Remy 20479 Alternator

Remanufactured Alternator for GM Applications

The Remy Premium Remanufactured 20479 alternator is a 12-volt, 105-amp charging unit built for select Chevrolet, Pontiac, Oldsmobile, Buick, and Cadillac applications. It features an internal voltage regulator, external fan design, clockwise rotation, and includes the pulley for a direct-fit replacement where specified.

Built from Delco/Delphi OE manufacturer specifications, this Remy alternator is intended for vehicles that require a 105-amp charging system. It is a practical replacement for drivers searching for a Remy 20479 alternator for Chevrolet Cavalier, Pontiac Sunbird, or Lumina APV charging system service.

Key Features

• 105-amp amperage rating for select GM charging systems
• 12-volt remanufactured alternator
• Internal voltage regulator for integrated control
• External fan design
• Pulley included
• Clockwise rotation
• OE manufacturer reference: Delco/Delphi
• Remy Premium Remanufactured product line

Product Details

Remy Premium Remanufactured focuses on OE-style electrical replacement parts rebuilt to meet application-specific requirements. The 20479 alternator is listed across multiple GM platforms, including Chevrolet Cavalier, Pontiac Sunbird, Chevrolet Corsica, Lumina APV, Oldsmobile Silhouette, Pontiac Trans Sport, Buick Century, Chevrolet Celebrity, Cadillac Cimarron, and related models that call for a 105-amp unit. This part cross-references Delco/Delphi-style applications for the same charging-system use.

Use the 20479 when replacing a worn alternator in vehicles that match the listed amperage and configuration. It is also a strong search match for buyers looking for a 105 amp alternator for 1987-1994 Chevrolet Cavalier, Pontiac Sunbird alternator replacement, or 1991-1993 Lumina APV charging repair.

Vehicle Fitment

• Fits 1992-1994 Chevrolet Cavalier, N/A — Not compatible with vehicles with less than 105 amps capacity.
• Fits 1987 Chevrolet Cavalier, N/A — Not compatible with vehicles with less than 105 amps capacity.
• Fits 1992-1994 Pontiac Sunbird, N/A — Not compatible with vehicles with less than 105 amps capacity.
• Fits 1987-1993 Chevrolet Corsica, N/A — Not compatible with vehicles with less than 105 amps capacity.
• Fits 1991-1993 Chevrolet Lumina APV, N/A — wo/Auxiliary Heater; 105 Amps.
• Fits 1991-1993 Oldsmobile Silhouette, N/A — wo/Auxiliary Heater; 105 Amps.
• Fits 1991-1993 Pontiac Trans Sport, N/A — wo/Auxiliary Heater; 105 Amps.
• Fits 1988-1991 Chevrolet Cavalier, N/A — w/AC; 105 Amps.
• Fits 1991 Pontiac Sunbird, N/A — w/AC; 105 Amps.
• Fits 1987-1991 Pontiac Tempest, N/A — Not compatible with vehicles with less than 105 amps capacity.
• Fits 1990 Chevrolet Celebrity, N/A — Not compatible with vehicles with less than 105 amps capacity.
• Fits 1990 Chevrolet Lumina APV, N/A — Not compatible with vehicles with less than 105 amps capacity.
• Fits 1990 Oldsmobile Silhouette, N/A — Not compatible with vehicles with less than 105 amps capacity.
• Fits 1990 Pontiac Trans Sport, N/A — Not compatible with vehicles with less than 105 amps capacity.
• Fits 1988-1989 Buick Century, N/A — Standard 105 Amp alternator: suitable for various applications.
• Fits 1988-1989 Chevrolet Celebrity, N/A — Standard 105 Amp alternator: suitable for various applications.
• Fits 1988-1989 Oldsmobile Cutlass Ciera, N/A — Not compatible with vehicles with less than 105 amps capacity.
• Fits 1988-1989 Oldsmobile Cutlass Cruiser, N/A — Not compatible with vehicles with less than 105 amps capacity.
• Fits 1989 Pontiac 6000, N/A — Without AC, 105 Amps.
• Fits 1987-1988 Cadillac Cimarron, N/A — Not compatible with vehicles with less than 105 amps capacity.
• Fits 1988 Pontiac 6000, N/A — Not compatible with vehicles with less than 105 amps capacity.
• Fits 1987 Oldsmobile Firenza, N/A — Not compatible with vehicles with less than 105 amps capacity.

Installation Notes and Tips

Confirm the vehicle’s charging-system requirements before installation, especially amperage capacity, AC equipment, and auxiliary heater configuration where noted. Verify pulley alignment, rotation direction, and electrical connections against the original unit before starting the job.

For search-focused buyers, this Remy 20479 alternator is commonly referenced for Chevrolet Cavalier and Pontiac Sunbird charging-system replacement, as well as select Lumina APV and Silhouette applications. Match the listed fitment exactly to avoid installing a unit that does not meet the vehicle’s 105-amp requirement.

Quality Assurance

This Remy Premium Remanufactured alternator is rebuilt to OE manufacturer reference standards associated with Delco/Delphi applications. It is intended as a remanufactured electrical replacement for vehicles requiring the specified 12V, 105-amp configuration.