Mack Pinnacle (Cxu): Service brakes — air

Affects Mack Pinnacle (Cxu) · 2014–2015 — about 490 vehicles.

The hazard

Without a pressure relief valve, the air tank could rupture from being overpressurized increasing the risk of injury.

What to do

Mack will notify owners, and dealers will install a pressure relief valve in the air tank, free of charge. The recall began on June 11, 2014. Owners may contact Mack customer service at 1-866-298-6586. Mack's number for this recall is SC0380.

Critical — crash/injury risk now High — injury risk; see remedy Moderate — fix at next service Low — minor / informational