NHTSA Recall 04V159000
NHTSA Campaign Id 04V159000; Date: Apr. 7, 2004
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.
Recalled Vehicles:
1995 Mack CH; 1996 Mack CH; 1997 Mack CH; 1998 Mack CH; 1999 Mack CH; 2000 Mack CH; 2001 Mack CH; 2002 Mack CH; 2003 Mack CH; 2004 Mack CH; 1995 Mack LE; 1996 Mack LE; 1997 Mack LE; 1998 Mack LE; 1999 Mack LE; 2000 Mack LE; 2001 Mack LE; 2002 Mack LE; 2003 Mack LE; 2004 Mack LE; 1995 Mack MR; 1996 Mack MR; 1997 Mack MR; 1998 Mack MR; 1999 Mack MR; 2000 Mack MR; 2001 Mack MR; 2002 Mack MR; 2003 Mack MR; 2004 Mack MR
Component: Fuel System, Other:storage:tank Assembly:pressure Relief Devices
Manufactured by: Mack Trucks, Inc
Affected Units:: 317
Recall Summary:
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.
How to Fix:
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.
Recall 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).
Date Owners notified by Manufacturer: Apr 6, 2004
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