2017 Mercedes-Benz CLA250 defect investigations

Investigations by NHTSA’s Office of Defects Investigation that name the 2017 Mercedes-Benz CLA250. An investigation is how complaints can become a recall: complaints → investigation → (sometimes) TSB → recall.

• Desiccated Air Bag Inflator Rupture
  Engineering Analysis EA21002 · opened Sep 17, 2021 · still open

  From 2000 through 2017, Takata produced millions of air bag inflators using two types of phase-stabilized ammonium nitrate ("PSAN") propellant -- propellant 2004 and propellant 2004L. After prolonged exposure to high temperature cycles and humidity, inflators using propellant 2004 can degrade, causing the propellant to…

• Front Roof Panel Detachment
  Preliminary Evaluation PE21001 · opened Jan 8, 2021 · closed Oct 14, 2021 · led to recall 21V197000

  On January 8, 2021, after ongoing review with Mercedes Benz, the National Highway Traffic Safety Administration (NHTSA) Office of Defects Investigation (ODI) opened PE21-001 to assess allegations of front roof panel detachments while driving at highway speeds in certain 2015 Mercedes-Benz (Mercedes) C-Class vehicles.Th…