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September 28, 2018 Service bulletin

18308

Chevrolet technical service bulletin 18308 for 2018 Chevrolet Malibu.

Bulletin number
18308
Component
Service brakes, hydraulic: antilock/traction control/electronic limited slip: wheel speed sensor/tone ring
Summary
18308 - Customer Satisfaction Program - Certain vehicles, may have a condition in which the right-hand knuckle wheel speed sensor (WSS) hole is machined approximately 1.6mm off location. The WSS is positioned too far away from the wheel bearing causing intermittent functionality. If the sensor fails, the telltale light for anti-lock brakes (ABS) and/or traction control ? electronic stability control will illuminate, and those functions will be disabled for the duration of the ignition cycle. Replace the right-hand steering knuckle

Owners of these vehicles have filed 69 complaints in the brakes category.

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