General Motors is recalling over three million vehicles that may be affected by a vacuum pump issue. 

General Motors is recalling certain 2015 - 2017 Cadillac Escalades, 2014 - 2018, Chevrolet Silverado, GMC Sierra, 2015 - 2018 Chevrolet Suburban, Tahoe, GMC Yukon vehicles. These conditions are attributed to deterioration of the engine-driven brake assist vacuum pump.

The office of Defects Investigation has received 111 reports of hard brake pedal effort accompanied by extended stopping distance. 

Nine of these incidents included vehicles incurring damage as a result colliding with another vehicle or fixed object at low speeds.

GM will notify owners, and dealers will reprogram the Electronic Brake Control Module, free of charge.

The manufacturer has not yet provided a notification schedule. Owners may contact Chevrolet customer service at 1-800-630-2438, Cadillac customer service at 1-800-458-8006 or GMC customer service at 1-800-462-8782. GM's number for this recall is N192268490.

Owners may also contact the National Highway Traffic Safety Administration Vehicle Safety Hotline at 1-888-327-4236 (TTY 1-800-424-9153), or go to safercar

Below is a list of the following vehicles make and model:

  • Cadillac Escalade 2015-2017
  • Chevrolet Silverado 1500 2014-2018 
  • Chevrolet Silverado
  • Chevrolet Silverado
  • Chevrolet Suburban 
  • Chevrolet Tahoe
  • GMC Sierra 1500 2014-2018
  • GMC Sierra 2500 2014-2018 
  • GMC Sierra 3500 2014-2018 
  • GMC Yukon 2015-2018 

According to GM, a preliminary evaluation has been opened to assess the scope, frequency, circumstances, and safety consequences of the alleged defect.