Defect Description For Recall
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.
Make Of Vehicle
MACK
Model Of Vehicle
LE
Year
1999
Recall Campaign Number
04V159000
Component Description
Fuel System, Other:Storage:Tank Assembly:Pressure Relief Devices
Effect Of Defect
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.
Fix Defect
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.
Vehicle Manufacturer
Mack Trucks, Inc
Start Of Manufacture
19950426
End Of Manufacture
20040209
Type Of Vehicle Recall
V
Number Affected
317
Date Owners Notified
20040406
Initiated By
Mfr
Responsible Manufacturer
Mack Trucks, Inc.
Date Report Received
20040407
Make Campaign Number
SC0287