Details

• Brand:

  

  

• SKU:

  L1MZ-10346-F

• Positions: Upper, Left
• Other Names:

  Alternator Assembly, gl8953

• Description:

  This is a genuine Ford 250 amp alternator assembly serving as the primary battery charging source on multiple platforms. It fits 20-26 Explorer and 20-26 Police Interceptor Utility with the 3.3L gasoline engine, plus 20-26 Transit-150, Transit-250, Transit-350, and Transit-350 HD with the 3.5L EcoBoost engine in either single alternator configuration or as the left, or upper, unit in dual alternator builds. The 250 amp output rating is critical to the Police Interceptor Utility's high-current emergency lighting and equipment loads as well as the Transit's upfit electrical demands for commercial and recovery applications. Owners reach for this part when battery warning lights appear, when a recently replaced battery already needs a jump, when scan data reports low charging voltage at idle, or when the alternator emits a whining, growling, or grinding noise indicating bearing failure. A core charge applies on the genuine Ford service alternator. The replacement arrives with the correct decoupler pulley for the 3.3L or 3.5L accessory drive layout, factory-matched voltage regulator settings, and the connector key that matches the vehicle harness without adapter. Always inspect the belt and tensioner before installation, since a binding tensioner or worn idler can prematurely fail a new alternator. Charge or replace the vehicle battery as needed to allow the new alternator to operate within its design envelope, and confirm correct charging voltage at idle and at 2000 rpm with the scan tool or a quality voltmeter on the battery terminals after installation. Verify the dash and HVAC functions operate normally afterward.

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