Recall
Mack Granite (gr) — 21V233000
NHTSA ID
21V233000
Make
Mack
Model
Granite (gr)
Years Affected
2022
Recall Date
2021-04-01
Component
ELECTRONIC STABILITY CONTROL (ESC):CONTROL MODULE:SOFTWARE
Units Affected
557
Completion Rate
—
Mfr Campaign No.
SC0423
Summary
Mack Trucks, Inc. (Mack) is recalling certain 2018-2022 Anthem (AN), Granite (GR/GU), and Pinnacle (CHU/CXU/PI) vehicles equipped with "camelback" rear suspension and electronic stability control. The vehicles may not stay in their lane at certain speeds. As such, these vehicles fail to comply with the requirements of Federal Motor Vehicle Safety Standard (FMVSS) number 136, "Electronic Stability Control Systems on Heavy Vehicles."
Consequence
A vehicle that drifts out of its lane increases the risk of a crash.
Remedy
Mack will notify owners, and dealers will reprogram the vehicle control units, free of charge. The recall began on April 21, 2021. Owners may contact Mack customer service at 1-800-866-1177. Mack's number for this recall is SC0423.