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Service bulletin SB-535003

A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned.

The communication, as NHTSA indexes it (as of 2026-10-19)
TypeService bulletin
NHTSA id10032559
Published by NHTSA2010-04-12
Manufacturer's numberSB-535003
Manufacturer's date2009-06-15
NHTSA componentPARKING BRAKE

NHTSA's summary

MACK TRUCK: PARKING BRAKE ALERT. THE NEW ALERT IS MEANT TO INFORM THE VEHICLE OPERATOR THAT THE PARKING BRAKE HAS NOT BEEN APPLY WHILE ATTEMPTING TO EXIT THE VEHICLE. MODELS CXU, CHU, GU, AND TD. NO MODEL YEARS LISTED. *PE

The document

No address for NHTSA's copy can be built for this communication. Ask the dealer for it by the manufacturer's number.

Components

Brakes, Parking brake

Vehicles listed
MACK CHU2006 to 2008
MACK CXU2006 to 2008
MACK GU2006 to 2008
MACK TD7132010
MACK TD7142010

Listing a model year does not mean every vehicle of it is concerned: the document says which.