Mack · Canada · Crit
Mack CT, CTP +5 more: Brakes
Affects Mack CT, CTP, CXN, CHN, CV, MR, LE · 2007 — about 189 vehicles.
The hazard
Certain trucks equipped with Bendix SR-7 spring brake modulating valve may experience an internal air leak if the check valve fails to seat. This may cause a delay in the application of the parking spring brakes leading to an unintended vehicle rollaway. Correction: Dealers will replace the Bendix SR-7 valve and the Parker single check valve.
What to do
Contact your dealer; the remedy details were not included in the filing.
Critical — crash/injury risk now
High — injury risk; see remedy
Moderate — fix at next service
Low — minor / informational