Interior systems:active seat and shoulder belts an
Defect Summary
The involved vehicles do not conform to federal motor vehicle safety standard nos. 207, "seating systems", and 210, "seat belt assembly anchorages". Vehicles equipped with viking t-bar seats have the seat belt anchorage located under the seat. The tether belt ruptured when subjected to the forces required in the safety test.
Corrective Action
Dealer will relocate the tether belt floor anchorage to correct the problem, without charge to owner.
Similar Recalls
Other recalls from Mack Trucks, Inc. or involving Seat Belts.
FAQ: Recall 77V204000
Your rights, the repair process, and what each field on this page means.
What is recall 77V204000?
NHTSA recall 77V204000 was issued by Mack Trucks, Inc. on November 21, 1977. It addresses: Interior systems:active seat and shoulder belts an. The recall affects approximately 11 vehicles, with the defect involving the Seat Belts component.
How do I get this recall repaired?
Contact any authorized Mack Trucks, Inc. dealer and reference NHTSA recall ID 77V204000 or the manufacturer campaign number NR (Not Reported). Under federal law, the repair is completely free regardless of vehicle age or owner history.
Is my vehicle included in this recall?
The only way to confirm is to look up your 17-character VIN at nhtsa.gov/recalls. NHTSA's tool will tell you if VIN-by-VIN this exact recall applies.
How long do I have to get a recall repair done?
There is no expiration on most federal safety recalls. Even if your vehicle is years old and you bought it used, the manufacturer is required to perform the repair at no cost.
Where does the data on this page come from?
All information on this page is sourced directly from the U.S. Department of Transportation public dataset for NHTSA recalls. Last refreshed: 2026-05-22. For the most current official notice, visit nhtsa.gov/recalls.