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BYD K11 M Recall 18V521: Brake caliper guide pin can break, reducing braking

NHTSA campaign 18V521, reported August 7, 2018, 14 vehicles potentially affected.

What this recall means for you

The guide pin in the radial air disc brake calipers may have a rough surface. This can cause the guide pin support bolt to break, which may lead to a loss of braking ability or a loss of tire pressure. Either condition raises the risk of a crash.

If you own an affected vehicle, BYD will notify you directly. Authorized dealers will install a bushing kit and reinstall the brake calipers at no charge to you. You can also contact BYD customer service at 1-661-940-3250. Check your VIN for open recalls and schedule the repair as soon as possible.

Check whether this recall is open on your vehicle

The repair is normally free at an authorized dealer.

Official recall notice

Safety recall 18V521BYD Coach & Bus
Component
SERVICE BRAKES, AIR:DISC:CALIPER
Problem
BYD Coach & Bus (BYD) is recalling certain 2016-2017 K11M hybrid electric transit buses, equipped with ZF Axles that have radial air disk brakes. Surface roughness of a guide pin in the radial brake calipers may cause the brake carriage guide pin support bolt to break.
Risk
Breakage of the guide pin can cause a loss of braking ability or a loss of tire pressure, increasing the risk of a crash.
Remedy
BYD will notify owners, and dealers will install a bushing kit and reinstall the brake calipers, free of charge. The recall began October 11, 2018. Owners may contact BYD customer service at 1-661-940-3250.
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.

Affected vehicles

BYD K11 M20162017