Remy 12628 Alternator

Remanufactured Alternator for 2005 Buick and Pontiac

The Remy Premium Remanufactured 12628 alternator is a 12-volt charging system component built for direct replacement in select 2005 Buick and Pontiac applications. With a 125 amp rating, internal voltage regulator, internal fan, clockwise rotation, and included pulley, it matches the electrical and mechanical requirements of the listed vehicles.

Key Features

• Remy Premium Remanufactured alternator, part number 12628
• 125 amp output for stable charging performance
• 12V electrical system with internal voltage regulator
• Internal fan design for alternator cooling
• Pulley included for application-specific replacement
• Clockwise rotation
• OE manufacturer reference: Bosch

Product Details

Remy Premium Remanufactured focuses on OE-style electrical replacement parts built around original equipment specifications. This alternator is a remanufactured unit, not new, and is referenced to Bosch OE design requirements for the listed application. The 12628 alternator is a direct-fit charging solution for 2005 Buick Allure, 2005 Buick LaCrosse, and 2005 Pontiac Grand Prix, all with 125 amps.

This part cross-references Bosch-style applications such as 0-124-425-031 and 10339424 for the same vehicle fitment.

Common Problems This Part Can Help Solve

• Battery warning light caused by low charging output
• Dim headlights or unstable electrical performance
• Battery drain from an alternator that no longer maintains system voltage
• Charging system noise or inconsistent output from a worn unit
• Failure to keep the battery charged during normal driving

Installation Notes and Tips

Verify pulley alignment, belt condition, and electrical connector condition before installation. Confirm the vehicle uses a 12V charging system and the specified 125 amp alternator configuration. For best results, compare the removed unit to part number 12628 and the OE-style Bosch reference before final installation.

Quality Assurance

Remy Premium Remanufactured parts are remanufactured to meet application-specific replacement needs for charging system service. This alternator is built for the listed 2005 Buick Allure, 2005 Buick LaCrosse, and 2005 Pontiac Grand Prix applications.