SYS ONLINE INGEST 4 hours ago SOURCE NHTSA · TC BUILD v0.0.29
Vehicle scope Default: all classes — narrow to retail passenger anytime
Network/ Canada/ White GMC/ 1990179

White GMC · Canada · Mod

White GMC WXLL: Brakes

Affects White GMC WXLL · 1989–1990 — about 9 vehicles.

The hazard

THE FOOT CONTROLLED BRAKE VALVE IN THE AUXILIARY OPERATING STATION MAY HAVE BEEN IMPROPERLY PLUMBED (AIR LINES CROSS- CONNECTED). IF THERE IS A SERVICE BRAKE AIR LINE FAILURE IN EITHER THE "A" OR "B" SYSTEM AIR SUPPLY, THE CROSS PLUMBING OF AIR LINES MAY RESULT IN LOSS OF AUXILIARY OPERATION STATION BRAKE CONTROL. THIS COULD RESULT IN A VEHICLE ACCIDENT. CORRECTION: AIR BRAKE SYSTEM WILL BE TESTED AND AIR LINES FOUND TO BE CROSS PLUMBED WILL BE DISCONNECTED AND PROPERLY RECONNECTED.

What to do

Contact your dealer; the remedy details were not included in the filing.

Critical — crash/injury risk now High — injury risk; see remedy Moderate — fix at next service Low — minor / informational