The defect
VEHICLE DESCRIPTION: HEAVY DUTY 6X4 TRUCKS EQUIPPED WITH EITHER HENDRICKSON RT/RS SERIES SUSPENSIONS OR CHALMERS 800 SERIES SUSPENSIONS, WITH A WHEEL BASE GREATER THAN 250 INCHES, AND WESTERN STAR'S AIR '96' AIR BRAKE SYSTEM WITHOUT ANTI-LOCK BRAKES. THESE VEHICLES DO NOT MEET THE AIR BRAKE RELEASE TIME REQUIRED BY FMVSS NO. 121, "AIR BRAKE SYSTEMS."
The risk
AIR BRAKE RELEASE TIME MAY BE LONGER THAN ANTICIPATED BY THE OPERATOR INCREASING THE RISK OF A VEHICLE CRASH.
The remedy
DEALERS WILL INSTALL AN IN-LINE QUICK RELEASE VALVE IN EACH OF THE DROP LINES TO THE REAR MOST BRAKE CHAMBERS.
NHTSA's own wording · initiated by MFR
Vehicles covered
| Model | Model years |
|---|---|
| Western Star Constellation | 1997 |
| Western Star Heritage | 1997 |
Components: SERVICE BRAKES, AIR:SUPPLY:LOW PRESSURE WARNING:SWITCH
Model years in this recall
NHTSA complaints and the number of recall campaigns for each model year this recall covers.
| Model | Year | Complaints | Recalls |
|---|---|---|---|
| Western Star Constellation | 1997 | 0 | 2 |
| Western Star Heritage | 1997 | 0 | 2 |
Other service brakes, air recalls in 1997
7 of the 268 recall campaigns reported to NHTSA in 1997 concerned the service brakes, air; WESTERN STAR TRUCKS, INC. filed 38 campaigns in all.
| 95V239001 31 Oct 1997 | NEW FLYER OF AMERICA, INC. |
| 97V150000 9 Sept 1997 | FORD MOTOR COMPANY |
| 97V086000 29 May 1997 | REXWORKS INC. |
| 97V030000 3 Mar 1997 | THOMAS BUILT BUSES, INC. |
| 97V020000 18 Feb 1997 | THOMAS BUILT BUSES, INC. |
| 97V009000 27 Jan 1997 | FREIGHTLINER CORPORATION |
NHTSA recalls (public domain) · all recalls of 1997