MACK 2019 MACK PINNACLE (CHU) Recall
Check Your Product
According to the National Highway Traffic Safety Administration (NHTSA)
Product
2019 MACK PINNACLE (CHU)
Brand
MACK
Lot Codes / Batch Numbers
Not specified in NHTSA notice. Check official source for details.
Products Sold
Model Year 2019
Mack Trucks, Inc. is recalling certain 2019 MACK PINNACLE (CHU) vehicles due to service brakes, air:supply:reservoir/tank issues. The undersized air brake supply reservoir may provide an insufficient air supply to properly operate the brakes during repetitive brake applications, .
Summary derived from NHTSA notice
Reason for Recall
As stated by NHTSA
Mack Trucks Inc. (Mack) is recalling one 2014 Pinnacle (CXU) vehicle and certain 2018-2019 Mack Anthem (AN) vehicles equipped with air brake supply tanks that have an air volume amount ranging from 70% to 96% of the amount required by the regulation. As such, these vehicles fail to comply with the requirements of Federal Motor Vehicle Safety Standard (FMVSS) number 121, "Air Brake Systems."
Reported concern (NHTSA)
The undersized air brake supply reservoir may provide an insufficient air supply to properly operate the brakes during repetitive brake applications, reducing braking performance and increasing the risk of a crash.
Recommended Action
Per NHTSA guidance
Mack will notify owners and dealers will add an air tank to the affected vehicles, free of charge. The recall began April 10, 2019. Owners may contact Mack customer service at 1-800-866-1177. Mack's number for this recall is SC0417.
Verify this information on the official source
For complete details and official instructions, check the National Highway Traffic Safety Administration (NHTSA) directly.
View official NHTSA recall noticePage updated: Jan 10, 2026