MPA Electrical 8156603 Alternator

Reliable Alternator for Buick, Chevrolet, Oldsmobile, and Pontiac Vehicles

The MPA Electrical Remanufactured Alternator 8156603 is designed to restore charging system performance in select GM vehicles. Engineered to meet original equipment specifications, this 12-volt alternator delivers 100 amps of power to keep your vehicle’s electrical system running smoothly.

• 100 amps output for consistent electrical performance
• Internal fan for efficient cooling
• 6 groove serpentine pulley compatible with factory belts
• Internal voltage regulator for stable voltage control
• Clockwise rotation matching original alternator design
• Delco manufacturer components ensure quality and durability

Detailed Features and Specifications

This alternator features a 12-volt electrical system with a 100-amp output, suitable for vehicles requiring reliable charging capacity. The internal fan design helps maintain optimal operating temperatures, reducing wear and extending alternator life. Equipped with a 6 groove serpentine pulley, it fits factory belt systems on compatible Buick, Chevrolet, Oldsmobile, and Pontiac models. The internal voltage regulator provides consistent voltage output, protecting your vehicle’s electrical components. Rotation is clockwise, matching the original equipment setup for proper installation and function.

Compatible Vehicles and Applications

This alternator is compatible with the following makes and models:

• Buick Regal
• Chevrolet Lumina and Monte Carlo
• Oldsmobile Cutlass Supreme
• Pontiac Grand Prix

It is designed to replace the original alternator in these vehicles, restoring charging system reliability and performance.

Common Issues Addressed by This Alternator

• Battery not charging or slow charging
• Dimming or flickering headlights and interior lights
• Electrical system warning lights on the dashboard
• Intermittent power loss or stalling due to electrical failure
• Unusual noises from the alternator area

Installation Notes and Tips

Before installation, verify the part number 8156603 matches your vehicle’s original alternator. Disconnect the battery to prevent electrical shorts. Ensure the serpentine belt is in good condition and properly tensioned when installing the alternator. The clockwise rotation and 6 groove pulley must align with your vehicle’s belt system. If unsure, consult a professional mechanic for proper installation.

Quality Assurance and Warranty

The MPA Electrical Remanufactured alternator 8156603 is built using Delco components and undergoes thorough testing to meet OEM standards. The Remanufactured product line focuses on restoring used parts to reliable working condition, providing a cost-effective alternative to new components. This alternator comes with a limited warranty covering defects in materials and workmanship, ensuring confidence in its performance.