 Lincoln Corsair, Escape, 2021-2024 Bronco, Bronco Sport, and 2022-2024 Maverick vehicles. The engine block heater may crack and develop a coolant leak, causing it to short circuit when the block heater is plugged in.
Safety Risk
An electrical short circuit can increase the risk of a fire.
Remedy
Owners are advised not to plug in their block heater until the vehicle is remedied. Dealers will replace the block heater, free of charge. Owners will also have a alternative option to replace engine block heater element with a threaded blanking plug, and remove the block heater electrical cord. Interim letters, notifying owners of the safety risk, were mailed December 3, 2025. Additional letters will be sent once the final remedy is available, anticipated September 2026. Owners may contact Ford customer service at 1-866-436-7332. Ford's number for this recall is 25SA4. Vehicle Identification Numbers (VINs) involved in this recall became searchable on NHTSA.gov on October 15, 2025.
59,006 vehicles affectedMfr ref: 25SA4Updated June 10, 2026
Ford Motor Company (Ford) is recalling certain 2016-2019 Lincoln MKC, 2016-2023 Explorer, 2019-2020 Fusion, 2019-2024 Ranger, 2020-2022 Lincoln Corsair, Escape, 2021-2024 Bronco, Bronco Sport, and 2022-2024 Maverick vehicles. The engine block heater may crack and develop a coolant leak, causing it to short circuit when the block heater is plugged in.
Safety Risk
An electrical short circuit can increase the risk of a fire.
Remedy
Owners are advised not to plug in their block heater until the vehicle is remedied. Dealers will replace the block heater, free of charge. Owners will also have a alternative option to replace engine block heater element with a threaded blanking plug, and remove the block heater electrical cord. Interim letters, notifying owners of the safety risk, were mailed December 3, 2025. Additional letters will be sent once the final remedy is available, anticipated September 2026. Owners may contact Ford customer service at 1-866-436-7332. Ford's number for this recall is 25SA4. Vehicle Identification Numbers (VINs) involved in this recall became searchable on NHTSA.gov on October 15, 2025.
59,006 vehicles affectedMfr ref: 25SA4Updated June 10, 2026
Ford Motor Company (Ford) is recalling certain 2016-2019 Lincoln MKC, 2016-2023 Explorer, 2019-2020 Fusion, 2019-2024 Ranger, 2020-2022 Lincoln Corsair, Escape, 2021-2024 Bronco, Bronco Sport, and 2022-2024 Maverick vehicles. The engine block heater may crack and develop a coolant leak, causing it to short circuit when the block heater is plugged in.
Safety Risk
An electrical short circuit can increase the risk of a fire.
Remedy
Owners are advised not to plug in their block heater until the vehicle is remedied. Dealers will replace the block heater, free of charge. Owners will also have a alternative option to replace engine block heater element with a threaded blanking plug, and remove the block heater electrical cord. Interim letters, notifying owners of the safety risk, were mailed December 3, 2025. Additional letters will be sent once the final remedy is available, anticipated September 2026. Owners may contact Ford customer service at 1-866-436-7332. Ford's number for this recall is 25SA4. Vehicle Identification Numbers (VINs) involved in this recall became searchable on NHTSA.gov on October 15, 2025.
59,006 vehicles affectedMfr ref: 25SA4Updated June 10, 2026
Ford Motor Company (Ford) is recalling certain 2016-2019 Lincoln MKC, 2016-2023 Explorer, 2019-2020 Fusion, 2019-2024 Ranger, 2020-2022 Lincoln Corsair, Escape, 2021-2024 Bronco, Bronco Sport, and 2022-2024 Maverick vehicles. The engine block heater may crack and develop a coolant leak, causing it to short circuit when the block heater is plugged in.
Safety Risk
An electrical short circuit can increase the risk of a fire.
Remedy
Owners are advised not to plug in their block heater until the vehicle is remedied. Dealers will replace the block heater, free of charge. Owners will also have a alternative option to replace engine block heater element with a threaded blanking plug, and remove the block heater electrical cord. Interim letters, notifying owners of the safety risk, were mailed December 3, 2025. Additional letters will be sent once the final remedy is available, anticipated September 2026. Owners may contact Ford customer service at 1-866-436-7332. Ford's number for this recall is 25SA4. Vehicle Identification Numbers (VINs) involved in this recall became searchable on NHTSA.gov on October 15, 2025.
59,006 vehicles affectedMfr ref: 25SA4Updated June 10, 2026
Ford Motor Company (Ford) is recalling certain 2016-2019 Lincoln MKC, 2016-2023 Explorer, 2019-2020 Fusion, 2019-2024 Ranger, 2020-2022 Lincoln Corsair, Escape, 2021-2024 Bronco, Bronco Sport, and 2022-2024 Maverick vehicles. The engine block heater may crack and develop a coolant leak, causing it to short circuit when the block heater is plugged in.
Safety Risk
An electrical short circuit can increase the risk of a fire.
Remedy
Owners are advised not to plug in their block heater until the vehicle is remedied. Dealers will replace the block heater, free of charge. Owners will also have a alternative option to replace engine block heater element with a threaded blanking plug, and remove the block heater electrical cord. Interim letters, notifying owners of the safety risk, were mailed December 3, 2025. Additional letters will be sent once the final remedy is available, anticipated September 2026. Owners may contact Ford customer service at 1-866-436-7332. Ford's number for this recall is 25SA4. Vehicle Identification Numbers (VINs) involved in this recall became searchable on NHTSA.gov on October 15, 2025.
59,006 vehicles affectedMfr ref: 25SA4Updated June 10, 2026
Ford Motor Company (Ford) is recalling certain 2016-2019 Lincoln MKC, 2016-2023 Explorer, 2019-2020 Fusion, 2019-2024 Ranger, 2020-2022 Lincoln Corsair, Escape, 2021-2024 Bronco, Bronco Sport, and 2022-2024 Maverick vehicles. The engine block heater may crack and develop a coolant leak, causing it to short circuit when the block heater is plugged in.
Safety Risk
An electrical short circuit can increase the risk of a fire.
Remedy
Owners are advised not to plug in their block heater until the vehicle is remedied. Dealers will replace the block heater, free of charge. Owners will also have a alternative option to replace engine block heater element with a threaded blanking plug, and remove the block heater electrical cord. Interim letters, notifying owners of the safety risk, were mailed December 3, 2025. Additional letters will be sent once the final remedy is available, anticipated September 2026. Owners may contact Ford customer service at 1-866-436-7332. Ford's number for this recall is 25SA4. Vehicle Identification Numbers (VINs) involved in this recall became searchable on NHTSA.gov on October 15, 2025.
59,006 vehicles affectedMfr ref: 25SA4Updated June 10, 2026
Ford Motor Company (Ford) is recalling certain 2016-2018 Focus, 2019 Explorer, and 2024 Explorer vehicles. The engine block heater may crack and develop a coolant leak, causing it to short circuit when the block heater is plugged in.
Safety Risk
An electrical short circuit can increase the risk of a fire.
Remedy
Owners are advised not to plug in their block heater until the vehicle is remedied. Dealers will replace the block heater, free of charge. Owners will also have a alternative option to replace engine block heater element with a threaded blanking plug, and remove the block heater electrical cord. Interim letters, notifying owners of the safety risk, were mailed February 13, 2026. Additional letters will be sent once the final remedy is available, anticipated in April 2026. Owners may contact Ford customer service at 1-866-436-7332. Ford's number for this recall is 25SA4. Vehicle Identification Numbers (VINs) involved in this recall became searchable on NHTSA.gov on January 16, 2026. This recall expands previous recall number 25V685.
2,403 vehicles affectedMfr ref: 25SA4Updated June 10, 2026
Ford Motor Company (Ford) is recalling certain 2016-2018 Focus, 2019 Explorer, and 2024 Explorer vehicles. The engine block heater may crack and develop a coolant leak, causing it to short circuit when the block heater is plugged in.
Safety Risk
An electrical short circuit can increase the risk of a fire.
Remedy
Owners are advised not to plug in their block heater until the vehicle is remedied. Dealers will replace the block heater, free of charge. Owners will also have a alternative option to replace engine block heater element with a threaded blanking plug, and remove the block heater electrical cord. Interim letters, notifying owners of the safety risk, were mailed February 13, 2026. Additional letters will be sent once the final remedy is available, anticipated in April 2026. Owners may contact Ford customer service at 1-866-436-7332. Ford's number for this recall is 25SA4. Vehicle Identification Numbers (VINs) involved in this recall became searchable on NHTSA.gov on January 16, 2026. This recall expands previous recall number 25V685.
Ford Motor Company (Ford) is recalling certain 2024-2025 Lincoln Nautilus, 2023-2025 Escape, 2023 Lincoln Corsair, 2025 Lincoln Corsair, Maverick, and Bronco Sport vehicles equipped with a 1.5L or 2.0L MPC engine and an engine block heater. The engine block heater may overheat when the vehicle is parked with the block heater plugged in.
Safety Risk
An overheated engine block heater can increase the risk of a fire.
Remedy
Dealers will replace the block heater element and inspect the electrical cord, replacing it if necessary, free of charge. Owners will also have a alternative option to replace engine block heater element with a threaded blanking plug coupled, and remove the block heater electrical cord. Interim letters, notifying owners of the safety risk, were mailed June 11, 2025. A second notice will be sent once the final remedy is available. The parts are anticipated to be available April 2026. Owners may contact Ford customer service at 1-866-436-7332. Ford's number for this recall is 25S52.
6,781 vehicles affectedMfr ref: 25S52Updated June 10, 2026
Ford Motor Company (Ford) is recalling certain 2024-2025 Lincoln Nautilus, 2023-2025 Escape, 2023 Lincoln Corsair, 2025 Lincoln Corsair, Maverick, and Bronco Sport vehicles equipped with a 1.5L or 2.0L MPC engine and an engine block heater. The engine block heater may overheat when the vehicle is parked with the block heater plugged in.
Safety Risk
An overheated engine block heater can increase the risk of a fire.
Remedy
Dealers will replace the block heater element and inspect the electrical cord, replacing it if necessary, free of charge. Owners will also have a alternative option to replace engine block heater element with a threaded blanking plug coupled, and remove the block heater electrical cord. Interim letters, notifying owners of the safety risk, were mailed June 11, 2025. A second notice will be sent once the final remedy is available. The parts are anticipated to be available April 2026. Owners may contact Ford customer service at 1-866-436-7332. Ford's number for this recall is 25S52.
6,781 vehicles affectedMfr ref: 25S52Updated June 10, 2026
Ford Motor Company (Ford) is recalling certain 2024-2025 Lincoln Nautilus, 2023-2025 Escape, 2023 Lincoln Corsair, 2025 Lincoln Corsair, Maverick, and Bronco Sport vehicles equipped with a 1.5L or 2.0L MPC engine and an engine block heater. The engine block heater may overheat when the vehicle is parked with the block heater plugged in.
Safety Risk
An overheated engine block heater can increase the risk of a fire.
Remedy
Dealers will replace the block heater element and inspect the electrical cord, replacing it if necessary, free of charge. Owners will also have a alternative option to replace engine block heater element with a threaded blanking plug coupled, and remove the block heater electrical cord. Interim letters, notifying owners of the safety risk, were mailed June 11, 2025. A second notice will be sent once the final remedy is available. The parts are anticipated to be available April 2026. Owners may contact Ford customer service at 1-866-436-7332. Ford's number for this recall is 25S52.
6,781 vehicles affectedMfr ref: 25S52Updated June 10, 2026
Also recalled in Canada