Part #: 12631

Remy 12631 Alternator

Premium Remanufactured
⚙️ 20 vehicles fit this part
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Select your vehicle to confirm fitment
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OE Direct Replacement — Bolt-on fit, no modifications needed
📦Premium Remanufactured
🚗Fitment: Chevrolet, Pontiac, Buick, and Saturn, Uplander, Montana, Terraza, and Relay
🔄Easy Returns — Return within 60 days for a full refund
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Reliable Alternator for Buick, Chevrolet, Pontiac, and Saturn Vehicles

The Remy Premium Remanufactured Alternator 12631 is designed to provide dependable electrical charging and starting performance for select GM vehicles. Engineered to meet OE specifications, this 12-volt alternator is compatible with Buick Montana, Chevrolet Relay, Pontiac Terraza, and Saturn Uplander models.

Key Features of Remy Alternator 12631

  • Amperage Rating: 125 amps for consistent power output
  • Internal fan type for efficient cooling
  • Remanufactured to OE standards by Valeo
  • Includes pulley for straightforward installation
  • Clockwise rotation direction
  • Internal voltage regulator for stable voltage control

About the Premium Remanufactured Product Line

The Premium Remanufactured line from Remy offers alternators that have been carefully rebuilt to meet original equipment manufacturer (OEM) specifications. This ensures reliable performance and durability comparable to new parts while providing a cost-effective solution. The 12631 alternator benefits from this process, delivering quality and compatibility for your Buick Montana, Chevrolet Relay, Pontiac Terraza, or Saturn Uplander.

Detailed Product Description

This Remy alternator 12631 operates at 12 volts with a 125-amp output, suitable for vehicles requiring a robust charging system. The internal fan design helps maintain optimal operating temperatures, reducing wear and extending service life. Featuring an internal voltage regulator, it maintains consistent voltage levels to protect your vehicle’s electrical components. The included pulley and clockwise rotation direction simplify replacement and ensure proper fitment.

Common Applications and Issues Addressed

  • Restores charging system functionality in Buick Montana and Chevrolet Relay
  • Resolves dimming or flickering headlights in Pontiac Terraza
  • Eliminates battery drain issues in Saturn Uplander
  • Replaces faulty alternators causing starting problems
  • Addresses voltage irregularities affecting vehicle electronics

Installation Notes and Tips

Before installation, verify compatibility with your vehicle’s make and model. The included pulley allows for direct replacement without additional parts. Ensure the alternator’s clockwise rotation matches your vehicle’s requirements. It is recommended to inspect the battery and wiring connections during installation to prevent future electrical issues.

Quality Assurance and Warranty

Remy’s Premium Remanufactured alternators undergo rigorous testing to meet OE standards. This alternator 12631 is remanufactured by Valeo, a recognized OE manufacturer, ensuring reliable performance. While specific warranty details may vary, Remy products typically include a limited warranty covering defects in materials and workmanship.

BrandRemy
Part Number12631
PositionPremium Remanufactured
Amperage Rating125
Fan TypeInternal
New or RemanufacturedRemanufactured
OE ManufacturerValeo
Pulley IncludedYes
Rotation DirectionClockwise
Voltage (V)12
Voltage Regulator TypeInternal

This part fits 20 vehicles. Search below:

YearMakeModelLitersCylindersPositionNotes
2009ChevroletUplander3.9LV6N/A125 Amps; Premium Remanufactured
2009PontiacMontana3.9LV6N/A125 Amps; Premium Remanufactured
2008ChevroletUplander3.9LV6N/A125 Amps; Premium Remanufactured
2008PontiacMontana3.9LV6N/A125 Amps; Premium Remanufactured
2007BuickTerraza3.9LV6N/AOpt; 125 Amps; Premium Remanufactured
2007ChevroletUplander3.9LV6N/A125 Amps; Premium Remanufactured
2007PontiacMontana3.9LV6N/AOpt; 125 Amps; Premium Remanufactured
2007SaturnRelay3.9LV6N/AOpt; 125 Amps; Premium Remanufactured
2006BuickTerraza3.9LV6N/AOpt; 125 Amps; Premium Remanufactured
2006BuickTerraza3.5LV6N/AOpt; 125 Amps; Premium Remanufactured
2006ChevroletUplander3.5LV6N/AOpt; 125 Amps; Premium Remanufactured
2006ChevroletUplander3.9LV6N/AOpt; 125 Amps; Premium Remanufactured
2006PontiacMontana3.9LV6N/AOpt; 125 Amps; Premium Remanufactured
2006PontiacMontana3.5LV6N/AOpt; 125 Amps; Premium Remanufactured
2006SaturnRelay3.9LV6N/AOpt; 125 Amps; Premium Remanufactured
2006SaturnRelay3.5LV6N/AOpt; 125 Amps; Premium Remanufactured
2005BuickTerraza3.5LV6N/AOpt; 125 Amps; Premium Remanufactured
2005ChevroletUplander3.5LV6N/AOpt; 125 Amps; Premium Remanufactured
2005PontiacMontana3.5LV6N/AOpt; 125 Amps; Premium Remanufactured
2005SaturnRelay3.5LV6N/AOpt; 125 Amps; Premium Remanufactured

* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.

This part directly replaces or is cross-referenced with the following part numbers:

1520167915215547152517561578456015863715TG13S012TG13S017TG13S020TG13S029

Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.