Campaigns on record across the GMC N9500 (1975–1978), from Transport Canada and, tagged NHTSA, the United States. Pick a model year for the Canadian listing, and check your VIN with GMC to confirm which apply.
MEDIUM AND HEAVY DUTY TRUCKS EQUIPPED WITH EATON ANTI-LOCK AIR BRAKE SYSTEM. THE PISTON IN THE ANTI-LOCK RELAY VALVES MAY EXPAND WHEN EXPOSED TO CERTAIN FLUID CONTAMINATES WHICH MAY BE FOUND IN THE AIR BRAKE SYSTEM. EXPANDED PISTONS CAN STICK OR JAM IN THE VALVES AND PREVENT AIR DELIVERY TO THE BVRAKE CHAMBERS CAUSING A LOSS OF BRAKING POWER ON THE AFFECTED AXLE. THIS CONDITION WOULD RESULT IN LONGER STOPPING DISTANCES.
1979131 · 254 units in campaign · Transport Canada
Applies only if the manufacturer confirms your VIN · repair by an authorized dealer · All 1978 gmc n9500 recalls
THE FRONT AXLE ALUMINUM HUBS ON THE INVOLVED VEHICLES MAY CONTAIN A DEFICIENCY IN THE BARREL AREA BETWEEN THE INNER AND OUTER BEARINGS WHICH MAY RESULT IN CRACKS WHICH COULD EVENTUALLY LEAD TO HUB FAILURE.
DEALER WILL INSPECT AND REPLACE FRONT AXLE ALUMINUM HUBS WITH STEEL HUBS, WITHOUT CHARGE TO OWNER.
77V172000 · 685 units in campaign · NHTSA
Applies only if the manufacturer confirms your VIN · repair by an authorized dealer · All 1977 gmc n9500 recalls
GMC N9500 by year
Related recall checks
Check recalls for specific GMC N9500 model years