Part #: 15400

MPA Electrical 15400 Alternator

Remanufactured
⚙️ 15 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
📦Remanufactured
🚗Fitment: Buick and Chevrolet, Century, Impala, Monte Carlo, and Regal
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Reliable Alternator for Buick and Chevrolet Vehicles

The MPA Electrical Remanufactured Alternator 15400 is designed to provide dependable charging performance for select Buick and Chevrolet models. Engineered with a 105-amp output and internal components, this alternator supports the electrical demands of vehicles like the Buick Century and Chevrolet Impala.

  • 105 amps output for consistent electrical power
  • 12 volts system compatibility
  • Internal fan and regulator for efficient operation
  • 6 groove serpentine pulley for proper belt alignment
  • Clockwise rotation matching original equipment
  • Delco manufacturer components for quality assurance

Detailed Alternator Specifications and Features

This alternator features a 12-volt electrical system with a 105-amp capacity, suitable for maintaining battery charge and powering vehicle electronics. The internal fan design helps regulate temperature during operation, while the internal regulator ensures stable voltage output. The 6 groove serpentine pulley is designed to fit the belt system of compatible Buick and Chevrolet models, including the Century, Impala, Monte Carlo, and Regal. Clockwise rotation matches the original equipment specifications, ensuring proper function and longevity. Manufactured with Delco components, this remanufactured alternator meets the necessary standards for replacement parts.

Compatible Buick and Chevrolet Models

  • Buick Century
  • Buick Regal
  • Chevrolet Impala
  • Chevrolet Monte Carlo

This alternator is specifically compatible with these models, providing a direct replacement for the original alternator to restore charging system performance.

About the MPA Electrical Remanufactured Product Line

The Remanufactured line from MPA Electrical offers alternators rebuilt to meet original equipment specifications. This process includes thorough inspection, replacement of worn components, and testing to ensure reliable operation. Choosing a remanufactured alternator like part number 15400 provides a cost-effective solution while maintaining quality and performance standards for your Buick or Chevrolet vehicle.

Common Issues Addressed by This Alternator

  • Battery not charging properly
  • Dimming or flickering headlights
  • Electrical system warning lights on the dashboard
  • Unusual noises from the engine bay related to the charging system
  • Vehicle stalling due to electrical failure

Installation Notes and Tips

Ensure the vehicle battery is disconnected before beginning installation to prevent electrical shorts. Verify the pulley type and rotation direction match the original alternator. Use proper torque specifications when mounting the alternator and reconnect all electrical connections securely. After installation, test the charging system voltage to confirm proper operation.

Quality Assurance and Warranty

MPA Electrical remanufactured alternators undergo rigorous testing to meet performance standards. This part includes a limited warranty covering defects in materials and workmanship, providing confidence in its reliability for Buick and Chevrolet applications.

BrandMPA Electrical
Part Number15400
PositionRemanufactured
Amps105 Amps
Clock12:00
FanInternal
ManufacturerDelco
Pulley6 Groove Serpentine
RegulatorInternal
RotationClockwise
Volts12 Volts

This part fits 15 vehicles. Search below:

YearMakeModelLitersCylindersPositionNotes
2004BuickCentury3.1LV6N/Aw/ Delco alt.; Remanufactured
2004ChevroletImpala3.4LV6N/Aw/ Delco alt.; Remanufactured
2004ChevroletMonte Carlo3.8LV6N/Aw/ Delco alt.; Remanufactured
2004ChevroletMonte Carlo3.4LV6N/Aw/ Delco alt.; Remanufactured
2003BuickCentury3.1LV6N/ARemanufactured
2003ChevroletImpala3.8LV6N/Aw/ Delco alt.; Remanufactured
2003ChevroletImpala3.4LV6N/ARemanufactured
2003ChevroletMonte Carlo3.8LV6N/Aw/ Delco alt.; Remanufactured
2003ChevroletMonte Carlo3.4LV6N/Aw/ Delco alt.; Remanufactured
2002BuickCentury3.1LV6N/ARemanufactured
2002BuickRegal3.8LV6N/ARemanufactured
2002ChevroletImpala3.8LV6N/Aw/ Delco alt.; Remanufactured
2002ChevroletImpala3.4LV6N/ARemanufactured
2002ChevroletMonte Carlo3.8LV6N/Aw/ Delco alt.; Remanufactured
2002ChevroletMonte Carlo3.4LV6N/Aw/ Delco alt.; 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:

103270681032706910333165104427821044278310464474104644751046449519134827191360841915189619151897191519021924472919244730192447348287828888864393

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