OE Quality
60-Day Returns

Remy 14203 Alternator
Reliable Alternator for Nissan D21 and Pathfinder
The Remy Premium Remanufactured Alternator 14203 is designed to restore your Nissan D21 or Pathfinder's charging system with dependable performance. This 12-volt alternator features a 70-amp rating and includes an internal fan and voltage regulator for efficient operation.
- Amperage Rating: 70 amps
- Voltage: 12 volts
- Internal fan type for cooling
- Internal voltage regulator included
- Clockwise rotation direction
- Pulley included for easy installation
- Remanufactured to OE standards by Hitachi
About the Premium Remanufactured Product Line
The Premium Remanufactured line by Remy offers alternators that meet strict quality and performance standards by restoring original components to factory specifications. This ensures that the alternator 14203 delivers reliable electrical charging and starting power for Nissan vehicles, maintaining compatibility and durability comparable to new parts.
Detailed Product Description
This Remy alternator 14203 is a remanufactured unit originally manufactured by Hitachi, tailored specifically for Nissan D21 and Pathfinder models. It operates at 12 volts with a 70-amp output, suitable for the electrical demands of these vehicles. The internal fan design helps maintain optimal temperature during operation, while the internal voltage regulator ensures consistent voltage output. The included pulley and clockwise rotation direction simplify installation and compatibility with the vehicle's existing setup.
Common Issues Addressed by This Alternator
- Battery not charging properly
- Dim or flickering headlights
- Electrical system warning lights on dashboard
- Vehicle stalling or difficulty starting
- Unusual noises from the engine bay related to charging system
Installation Notes and Tips
When installing the Remy alternator 14203 on Nissan D21 or Pathfinder models, ensure the battery is disconnected before removal of the old alternator. Verify the clockwise rotation direction matches the vehicle’s requirements. The included pulley allows for direct replacement without additional parts. Check all electrical connections and mounting points for corrosion or damage before installation.
Quality Assurance and Warranty
Remy’s Premium Remanufactured alternators undergo rigorous testing to meet OE performance standards. Each unit is inspected and rebuilt using quality components to ensure reliable operation. While specific warranty details are not provided here, Remy typically offers coverage on remanufactured parts to protect against defects in materials and workmanship.
| Brand | Remy |
| Part Number | 14203 |
| Position | Premium Remanufactured |
| Amperage Rating | 70 |
| Fan Type | Internal |
| New or Remanufactured | Remanufactured |
| OE Manufacturer | Hitachi |
| Pulley Included | Yes |
| Rotation Direction | Clockwise |
| Voltage (V) | 12 |
| Voltage Regulator Type | Internal |
This part fits 8 vehicles. Search below:
| Year | Make | Model | Liters | Cylinders | Position | Notes |
|---|---|---|---|---|---|---|
| 1994 | Nissan | D21 | 3.0L | V6 | N/A | 70 Amps alternator; Premium Remanufactured |
| 1994 | Nissan | Pathfinder | 3.0L | V6 | N/A | 70 Amps alternator; Premium Remanufactured |
| 1993 | Nissan | D21 | 3.0L | V6 | N/A | 70 Amps alternator; Premium Remanufactured |
| 1993 | Nissan | Pathfinder | 3.0L | V6 | N/A | 70 Amps alternator; Premium Remanufactured |
| 1992 | Nissan | D21 | 3.0L | V6 | N/A | 70 Amps alternator; Premium Remanufactured |
| 1992 | Nissan | Pathfinder | 3.0L | V6 | N/A | 70 Amps alternator; Premium Remanufactured |
| 1991 | Nissan | D21 | 3.0L | V6 | N/A | 70 Amps alternator; Premium Remanufactured |
| 1991 | Nissan | Pathfinder | 3.0L | V6 | N/A | 70 Amps alternator; Premium Remanufactured |
* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
This part directly replaces or is cross-referenced with the following part numbers:
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.