Vehicle recall 19V645000 · September 6, 2019
GMC Sierra 1500, Chevrolet Silverado 1500 and 4 more models
The amount of vacuum created by the vacuum pump may decrease over time.
Source: NHTSA data as of September 22, 2026. Last refreshed Sep 23, 2026, 2:43 AM UTC.
- Summary
- General Motors LLC (GM) is recalling certain 2015-2017 Cadillac Escalade, 2014-2018 Chevrolet Silverado, GMC Sierra, 2015-2018 Chevrolet Suburban, Tahoe, GMC Yukon vehicles. The amount of vacuum created by the vacuum pump may decrease over time.
- Consequence
- As the vacuum level drops, the brake assist decreases, increasing braking effort, extending the distance required to stop the vehicle, thereby increasing the risk of a crash.
- Remedy
- GM will notify owners, and dealers will reprogram the Electronic Brake Control Module, free of charge. The recall began October 8, 2019. 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.
- Notes
- 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 www.safercar.gov.
Recall details
- NHTSA campaign
- 19V645000
- Reported to NHTSA
- September 6, 2019
- Filed by
- General Motors LLC
- Manufacturer campaign
- N192268490
- Owner notification
- October 8, 2019
- Vehicles potentially affected
- 3,456,719
- Initiated by
- NHTSA’s Office of Defects Investigation
- Components
- Service brakes, hydraulic › Power assist › Vacuum
Vehicles covered
As listed by NHTSA. A recall usually covers only some vehicles of each model and year, often a production date range.
- Cadillac Escalade (2015-2017): 2017, 2016, 2015
- Chevrolet Silverado 1500 (2014-2018): 2018, 2017, 2016, 2015, 2014
- Chevrolet Suburban (2015-2018): 2018, 2017, 2016, 2015
- Chevrolet Tahoe (2015-2018): 2018, 2017, 2016, 2015
- GMC Sierra 1500 (2014-2018): 2018, 2017, 2016, 2015, 2014
- GMC Yukon (2015-2018): 2018, 2017, 2016, 2015
Has your Cadillac been repaired?
Recalls here come from NHTSA’s records for the model and year. Not every vehicle of a model is included in every recall, and this site can’t see whether a repair has been done. Only a VIN lookup can tell you that.
NHTSA’s VIN search doesn’t show recalls that were already repaired, recalls more than 15 years old, or some small manufacturers’ recalls. A Cadillac dealer can also check your VIN. Recall repairs are free.