Remy 21101 Alternator

Remanufactured Alternator for GM Compact Cars

Remy 21101 is a premium remanufactured 12-volt alternator built for select GM applications that require 105 amps of charging output. It includes an internal voltage regulator, external fan, clockwise rotation, and pulley, making it a direct-fit charging system replacement for the listed Buick, Oldsmobile, and Pontiac models.

Compatible With 1996-1997 Buick Skylark, 1996-1997 Oldsmobile Achieva, and 1996-1997 Pontiac Grand Am in the applications shown below. This part cross-references Delco/Delphi OE numbers 10463640 and 10480172 for the same application.

Key Features

• 105 amp amperage rating for factory-style charging performance
• 12-volt alternator with internal voltage regulator
• External fan design
• Clockwise rotation
• Pulley included
• Premium remanufactured construction
• OE manufacturer reference: Delco/Delphi

Product Details

Remy 21101 is a remanufactured alternator for vehicles equipped with air duct cooling or, in the 1996 applications, the specified 105-amp capacity requirement. It is engineered for direct replacement use on 1997 Buick Skylark, 1997 Oldsmobile Achieva, and 1997 Pontiac Grand Am with air duct cooling, plus 1996 Buick Skylark, 1996 Oldsmobile Achieva, and 1996 Pontiac Grand Am where the vehicle is rated for 105 amps. The Remy Premium Remanufactured line focuses on OE-style replacement parts built around original equipment specifications and application matching.

What This Alternator Helps Address

• Battery warning light caused by low alternator output
• Weak charging performance at idle or under electrical load
• Dim lights from insufficient system voltage
• Charging system failure after alternator wear
• Voltage regulation issues tied to a failing internal regulator

Installation Notes and Tips

Verify the vehicle’s charging system requirements before installation. This alternator is specified for 105-amp applications and is not compatible with vehicles rated below 105 amps in the listed 1996 fitments. Confirm clockwise rotation, pulley configuration, and air duct cooling or amperage requirements against the original unit before replacement. Inspect the battery, belt condition, and charging cables during service to help ensure proper system operation after installation.

Quality Assurance

Remy Premium Remanufactured parts are remanufactured to meet application-specific OE replacement needs. Part number 21101 is built to match the listed Delco/Delphi cross-reference applications and vehicle fitment requirements.