Part #: 12571

Remy 12571 Alternator

Premium Remanufactured
⚙️ 16 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: Cadillac, STS and SRX
🔄Easy Returns — Return within 60 days for a full refund
🚚Fast Shipping — Most orders ship same business day before 1pm CST

Reliable Alternator for Cadillac SRX and STS

The Remy Premium Remanufactured Alternator 12571 is designed to restore your Cadillac SRX or STS charging system with dependable performance. This remanufactured alternator offers a 150-amp output and includes an internal fan and voltage regulator for efficient operation.

  • 150 Amperage Rating for consistent power supply
  • Internal fan type for effective cooling
  • Remanufactured to meet OEM standards
  • Includes pulley for easy installation
  • Clockwise rotation direction
  • 12 Volt system compatibility
  • Internal voltage regulator for stable voltage output
  • OE Manufacturer: Nippondenso

About the Premium Remanufactured Product Line

The Premium Remanufactured line by Remy focuses on delivering alternators that have been carefully rebuilt to meet original equipment specifications. This ensures that the alternator 12571 provides reliable performance and durability comparable to new units, making it a practical choice for Cadillac SRX and STS owners seeking quality replacement parts.

Detailed Product Description

This Remy alternator 12571 is engineered for Cadillac SRX and STS models, featuring a 150-amp output suitable for vehicles with higher electrical demands. The internal fan design helps maintain optimal operating temperatures, while the internal voltage regulator ensures consistent voltage delivery to your vehicle’s electrical system. The included pulley and clockwise rotation direction match OEM specifications, facilitating a straightforward replacement process. Manufactured by Nippondenso, this remanufactured alternator maintains the quality and reliability expected from original equipment components.

Common Issues Addressed by This Alternator

  • Battery not charging properly or draining quickly
  • Dim or flickering headlights and dashboard lights
  • Electrical system warning lights illuminated on the dashboard
  • Unusual noises from the engine bay related to the charging system
  • Vehicle stalling or difficulty starting due to insufficient electrical power

Installation Notes and Tips

Before installation, verify compatibility with your Cadillac SRX or STS model year. Disconnect the battery to prevent electrical shorts. The included pulley matches OEM specifications, so no additional parts are required for pulley replacement. Ensure the alternator is mounted securely and all electrical connections are clean and tight. After installation, test the charging system voltage to confirm proper operation.

Quality Assurance and Warranty

Remy’s Premium Remanufactured alternators undergo rigorous testing to meet or exceed OEM standards. Each unit is inspected for electrical performance and durability. While specific warranty details are not provided here, Remy typically offers coverage on remanufactured parts to ensure customer confidence in product reliability.

BrandRemy
Part Number12571
PositionPremium Remanufactured
Amperage Rating150
Fan TypeInternal
New or RemanufacturedRemanufactured
OE ManufacturerNippondenso
Pulley IncludedYes
Rotation DirectionClockwise
Voltage (V)12
Voltage Regulator TypeInternal

This part fits 16 vehicles. Search below:

YearMakeModelLitersCylindersPositionNotes
2010CadillacSTS4.6LV8N/ACompatible with multiple 150 Amp alternator variants.; Premium Remanufactured
2009CadillacSRX4.6LV8N/ACompatible with multiple 150 Amp alternator variants.; Premium Remanufactured
2009CadillacSTS4.4LV8N/ACompatible with multiple 150 Amp alternator variants.; Premium Remanufactured
2009CadillacSTS4.6LV8N/ACompatible with multiple 150 Amp alternator variants.; Premium Remanufactured
2008CadillacSRX4.6LV8N/ACompatible with multiple 150 Amp alternator variants.; Premium Remanufactured
2008CadillacSTS4.4LV8N/ACompatible with multiple 150 Amp alternator variants.; Premium Remanufactured
2008CadillacSTS4.6LV8N/ACompatible with multiple 150 Amp alternator variants.; Premium Remanufactured
2007CadillacSRX4.6LV8N/ACompatible with multiple 150 Amp alternator variants.; Premium Remanufactured
2007CadillacSTS4.4LV8N/ACompatible with multiple 150 Amp alternator variants.; Premium Remanufactured
2007CadillacSTS4.6LV8N/ACompatible with multiple 150 Amp alternator variants.; Premium Remanufactured
2006CadillacSRX4.6LV8N/ACompatible with multiple 150 Amp alternator variants.; Premium Remanufactured
2006CadillacSTS4.4LV8N/ACompatible with multiple 150 Amp alternator variants.; Premium Remanufactured
2006CadillacSTS4.6LV8N/ACompatible with multiple 150 Amp alternator variants.; Premium Remanufactured
2005CadillacSRX4.6LV8N/ACompatible with multiple 150 Amp alternator variants.; Premium Remanufactured
2005CadillacSTS4.6LV8N/ACompatible with multiple 150 Amp alternator variants.; Premium Remanufactured
2004CadillacSRX4.6LV8N/ACompatible with multiple 150 Amp alternator variants.; 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:

104210-3261104210-43402570932725756440

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