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Service bulletin SB-635012

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 id10032348
Published by NHTSA2010-03-10
Manufacturer's numberSB-635012
Manufacturer's date2008-01-04
NHTSA componentEQUIPMENT:APPLIANCE:AIR CONDITIONER

NHTSA's summary

MACK TRUCK: FINE PARTICULATE FILTER FOR HVAC UNITS-CXU, CHU, GU, CXP AND CTP MODELS. A PLEATED FINE PARTICULATE HVAC FILTER (PART NO. 85112361) HAS BEEN DEVELOPED FOR THE HVAC UNITS IN CERTAIN MODELS. 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

Equipment and accessories, Heating and air conditioning

Vehicles listed
MACK CHU2006 to 2008
MACK CTP2006 to 2008
MACK CXP2006 to 2008
MACK CXU2006 to 2008
MACK GU2006 to 2009
MACK GU72006 to 2007

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