The problem
Vehicle description: passenger vehicles. The brake booster to pedal assembly attachment nuts May be loose.
The risk
If these nuts are loose, the brake pedal May be low, the assembly May be loose, the brakes May not release, and if the nuts back completely off, braking May be lost. Also fume and water intrusion to the passenger compartment can occur.
The fix
Dealers will replace any missing brake booster to brake pedal assembly nuts and tighten all four (4) nuts to specified torque.
Recall details
| NHTSA campaign | 99V-238 (99V238000) |
|---|---|
| Manufacturer number | 99038 |
| Manufacturer | General Motors, LLC |
| Component | Service brakes, hydraulic › Power assist › Vacuum |
| Report date | August 27, 1999 |
| Owners notified | October 8, 1999 |
| Vehicles affected | 988 |
| Initiated by | Manufacturer |
Vehicles covered
Owner complaints about the brakes
Frequently asked questions
Is the recall 99V-238 repair free?
Yes. Buick dealers will fix the problem at no cost: Dealers will replace any missing brake booster to brake pedal assembly nuts and tighten all four (4) nuts to specified torque.
How do I know if my car is included?
Not every vehicle of the listed model years is affected — the recall covers 988 vehicles built in a certain window. Check your 17-character VIN with our VIN recall check or at nhtsa.gov/recalls.
Source: U.S. National Highway Traffic Safety Administration (NHTSA) — owner complaints through October 20, 2026, recalls and defect investigations; fuel economy from the EPA. Complaints are unverified reports and are not proof of a defect. How we rate model years.