MPA Electrical 7857607 Alternator

Reliable Alternator for Buick, Chevrolet, and Pontiac Vehicles

The MPA Electrical Remanufactured Alternator 7857607 is designed to restore charging system performance in select Buick, Cadillac, Chevrolet, Oldsmobile, and Pontiac models. Engineered with a 105-amp output and internal regulator, this alternator supports 12-volt electrical systems with clockwise rotation and a 6-groove serpentine pulley.

• 105 amps output for consistent electrical power
• 12 volts system compatibility
• Clockwise rotation for proper fitment
• 6-groove serpentine pulley for belt alignment
• External fan for effective cooling
• Internal voltage regulator for stable charging
• Delco manufacturer components for durability

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 parts, and testing to ensure reliable performance. The 7857607 alternator benefits from this remanufacturing process, providing a cost-effective solution for restoring charging system function in compatible vehicles.

Detailed Alternator Features and Specifications

This alternator features a 105-amp output suitable for vehicles requiring moderate electrical loads. It operates on a 12-volt system with an internal voltage regulator to maintain consistent voltage levels. The external fan design aids in cooling during operation, while the 6-groove serpentine pulley ensures proper belt engagement. Clockwise rotation matches the original equipment setup for seamless installation. Manufactured with Delco components, this alternator supports reliable performance in various GM models.

Compatible Vehicles and Common Applications

• Buick Century, Regal, and Skylark models
• Cadillac Cimarron and other GM vehicles
• Chevrolet Cavalier, Celebrity, Corsica, Lumina APV, and Silhouette
• Oldsmobile Cutlass Ciera, Cutlass Cruiser, Firenza, and Silhouette
• Pontiac Sunbird, Tempest, and Trans Sport

Common Issues Addressed by This Alternator

• Battery not charging or losing charge
• Dimming or flickering headlights and dashboard lights
• Electrical system warning lights illuminated
• Unusual noises from the alternator area
• Vehicle stalling or difficulty starting due to electrical failure

Installation Notes and Tips

Ensure the vehicle’s battery is disconnected before installation to prevent electrical shorts. Verify the pulley type and rotation direction match the original alternator. Confirm the serpentine belt is properly aligned on the 6-groove pulley. Check all electrical connections for corrosion or damage and secure them firmly. After installation, test the charging system voltage to confirm proper operation.

Quality Assurance and Warranty Information

The MPA Electrical Remanufactured Alternator 7857607 undergoes comprehensive testing to meet OEM standards. This includes performance verification of amperage output, voltage regulation, and mechanical integrity. While specific warranty details may vary, remanufactured alternators typically include a limited warranty covering defects in materials and workmanship to provide confidence in product reliability.