Mercedes-Benz · Canada · High
Mercedes-Benz 500: Brakes
Affects Mercedes-Benz 500 · 1990–1992 — about 1K vehicles.
The hazard
DURING THE REMOVAL AND INSTALLATION OF THE AIR FILTER HOUSING WHILE PERFORMING SERVICE, IT IS POSSIBLE THAT THE VACUUM HOSE COULD BE MISROUTED AND DAMAGE TO THE VACUUM CHECK VALVE COULD OCCUR. IF THE CHECK VALVE IS DAMAGED, A LOSS OF SUFFICIENT BRAKE BOOST WILL OCCUR. CORRECTION: VEHICLES WILL BE INSPECTED AND, IF NECESSARY, THE VACUUM HOSE TO THE VACUUM BRAKE BOOSTER WILL BE REPLACED WITH A NEWLY DESIGNED PREFORMED HOSE WITH A RELOCATED 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