Remy 20463 Alternator

Remy 20463 Premium Remanufactured Alternator

Remy 20463 is a premium remanufactured 12-volt alternator built for charging-system service on select Buick, Oldsmobile, and Pontiac applications. It delivers 105 amps, uses an internal voltage regulator, and includes a pulley for direct replacement service.

Key Features

• 105 amp amperage rating for OE-style charging output
• 12 volt alternator with internal voltage regulator
• Remanufactured to Remy Premium Remanufactured standards
• External fan design for proper cooling
• Clockwise rotation
• Pulley included
• OE manufacturer reference: Delco/Delphi

Product Details

The Remy Premium Remanufactured line focuses on replacement electrical components built for direct-fit service. Part number 20463 is an alternator for vehicles that require a 105 amp charging system, making it a fit for applications where lower-output units are not correct. This part cross-references Delco/Delphi numbers such as 10463023 and 10479913 for the same application. Compatible vehicle coverage includes 1987-1992 Buick Skylark, 1992 Oldsmobile Achieva, 1988-1992 Pontiac Grand Am, 1988-1991 Oldsmobile Cutlass Calais, 1990-1991 Oldsmobile Cutlass Supreme, 1990-1991 Pontiac Grand Prix, and 1987 Oldsmobile Calais.

Common Uses

• Charging system repair for a weak or failing alternator
• Replacement for low-output alternators that do not meet 105 amp requirements
• Correction for battery warning light concerns tied to charging output
• Service for voltage regulation issues in the alternator assembly
• Replacement for worn bearings, brushes, or internal electrical wear

Installation Notes

Verify the vehicle’s charging-system specification before ordering, since this unit is not compatible with vehicles with less than 105 amps capacity. Confirm clockwise rotation, pulley style, and internal regulator configuration against the original alternator. Fitment includes 1987-1992 Buick Skylark, 1992 Oldsmobile Achieva, 1988-1992 Pontiac Grand Am, 1988-1991 Oldsmobile Cutlass Calais, 1990-1991 Oldsmobile Cutlass Supreme, 1990-1991 Pontiac Grand Prix, and 1987 Oldsmobile Calais.

Quality Assurance

Remy Premium Remanufactured electrical components are remanufactured to meet replacement-service requirements for OE-style fit and function. Part number 20463 is built as a remanufactured alternator for direct replacement use in the listed applications.