Listed by Transport Canada for this model year
1Possible recalls
1
Recalls
Jul 26, 1979
Most recent

Newest first. Many cover only part of a model year, so check your VIN with GMC before booking a repair.

Transport Canada · listed for this model year

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

1975 GMC H9500 recall questions

Related recall checks