Transport CanadaCritical
1978 GMC BRIGADIERTransport Canada Recall #1979137
The official notice
Defect
HEAVY DUTY TRUCKS EQUIPPED WITH AIR BRAKES AND A 427 C.I.D. GASOLINE ENGINE OR A 6 OR 8 CYLINDER DETROIT DIESEL ALLISON ENGINE. VEHICLES MAY HAVE BEEN BUILT WITH IMPROPERLY CONNECTED (INTERCHANGED) COPPER BRAKE APPLICATION VALVE AIR LINES. SHOULD A MAJOR AIR LEAK DEVELOP IN THE REAR BRAKE SYSTE, THE VEHICLE COULD EXPERIENCE A LOSS OF SERVICE BRAKES WITHOUT PRIOR WARNING.
Safety Risk
No risk description available.
Remedy
No remedy description available.
303 vehicles affectedMfr ref: 9G11 9T12Updated June 10, 2026