Remy 21802 Alternator

Remanufactured Alternator for Aurora

Remy 21802 is a premium remanufactured alternator built for 12-volt charging systems with a 125-amp rating. It is a direct-fit electrical replacement for select 2001-2002 Oldsmobile Aurora applications and uses an internal voltage regulator, internal fan, and included pulley for OE-style service.

Key Features

• 125 amp output for stable charging performance
• 12 volt alternator with clockwise rotation
• Internal voltage regulator for integrated control
• Internal fan design for compact packaging
• Pulley included for OE-style replacement
• Remanufactured to premium Remy standards
• OE manufacturer reference: Delco/Delphi

Fitment Details

Compatible with 2001-2002 Oldsmobile Aurora, N/A. This Remy 21802 alternator matches the listed application for the Aurora and supports vehicles using the specified 125-amp charging setup.

This part cross-references Delco/Delphi OE numbers 10464442 and 10464486 for the same application.

What It Helps Resolve

• Battery warning light caused by weak charging output
• Low system voltage during driving or idle
• Dim lights and inconsistent electrical performance
• Charging failure from a worn internal regulator
• Noise or belt issues related to a failing alternator assembly

Installation Notes

Verify pulley alignment, connector style, and mounting points before installation. Confirm the vehicle uses the listed 12-volt, 125-amp configuration and clockwise rotation. Inspect the drive belt, battery condition, and charging circuit connections during replacement to help ensure proper system operation.

Quality Assurance

Remy Premium Remanufactured parts are remanufactured to restore OE-style function using the original equipment manufacturer reference as a guide. Part number 21802 is built for the specified Aurora application and charging-system requirements.