Transport CanadaCritical
1980 GMC C7Transport Canada Recall #1984074
The official notice
Defect
On certain trucks equipped with the combination of bendix master cylinder and bendix handrovac frame mounted brake booster, air may be drawn into the brake system past the various seals. Air in the brake system could cause a loss of braking ability and result in vehicle crash without prior warning.
Safety Risk
No risk description available.
Remedy
No remedy description available.
2,719 vehicles affectedMfr ref: 4A09Updated June 10, 2026