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October 21, 2020 Service bulletin

Sensor

Jeep technical service bulletin 9004311 for 2020-2021 Jeep Wrangler.

Bulletin number
9004311
Component
Service brakes, air: antilock: wheel speed sensor
Summary
SENSOR, Wheel Speed Please call FCA Redacted Content prior to replacing a rear wheel speed sensor for one of the following fault codes: C003A-1D and or 2F (right rear wss circuit current out of range or signal erratic) C0037-1D and or 2F (left rear wss circuit current out of range or signal erratic) If no response in 15 minutes, proceed with repair.

Owners of these vehicles have filed 40 complaints in the brakes category.

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