Details

• Brand:

  

  

• SKU:

  JL3Z-6A228-A

• Positions: Outer
• Other Names:

  Pulley Assembly Tension, bt144

• Description:

  This is a genuine Ford accessory drive belt tensioner for the 3.0L Power Stroke turbo-diesel V6 in 2018 through 2020 Ford F-150 trucks. On this engine the tensioner controls the outer serpentine belt that drives the air-conditioning compressor, applying a constant spring-loaded force through its pivoting arm and pulley to keep the belt properly tensioned across the accessory as engine speed and load change. A healthy tensioner absorbs the shock loads and vibration of the drive system so the belt does not slip, chirp, or throw itself off the pulleys. As the internal spring weakens or the pivot bushing and pulley bearing wear, the symptoms include belt squeal or chirp on startup and under load, a visibly fluttering or misaligned belt, a rattling or grinding noise from the front of the engine, weak or intermittent air-conditioning performance from a slipping compressor belt, and accelerated belt wear. Buyers looking for this part are typically tracing a noisy front-end accessory drive or performing preventive maintenance alongside a belt change. This is the outer belt tensioner assembly for the compressor drive and arrives as a complete pivoting unit with its pulley. Replacement is straightforward with the belt routing noted before removal, and the serpentine belt itself should be inspected and replaced if worn while the tensioner is off. Installing this genuine Ford tensioner restores correct belt tension, quiets the accessory drive, and protects the air-conditioning and charging systems on the 3.0L Power Stroke diesel.

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