Remy 20383 Alternator

Remanufactured Alternator for GM Applications

The Remy 20383 is a Premium Remanufactured 12-volt alternator built for select Chevrolet and Pontiac applications that require a 105 amp charging output. It uses an internal voltage regulator, an external fan, and a clockwise rotation with pulley included for direct replacement service.

Compatible With 1989-1990 Chevrolet Caprice and 1988-1989 Chevrolet Camaro or Pontiac Firebird applications that call for a standard 105 amp alternator. This Remy 20383 alternator is built from Delco/Delphi OE manufacturer specifications for the listed vehicles.

Key Features

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

Product Line Details

Remy Premium Remanufactured parts are rebuilt for applications that need a service replacement with OE-style fit and function. The Remy 20383 follows the listed electrical and mounting specifications for vehicles that use a 105 amp charging system.

Detailed Description

Use this alternator when replacing a worn or failed charging unit on a Chevrolet Caprice, Chevrolet Camaro, or Pontiac Firebird with the specified 105 amp setup. The Remy 20383 is a remanufactured alternator with internal regulation, external cooling fan design, and clockwise rotation, making it a direct-match option for the listed GM fitments. This part cross-references Delco/Delphi 1101253 and 1101254 for the same application.

Common Issues This Part May Resolve

• Battery warning light caused by alternator output loss
• Low charging voltage at the battery
• Dim lights or electrical instability during operation
• Charging system failure from a worn alternator
• Vehicle starting problems related to insufficient alternator output

Installation Notes and Tips

Verify the vehicle’s charging system is specified for 105 amps before installation. Confirm pulley alignment, rotation direction, and regulator style match the original unit on the Chevrolet Caprice, Chevrolet Camaro, or Pontiac Firebird application. Inspect wiring connections, belt condition, and battery state of charge during replacement to help ensure proper charging-system operation.

Quality Assurance

This Remy Premium Remanufactured alternator is built to meet the listed OE-style specifications for the application. Part number 20383 is intended for direct replacement use on the confirmed fitments and should be matched to the vehicle’s original electrical requirements before installation.