Service brakes, air: antilock (Volvo)
Vehicle recall 91V-205. NHTSA received VOLVO GM HEAVY TRUCK CORP’s report on Nov 22, 1991.
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The short answer
NHTSA received VOLVO GM HEAVY TRUCK CORP’s report on Nov 22, 1991. Copied from NHTSA on Oct 24, 2026.
Every line below is in NHTSA’s own words, with its source beside it.
What’s wrong with it?
DEPLETION OF AIR SUPPLY FROM THE PARKING BRAKE CIRCUITWOULD ALLOW THE BUS TO ROLL WITH THE PARKING BRAKE APPLIED. THIS COULDRESULT IN A VEHICLE ACCIDENT.
THE EXISTING INTERLOCK AIR BRAKE SYSTEM MUST GET ITS AIR SUPPLY DIRECTLY FROM THE PARKING BRAKE AIR SUPPLY CIRCUIT.
SHOULD A COMPONENT FAILURE OCCUR IN THE INTERLOCK AIR SYSTEM, IT WILL DEPLETE THE AIR SUPPLY FROM THE PARKING BRAKE CIRCUIT.
NHTSA, Recalls flat file before 2010. Released Oct 24, 2026. Updated daily.
- NHTSA’s part: Service brakes, air: antilock.
What should you do?
RELOCATE THE AIR SUPPLY LINE FOR THE INTERLOCK SYSTEM SO THAT THE AIR SUPPLY COMES FROM THE PARKING BRAKE CIRCUIT TO ENSURE THAT WHEN THE PARKING BRAKE IS APPLIED, THE PARKING BRAKE CANNOT BE DISENGAGED OR OVERRIDDEN BY COMPONENT FAILURES.
NHTSA, Recalls flat file before 2010. Released Oct 24, 2026. Updated daily.
- How to reach the firm: SYSTEM: BRAKES.VEHICLE DESCRIPTION: 60 FOOT ARTICULATED BUSES.
- Check a vehicle by its VIN at NHTSA: the recalls still open on it are listed there.
Which ones are recalled?
NHTSA counts 171 vehicles potentially involved, across everything this recall names.
NHTSA, Recalls flat file before 2010. Released Oct 24, 2026. Updated daily.
- Volvo B10Mand 1984, 1985 and 1986, before the model years listed here
Who is recalling it?
- Made by VOLVO GM HEAVY TRUCK CORP.
NHTSA, Recalls flat file before 2010. Released Oct 24, 2026. Updated daily.
What the record doesn’t say
- NHTSA’s recall file doesn’t say whether anyone was hurt.
- Whether one vehicle or seat has been fixed: only its maker, or NHTSA’s lookup with a VIN, can say.
- This recall names only model years before 2015, which have no pages here. Your VIN, at NHTSA, says which recalls are open on a vehicle.
- How many have been returned or fixed isn’t in the notice.
Hearth Record wrote these lines.
Sources
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National Highway Traffic Safety Administration, Recalls flat file before 2010 (FLAT_RCL_PRE_2010).
Released Oct 24, 2026 and checked Oct 24, 2026. Updated daily. Public domain (U.S. Government work).
Vehicle, car seat, tire and vehicle equipment recalls, owner complaints and crash ratings are from the National Highway Traffic Safety Administration (NHTSA). Copied on Oct 24, 2026.