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June 24, 2020 NHTSA CAMPAIGN NUMBER: 20E042000
Insufficiently Crimped Brake Master Cylinder
If the piston pops out of the master cylinder housing, a complete loss of braking or unintended brake application can occur, increasing the risk of a crash. Owners may initially notice brake fluid leaking onto the vacuum booster, or a change in brake pedal travel and feel.
NHTSA Campaign Number: 20E042
Manufacturer Brake Parts Inc.
Components SERVICE BRAKES, HYDRAULIC
Potential Number of Units Affected 1,339
Summary
Brake Parts, Inc. (Brake Parts) is recalling certain brake master cylinders sold under Raybestos, NAPA, and AC Delco brands, part numbers MC391232, M4840, and 18M2578, respectively sold as aftermarket replacement parts for 2012-2017 Volkswagen Beetle, 2005-2018 Volkswagen Jetta and 2007-2010 Volkswagen Jetta GLI. The crimping of the aluminum housing may be insufficient, allowing the master cylinder piston to pop out of the housing.
Remedy
Brake Parts will notify the distributors that sold this product, and provide a replacement part, free of charge. The recall began August 13, 2020. Owners may contact NAPA customer service, at 1-800-272-5372; ACDelco: GM customer service at 1-815-759-7328; or Raybestos customer service at 1-800-323-0354.
Notes
Owners may also contact the National Highway Traffic Safety Administration Vehicle Safety Hotline at 1-888-327-4236 (TTY 1-800-424-9153), or go to www.safercar.gov.
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