Brakes:power assist:secondary:control module switc
Defect Summary
Vehicles have a primary and a reserve braking system. If the primary brake system booster fails, under some circumstances the reserve system may also malfunction and braking ability will be impaired.
Corrective Action
Dealer will install a new reserve brake control module at no cost to owner.
Similar Recalls
Other recalls from General Motors, Llc or involving Service Brakes, Hydraulic.
FAQ: Recall 84V134000
Your rights, the repair process, and what each field on this page means.
What is recall 84V134000?
NHTSA recall 84V134000 was issued by General Motors, Llc on October 16, 1984. It addresses: Brakes:power assist:secondary:control module switc. The recall affects approximately 1,436 vehicles, with the defect involving the Service Brakes, Hydraulic component.
How do I get this recall repaired?
Contact any authorized General Motors, Llc dealer and reference NHTSA recall ID 84V134000 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.