Remy 21501 Alternator

Remanufactured Alternator for GM and Saturn Applications

The Remy Premium Remanufactured 21501 alternator is a 12-volt charging system component built for select GM and Saturn vehicles that require a 105-amp output. It features an internal fan, internal voltage regulator, clockwise rotation, and an included pulley for direct replacement service.

Built from Valeo OE manufacturer specifications, this Remy 21501 alternator supports charging performance for vehicles such as the Chevrolet Malibu, Saturn Ion, and Saturn Vue when the application calls for a 105-amp unit.

Key Features

• 105 amp amperage rating for specified vehicle charging systems
• 12-volt alternator with internal voltage regulator
• Internal fan design for integrated cooling
• Pulley included for replacement convenience
• Clockwise rotation
• Premium remanufactured construction
• OE manufacturer reference: Valeo

Product Details

Remy part number 21501 is a premium remanufactured alternator for electrical charging and starting applications. It is engineered for vehicles that use a 105-amp, 12V alternator with internal regulation and clockwise rotation. This unit cross-references 10395210 and SG10S028 for the same application. For buyers searching for a Chevrolet Malibu alternator 105 amp, Saturn Ion charging system replacement, or Saturn Vue alternator part number 21501, this unit matches the listed fitment and electrical specifications.

What This Alternator Helps Address

• Battery warning light caused by alternator output loss
• Low charging voltage during driving or idle
• Electrical system instability from a failing generator
• Dim lights or accessory performance issues tied to weak charging output
• Starting problems related to insufficient battery recharge

Fitment Notes and Installation Tips

• Fits 2003-2007 Saturn Ion, N/A; not compatible with vehicles with less than 105 amps capacity.
• Fits 2002-2007 Saturn Vue, N/A; not compatible with vehicles with less than 105 amps capacity.
• Fits 2002-2005 Chevrolet Cavalier, N/A; not compatible with vehicles with less than 105 amps capacity.
• Fits 2004-2005 Chevrolet Classic, N/A; fits fleet models with 105 amps.
• Fits 2004-2005 Chevrolet Malibu, N/A; plug (L-F), 105 amps.
• Fits 2005 Pontiac Grand Am, N/A; 105 amps.
• Fits 2002-2005 Pontiac Sunfire, N/A; not compatible with vehicles with less than 105 amps capacity.
• Fits 2002-2004 Oldsmobile Alero, N/A; not compatible with vehicles with less than 105 amps capacity.
• Fits 2002-2004 Pontiac Grand Am, N/A; not compatible with vehicles with less than 105 amps capacity.

Verify the vehicle’s charging system amperage, plug style, and rotation direction before installation. Confirm the application is equipped for a 105-amp alternator and compare the existing unit to the listed specifications before replacement.

Quality Assurance

Remy Premium Remanufactured parts are built to OE-based specifications for electrical replacement service. This alternator is remanufactured to match the listed application requirements for proper fit and charging-system function.