Brakes:interconnecting assembly (wiring:connecting
Defect Summary
The involved vehicles may not comply with federal motor vehicle safety standard no. 121, "air brake systems". The trailer brake control air line was connected to the front brake double check valve rather than the stop lamp switch double check valve, such that in the event of a failure of the truck front brake system the trailer brakes cannot be applied using the service brake control (treadle valve).
Corrective Action
Dealer will inspect and connect the brake control air line to the proper valve, without charge to owner.
Similar Recalls
Other recalls from General Motors, Llc or involving Service Brakes, Air.
FAQ: Recall 77V145000
Your rights, the repair process, and what each field on this page means.
What is recall 77V145000?
NHTSA recall 77V145000 was issued by General Motors, Llc on September 15, 1977. It addresses: Brakes:interconnecting assembly (wiring:connecting. The recall affects approximately 185 vehicles, with the defect involving the Service Brakes, Air component.
How do I get this recall repaired?
Contact any authorized General Motors, Llc dealer and reference NHTSA recall ID 77V145000 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.