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Remy 12589 Alternator
| Brand | Remy 12589 |
|---|---|
| Amperage Rating | 150 |
| Fan Type | Internal |
| New or Remanufactured | Remanufactured |
| OE Manufacturer | Nippondenso |
| Pulley Included | Yes |
| Rotation Direction | Clockwise |
| Voltage (V) | 12 |
| Voltage Regulator Type | Internal |
| Product line | Premium Remanufactured |
| Fits | Cadillac · 4 vehicles |
Premium remanufactured. Restored for dependable charging performance.
OE manufacturer pedigree. Built to Nippondenso specifications.
Internal regulator. Integrated voltage control for consistent output.
Cross-references 104210-3340, 104210-4380 and 25750935 for the same application. See all 4.
Remy 12589 Alternator for Cadillac CTS
Remy 12589 is a premium remanufactured 12-volt alternator built for charging-system service on select Cadillac CTS applications. It delivers 150 amps, uses an internal fan and internal voltage regulator, and includes the pulley for a direct replacement setup.
Compatible with 2004-2007 Cadillac CTS models, this alternator is built from Nippondenso OE manufacturer specifications and is a practical choice when replacing a worn charging unit on the Cadillac CTS. Remy Premium Remanufactured components are rebuilt for electrical system service where correct output and fitment matter.
Key Features
- Part number: 12589
- 150 amp output for 12-volt charging systems
- Remanufactured construction
- Internal fan design
- Internal voltage regulator
- Pulley included
- Clockwise rotation
- OE manufacturer reference: Nippondenso
Product Details
This Remy alternator is specified for 2004-2007 Cadillac CTS applications and is listed for multiple 150 amp alternator variants. It cross-references 104210-3340 and 104210-4380 for the same application. If you are searching for a Remy 12589 alternator for Cadillac CTS charging-system repair, this unit provides the electrical specifications and OE-style configuration needed for a direct replacement search.
Common Problems It Can Help Solve
- Battery warning light caused by alternator output loss
- Low charging voltage at idle or under load
- Dim lights or unstable electrical performance
- Charging-system failure from a worn internal regulator
- Noise or belt-drive issues related to a failing alternator assembly
Installation Notes and Tips
Verify the vehicle’s existing alternator output, rotation, and regulator style before installation. Confirm pulley configuration and electrical connector match the original unit on your Cadillac CTS. After installation, check charging voltage at the battery and inspect belt condition, tension, and terminal connections to confirm proper system operation.
Quality Assurance
Remy Premium Remanufactured parts are rebuilt to restore electrical function for replacement service. This alternator is remanufactured and built to the listed OE manufacturer specification reference for the stated application.
| Year | Make | Model | Liters | Cylinders | Position | Notes |
|---|---|---|---|---|---|---|
| 2007 | Cadillac | CTS | 6.0L | V8 | N/A | Compatible with multiple 150 Amp alternator variants.; Premium Remanufactured |
| 2006 | Cadillac | CTS | 6.0L | V8 | N/A | Compatible with multiple 150 Amp alternator variants.; Premium Remanufactured |
| 2005 | Cadillac | CTS | 5.7L | V8 | N/A | Compatible with multiple 150 Amp alternator variants.; Premium Remanufactured |
| 2004 | Cadillac | CTS | 5.7L | V8 | N/A | Compatible with multiple 150 Amp alternator variants.; Premium Remanufactured |
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