The defect
General Motors LLC (GM) is recalling certain 2018 Cadillac Escalade, Chevrolet Silverado 1500 and Tahoe, GMC Sierra 1500 and Yukon vehicles equipped with either a 5.3L or 6.2L V8 engine. The output of the mechanical vacuum pump can decrease over time, decreasing the amount of vacuum/power brake assist.
The risk
A decrease in brake assist can increase the brake pedal effort and distance required to stop the vehicle, increasing the risk of a crash.
The remedy
GM will notify owners, and dealers will reprogram the Electronic Brake Control Module, free of charge. The recall began November 11, 2020. Owners may contact GM customer service at 1-866-522-9559, Cadillac customer service at 1-800-458-8006 or Chevrolet customer service at 1-800-630-2438. GM's number for this recall is N202300860.
NHTSA's own wording · initiated by MFR
Vehicles covered
| Model | Model years |
|---|---|
| Cadillac Escalade | 2018 |
| Chevrolet Silverado 1500 | 2018 |
| Chevrolet Tahoe | 2018 |
| GMC Sierra 1500 | 2018 |
| GMC Yukon | 2018 |
Components: SERVICE BRAKES, HYDRAULIC:POWER ASSIST:VACUUM
Model years in this recall
NHTSA complaints and the number of recall campaigns for each model year this recall covers.
| Model | Year | Complaints | Recalls |
|---|---|---|---|
| Cadillac Escalade | 2018 | 21 | 1 |
| Chevrolet Silverado 1500 | 2018 | 521 | 7 |
| Chevrolet Tahoe | 2018 | 105 | 3 |
| GMC Sierra 1500 | 2018 | 305 | 7 |
| GMC Yukon | 2018 | 70 | 3 |
Other service brakes, hydraulic recalls in 2020
44 of the 782 recall campaigns reported to NHTSA in 2020 concerned the service brakes, hydraulic; General Motors LLC filed 272 campaigns in all.
| 20V808000 22 Dec 2020 | General Motors, LLC |
| 20V806000 21 Dec 2020 | Daimler Trucks North America, LLC |
| 20V802000 21 Dec 2020 | Daimler Vans USA, LLC |
| 20V807000 21 Dec 2020 | Daimler Trucks North America, LLC |
| 20V786000 16 Dec 2020 | Volkswagen Group of America, Inc. |
| 20V782000 15 Dec 2020 | Volvo Trucks North America |
| 20V778000 11 Dec 2020 | Yamaha Motor Corporation, USA |
| 20V748000 1 Dec 2020 | Hyundai Motor America |
NHTSA recalls (public domain) · all recalls of 2020