Remy 20410 Alternator

Remanufactured Alternator for Cadillac 1989-1990

The Remy 20410 is a premium remanufactured alternator built for select 1989-1990 Cadillac applications with a heated windshield. It delivers 120 amps at 12 volts and uses an internal voltage regulator for stable charging performance in the vehicle’s electrical system.

Compatible with Cadillac DeVille, Fleetwood, and Commercial Chassis models, this alternator is a direct-fit charging component for vehicles originally equipped with Delco/Delphi-style hardware. The Remy Premium Remanufactured line focuses on OE-style replacement parts for charging and starting systems.

Key Features

• 120-amp amperage rating for charging-system output
• 12-volt remanufactured alternator
• Internal voltage regulator
• External fan design
• Pulley included
• Clockwise rotation
• OE manufacturer reference: Delco/Delphi

Detailed Description

Remy part number 20410 is a premium remanufactured alternator for 1989-1990 Cadillac DeVille, 1989-1990 Cadillac Fleetwood, and 1989-1990 Cadillac Commercial Chassis models with heated windshield equipment. It is specified at 120 amps and 12 volts, with an internal regulator to manage charging output within the vehicle’s electrical system. If you are replacing a worn charging unit on a Cadillac DeVille or Fleetwood, Remy 20410 provides the correct configuration for these applications.

This part cross-references 1101350 and 10463119 for the same application.

What This Alternator Helps Address

• Battery not maintaining charge during normal driving
• Dim lights or fluctuating electrical output
• Charging warning light concerns
• Alternator noise or charging-system failure
• Electrical load demands from heated windshield equipment

Installation Notes and Tips

• Verify the vehicle is a 1989-1990 Cadillac DeVille, Fleetwood, or Commercial Chassis with heated windshield equipment before ordering.
• Confirm pulley alignment, rotation direction, and electrical connector match the original unit.
• Inspect the belt, wiring, and battery condition during replacement to protect the charging system.
• Check the mounting points and regulator connection before final installation.

Quality Assurance

Remy Premium Remanufactured parts are remanufactured charging components built to OE-style specifications for the listed Cadillac applications. Part number 20410 is matched to Delco/Delphi-style fitment requirements for these vehicles.