Ford Mustang: Electrical system — wiring

The hazard

A loss of driver power increases the risk of a crash. In addition, a loss of headlight function or windshield washing system function can reduce visibility, increasing the risk of a crash.

What to do

Dealers will replace the engine compartment wiring harness ground terminals, free of charge. Interim letters, notifying owners of the safety risk, were mailed September 5, 2026. Additional letters will be sent once the remedy is available, anticipated in March 2027. Owners may contact Ford customer service at 1-866-436-7332. Ford's number for this recall is 26C40. Vehicle Identification Numbers (VINs) involved in this recall became searchable on NHTSA.gov on August 28, 2026.