Investigations
OMITTED QUICK RELEASE VALVE (PARK BRAKE)
NHTSA SQ SQ00012 - closed, opened 2000-06-27.
NHTSA investigation SQ00012 is a SQ opened on 2000-06-27 and currently closed. The subject is tracked inside the Office of Defects Investigation queue. Latest activity on this investigation was logged on 2000-07-21 - NHTSA updates that field whenever an Information Request goes out, a supplement is filed, or a status change is recorded in the public docket.
Investigators summarized the matter as follows: "IN MAY 2000, COT INITIATED A SERVICE BULLETIN INFORMING COLLINS BUS CORP. (COLLINS) OF AN ASSEMBLY PLANT ERROR ON BUS CHASSIS SUPPLIED TO THEM. CERTAIN CHASSIS BUILT FROM 9-1-99 TO 4-1-00 WERE NOT EQUIPPED WITH A QUICK R..." Investigations are the early-warning layer of the federal auto-safety system, sitting upstream of formal recalls and defect orders. Whether this one closes without action or escalates into an Engineering Analysis, the full history stays in the ODI archive so researchers, litigators, and buyers can pull the paper trail at any time.
Investigation Summary
IN MAY 2000, COT INITIATED A SERVICE BULLETIN INFORMING COLLINS BUS CORP. (COLLINS) OF AN ASSEMBLY PLANT ERROR ON BUS CHASSIS SUPPLIED TO THEM. CERTAIN CHASSIS BUILT FROM 9-1-99 TO 4-1-00 WERE NOT EQUIPPED WITH A QUICK RELEASE VALVE AND CONSEQUENTLY HAVE A SLOW PARKING BRAKE APPLICATION TIME. THE SERVICED BULLETIN INSTRUCTS COLLINS TO INSPECT FOR THE MISSING VALVE AND INSTALL, IF NEEDED. SLOW ACTIVATION TIME OF THE AIR OPERATED PARKING BRAKE SYSTEM COULD HAVE SAFETY CONSEQUENCES. THE PURPOSE OF THE SQ IS TO DETERMINE THE EXTENT OF THE PROBLEM EXPERIENCE, CONSEQUENCES, AND IF A SAFETY RECALL IS WARRANTED.
About This Investigation Type
Data from NHTSA Office of Defects Investigation. Cross-references: NHTSA recall campaign API and NHTSA FARS where fatality records overlap. PlainCars does not rate or recommend vehicles. about how PlainCars sources NHTSA data.
Read our methodology - how this data is sourced, computed, and verified.