Part #: 12780

Remy 12780 Alternator

Premium Remanufactured
⚙️ 6 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: Chevrolet, Impala and Monte Carlo
🔄Easy Returns — Return within 60 days for a full refund
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Reliable Alternator for Chevrolet Impala and Monte Carlo

The Remy Premium Remanufactured Alternator 12780 is designed to restore your Chevrolet Impala or Monte Carlo's charging system with dependable performance. This 12-volt alternator features a 150-amp rating and includes an internal fan and voltage regulator for efficient operation.

Key Features of Remy Alternator 12780

  • 150 Ampere output for consistent electrical power
  • Internal fan type for effective cooling
  • Remanufactured to meet OEM standards
  • Includes pulley for straightforward installation
  • Clockwise rotation direction compatible with specified vehicles
  • Internal voltage regulator for stable voltage control
  • OE Manufacturer: Nippondenso, ensuring quality and fit

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 reliable alternative to new parts. The 12780 alternator benefits from this rigorous remanufacturing process, delivering consistent performance for Chevrolet Impala and Monte Carlo models.

Detailed Product Description

This Remy alternator 12780 is engineered for 12-volt electrical systems and delivers 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 steady voltage output to protect your vehicle's electrical components. The included pulley and clockwise rotation direction match the original equipment specifications for Chevrolet Impala and Monte Carlo models, simplifying replacement and ensuring compatibility.

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

  • Verify vehicle compatibility with Chevrolet Impala or Monte Carlo before installation
  • Ensure the alternator rotation direction is clockwise to match original equipment
  • Check that the pulley is properly aligned and secured during installation
  • Disconnect the battery before removing the old alternator to prevent electrical shorts
  • Test the charging system after installation to confirm proper operation

Quality Assurance and Warranty

Remy Premium Remanufactured alternators undergo comprehensive testing to meet OEM performance standards. The 12780 alternator is built with quality components, including an OE Nippondenso manufacturer base, to ensure durability and reliability. Warranty coverage details should be confirmed with the parts provider or installer.

BrandRemy
Part Number12780
PositionPremium Remanufactured
Amperage Rating150
Fan TypeInternal
New or RemanufacturedRemanufactured
OE ManufacturerNippondenso
Pulley IncludedYes
Rotation DirectionClockwise
Voltage (V)12
Voltage Regulator TypeInternal

This part fits 6 vehicles. Search below:

YearMakeModelLitersCylindersPositionNotes
2011ChevroletImpala3.5LV6N/ANDenso Unit; 150 Amps; Premium Remanufactured
2011ChevroletImpala3.9LV6N/ANDenso Unit; 150 Amps; Premium Remanufactured
2010ChevroletImpala3.9LV6N/ANDenso Unit; 150 Amps; Premium Remanufactured
2009ChevroletImpala3.9LV6N/ANDenso Unit; 150 Amps; Premium Remanufactured
2006ChevroletImpala3.9LV6N/ANDenso Unit; 150 Amps; Premium Remanufactured
2006ChevroletMonte Carlo3.9LV6N/ANDenso Unit; 150 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:

10335498104210-4560

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