Cadillac XT4, CT4 +1 more: Service brakes

Affects Cadillac XT4, CT4, CT5 · 2020–2021 — about 4K vehicles.

The hazard

If communication with the sensor is interrupted, the electronic brake boost assist could be lost. Extra pedal force will be required to slow and stop the vehicle, increasing the risk of a crash.

What to do

GM will notify owners, and dealers will replace the electronic brake boost module, free of charge. The recall began December 9, 2020. Owners may contact Chevrolet customer service at 1-800-630-2438, Cadillac customer service at 1-800-333-4223, or Buick customer service at 1-800-521-7300. GM's number for this recall is A202307260.

Critical — crash/injury risk now High — injury risk; see remedy Moderate — fix at next service Low — minor / informational