Transport CanadaCritical
1977 GMC ASTROTransport Canada Recall #1981093
The official notice
Defect
Certain trucks may not comply with CMVSS 121 which requires a split braking system operating separately and independently on two axles.
Safety Risk
No risk description available.
Remedy
No remedy description available.
171 vehicles affectedMfr ref: 2A04Updated June 10, 2026