Part #: 21752

Remy 21752 Alternator

Premium Remanufactured
⚙️ 5 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: Pontiac and Buick, Bonneville and Riviera
🔄Easy Returns — Return within 60 days for a full refund
🚚Fast Shipping — Most orders ship same business day before 1pm CST

Reliable Alternator for Buick Bonneville and Pontiac Riviera

The Remy Premium Remanufactured Alternator 21752 is designed to restore your vehicle's charging system with dependable performance. Engineered for select Buick Bonneville and Pontiac Riviera models, this alternator ensures consistent electrical output and efficient operation.

  • Amperage Rating: 125 amps for stable power supply
  • Internal fan type for effective cooling
  • Remanufactured to meet OE standards
  • Includes pulley for straightforward installation
  • Clockwise rotation direction
  • 12-volt system compatibility
  • Internal voltage regulator for precise voltage control
  • OE Manufacturer: Delco/Delphi

About the Premium Remanufactured Product Line

The Premium Remanufactured line by Remy offers alternators that have been carefully rebuilt to meet original equipment specifications. This process includes thorough testing and replacement of worn components, ensuring reliable performance comparable to new parts. The 21752 alternator benefits from this rigorous remanufacturing process, providing a cost-effective solution for maintaining your Buick Bonneville or Pontiac Riviera's electrical system.

Detailed Alternator Features and Specifications

This alternator delivers a 125-amp output, suitable for the electrical demands of your vehicle. The internal fan design helps maintain optimal operating temperatures, reducing wear and extending service life. With an internal voltage regulator, the alternator maintains consistent voltage levels, protecting your vehicle's battery and electrical components. The included pulley and clockwise rotation direction match the original equipment setup, simplifying replacement and ensuring compatibility.

Common Issues Addressed by This Alternator

  • Battery not charging or losing charge quickly
  • Dimming or flickering headlights and dashboard lights
  • Electrical system warning lights illuminated on the dashboard
  • Unusual noises from the alternator area
  • Vehicle stalling or difficulty starting due to electrical failure

Installation Notes and Tips

Before installation, verify compatibility with your specific Buick Bonneville or Pontiac Riviera model year. The included pulley and clockwise rotation direction match factory specifications, allowing for direct replacement. Ensure battery terminals are disconnected to prevent electrical shorts during installation. After installation, test the charging system to confirm proper alternator function.

Quality Assurance and Warranty

Remy’s Premium Remanufactured alternators undergo comprehensive testing to meet or exceed original equipment standards. This alternator is built with quality components, including an internal voltage regulator and fan, to ensure reliable operation. Warranty coverage details should be confirmed at the point of purchase, reflecting Remy’s commitment to product reliability.

BrandRemy
Part Number21752
PositionPremium Remanufactured
Amperage Rating125
Fan TypeInternal
New or RemanufacturedRemanufactured
OE ManufacturerDelco/Delphi
Pulley IncludedYes
Rotation DirectionClockwise
Voltage (V)12
Voltage Regulator TypeInternal

This part fits 5 vehicles. Search below:

YearMakeModelLitersCylindersPositionNotes
2003PontiacBonneville3.8LV6N/A125 Amps; Premium Remanufactured
2002PontiacBonneville3.8LV6N/A125 Amps; Premium Remanufactured
2001PontiacBonneville3.8LV6N/A125 Amps; Premium Remanufactured
2000PontiacBonneville3.8LV6N/A125 Amps; Premium Remanufactured
1999BuickRiviera3.8LV6N/A125 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:

104644081046444010464492104802441048041425744165A

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