Part #: 21503

Remy 21503 Alternator

Premium Remanufactured
⚙️ 2 vehicles fit this part
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Select your vehicle to confirm fitment
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OE Direct Replacement — Bolt-on fit, no modifications needed
📦Premium Remanufactured
🚗Fitment: Saturn, Vue
🔄Easy Returns — Return within 60 days for a full refund
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Reliable Alternator for Saturn Vue Vehicles

The Remy Premium Remanufactured Alternator 21503 is designed specifically for Saturn Vue models, providing a dependable electrical charging solution. This 12-volt alternator features an internal fan and voltage regulator, ensuring consistent performance and efficient operation.

Key Features of Remy Alternator 21503

  • Amperage Rating: 125 amps for stable electrical output
  • Internal fan type for effective cooling
  • Remanufactured to meet original equipment standards
  • OE Manufacturer: Valeo, ensuring compatibility and quality
  • Includes pulley for straightforward installation
  • Clockwise rotation direction
  • Internal voltage regulator for simplified wiring

About the Premium Remanufactured Product Line

The Premium Remanufactured line by Remy offers alternators that have been carefully rebuilt to meet or exceed original equipment specifications. This process includes thorough testing and replacement of worn components, providing a cost-effective alternative to new parts without compromising reliability. The 21503 alternator benefits from this rigorous remanufacturing process, making it a suitable replacement for Saturn Vue vehicles requiring a dependable charging system.

Detailed Product Description

This Remy alternator 21503 is engineered for Saturn Vue models, delivering a 125-amp output to support the vehicle's electrical demands. The internal fan design helps maintain optimal operating temperatures, while the internal voltage regulator simplifies installation and reduces potential points of failure. The included pulley matches original equipment specifications, ensuring proper fit and function. With clockwise rotation, this alternator aligns with the Saturn Vue's engine configuration for seamless integration.

Common Applications and Issues Addressed

  • Replacement for failing or weak alternators in Saturn Vue vehicles
  • Resolves battery charging problems and electrical system malfunctions
  • Addresses issues with dimming headlights or electrical accessories
  • Fixes warning lights related to charging system faults
  • Restores proper voltage regulation and engine starting reliability

Installation Notes and Tips

When installing the Remy 21503 alternator on a Saturn Vue, ensure the battery is disconnected before beginning work. Verify the clockwise rotation direction matches the vehicle’s requirements. The included pulley facilitates direct replacement without additional modifications. Check all electrical connections and mounting points for secure fitment. It is recommended to inspect the serpentine belt for wear and replace if necessary during installation.

Quality Assurance and Warranty

Remy’s Premium Remanufactured alternators undergo comprehensive testing to meet original equipment standards. Each unit is inspected for electrical output, mechanical integrity, and durability. While specific warranty details may vary, Remy typically offers coverage that supports the reliability of their remanufactured parts. Consult product documentation or supplier information for exact warranty terms related to part number 21503.

BrandRemy
Part Number21503
PositionPremium Remanufactured
Amperage Rating125
Fan TypeInternal
New or RemanufacturedRemanufactured
OE ManufacturerValeo
Pulley IncludedYes
Rotation DirectionClockwise
Voltage (V)12
Voltage Regulator TypeInternal

This part fits 2 vehicles. Search below:

YearMakeModelLitersCylindersPositionNotes
2003SaturnVue3.0LV6N/A125 Amps; Premium Remanufactured
2002SaturnVue3.0LV6N/A125 Amps; 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:

226602172268307122710858SG12S070SG12S072SG12S084

Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.