Volvo on certain heavy duty trucks equipped with meritor wabco pneumatic anitlock brake system (ABS) valve packages, the assembly bolts on these valve packages were not tightened correctly.
The short version
VOLVO TRUCKS NORTH AMERICA INC reported a problem with the supply check valve. Here is what owners need to know.
ON CERTAIN HEAVY DUTY TRUCKS EQUIPPED WITH MERITOR WABCO PNEUMATIC ANITLOCK BRAKE SYSTEM (ABS) VALVE PACKAGES, THE ASSEMBLY BOLTS ON THESE VALVE PACKAGES WERE NOT TIGHTENED CORRECTLY.
BOLTS TORQUED BELOW SPECIFICATION WILL NOT RELIABLY PREVENT AIR LEAKAGE AT THE AFFECTED ABS VALVE PACKAGE INTERFACE JOINTS ONCE THE COMPONENT BEGINS NORMAL VEHICLE OPERATION. IF AIR LEAKS DEVELOP AT ANY OF THE ABS VALVE PACKAGE INTERFACE JOINTS, BRAKE SYSTEM PRESSURE REDUCTIONS COULD OCCUR DURING BRAKING OR NORMAL OPERATION WITH UNITS EQUIPPED WITH THE TRACTION CONTROL OPTION, POTENTIALLY EXTENDING STOPPING DISTANCES, POSSIBLY RESULTING IN A VEHICLE CRASH.
DEALERS WILL TIGHTEN THE FASTENERS TO THE PROPER SPECIFICATION, free of charge.
Affected vehicles
These model years are included in NHTSA campaign 02V-018.
| YEAR RANGE | MODEL |
|---|---|
| 2001 | Volvo VNL |
| 2001 | Volvo VNM |
What changed
Newest first. The record shows both when the recall began and what has changed since.
- Recall reported to NHTSA. LATEST
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Data from the NHTSA recall database. A clean VIN check means no open federal recalls for that vehicle — not that it never had one.
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