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    1. TSBs

    Replacing Jeep Wrangler belt tensioner

    April 15, 2024
    This bulletin applies to 2020 Jeep Wrangler vehicles built on or after Dec. 13, 2019, and on or before Jan. 25, 2020, equipped with a 3.6L V6 24V E-Torque engine.
    Related To: Mitchell 1
    Photo courtesy of Mitchell 1
    The Julian date is stamped on the front of the hydraulic belt tensioner.
    The Julian date is stamped on the front of the hydraulic belt tensioner.

    This bulletin applies to 2020 Jeep Wrangler vehicles built on or after Dec. 13, 2019, and on or before Jan. 25, 2020, equipped with a 3.6L V6 24V E-Torque engine.

    Customers may experience a MIL on. DTC P2BA3-00 (starter/generator mechanical performance) and P0A92-00 (hybrid/generator performance) may be set.

    The vehicle may experience a dead battery and/or the accessory drive belt may be slipping/belt noise.

    Inspect the Julian date on the hydraulic belt tensioner. If the Julian date is 15.08.19 is found, replace the belt tensioner with P/N 05281590AB.

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