Known Recalls

Recall campaign · NHTSA 04V159000

Fuel system, other: storage: tank assembly: pressure relief devices

MACK TRUCKS, INC filed this campaign with NHTSA on 2004-04-07.

Recall campaignNHTSA 04V159000

Fuel system, other: storage: tank assembly: pressure relief devices

Component
Fuel system, other: storage: tank assembly: pressure relief devices
Manufacturer
MACK TRUCKS, INC
Vehicles affected
317
Reported to NHTSA
2004-04-07
Owners notified
2004-04-06

Defect description

ON CERTAIN CHASSIS BUILT WITH LNG ENGINES, THE NEXGEN LNG TANK'S PRIMARY AND SECONDARY RELIEF VALVES COULD FAIL TO OPEN AND RELIEVE TANK PRESSURE.

Safety risk

THIS COULD CAUSE ICE BUILDUP ON THE DISCHARGE SIDE OF THE PRIMARY AND SECONDARY PRESSURE SYSTEM ALLOWING THE RELIEF SYSTEM TO FREEZE AND BECOME BLOCKED RESULTING IN OVER PRESSURIZATION OF THE LNG TANKS CREATING THE RISK OF CATASTROPHIC TANK RUPTURE WHICH COULD CAUSE SERIOUS INJURY OR DEATH.

Manufacturer remedy

DEALERS WILL RETROFIT THE LNG TANKS WITH A NEW PRIMARY RELIEF VALVE PIPE AWAY TUBE AND A NEW VENTILATED SHROUD. THE RECALL BEGAN APRIL 6, 2004. OWNERS WHO TAKE THEIR VEHICLES TO AN AUTHORIZED DEALER ON AN AGREED UPON SERVICE DATE AND DO NOT RECEIVE THE FREE REMEDY WITHIN A REASONABLE TIME SHOULD CONTACT MACK AT 1-610-709-3337.

Notes

MACKRECALL NO SC0287.CUSTOMERS CAN CONTACT THE NATIONAL HIGHWAY TRAFFIC SAFETY ADMINISTRATION'S AUTO SAFETY HOTLINE AT 1-888-DASH-2-DOT (1-888-327-4236).

Scope of coverage

30 model years across 3 models.

ModelYears on record
MACK CH2004 2003 2002 2001 2000 1999 1998 1997 1996 1995
MACK LE2004 2003 2002 2001 2000 1999 1998 1997 1996 1995
MACK MR2004 2003 2002 2001 2000 1999 1998 1997 1996 1995

Safety recall repairs are provided free of charge by franchised dealers, regardless of vehicle age or mileage. This page displays aggregated data for the model year. To check recall status for a specific vehicle, search its VIN at nhtsa.gov.