Mack · United States · Crit
Mack Pinnacle (Cxu), Granite (Gu): Engine
Affects Mack Pinnacle (Cxu), Granite (Gu) · 2015 — about 40 vehicles.
The hazard
If the Automatic Shut-down Protection System does not operate as expected, the operator may be unable to control the increase in the engines rpms, increasing the risk of engine failure and vehicle fire.
What to do
Mack will notify owners, and dealers will inspect the system for correct operation and repair if necessary, free of charge. The recall began on January 16, 2015. Owners may contact Mack customer service at 1-610-709-2131. Mack's number for this recall is SC0386.
Critical — crash/injury risk now
High — injury risk; see remedy
Moderate — fix at next service
Low — minor / informational