BBB Industries 42008 Alternator

Remanufactured 150 Amp Alternator for GM Applications

BBB Industries REMAN ALTERNATOR 42008 is a remanufactured 12-volt alternator built for GM charging systems that use a Nippondenso OE design. It delivers 150 amps, uses an internal voltage regulator, and includes a decoupler pulley with a serpentine belt setup for direct-fit replacement in supported Chevrolet, GMC, Buick, and Cadillac applications.

Key Features

• 150 amp amperage rating for factory-style charging output
• 12-volt alternator with internal voltage regulator
• OE manufacturer reference: Nippondenso
• Decoupled clutch pulley included; 5-groove serpentine pulley type
• Air-cooled design with internal fan
• Clockwise rotation and negative polarity
• 9 o’clock plug clock position
• Outside pulley diameter: 2-1/8 in. (54 mm)
• BBB Industries REMAN ALTERNATOR line for OE-style replacement coverage

Detailed Description

BBB Industries part number 42008 is a remanufactured alternator engineered for vehicles that require a 150 amp Nippondenso-style charging unit. The internal regulator, air cooling, and decoupler pulley configuration support proper electrical output and belt system operation in applications such as the Chevrolet Camaro, Chevrolet Colorado, Chevrolet Malibu, GMC Canyon, Buick Regal Sportback, and Cadillac ATS. This alternator is a direct replacement choice for drivers searching for a reman alternator 42008, a 150 amp alternator for Chevrolet Camaro, or a Nippondenso alternator replacement for GM vehicles.

This part cross-references OE-style numbers 104210-1960 and 13592811 for the same application.

What It Is Used For

• Replacing a failing alternator that causes low charging voltage
• Correcting battery warning lights related to charging system output
• Addressing dim lights, slow cranking, or intermittent electrical performance
• Restoring proper belt-driven alternator operation with a decoupler pulley
• Replacing a worn Nippondenso-style unit in GM 150 amp applications

Installation Notes and Tips

• Verify the vehicle’s original alternator amperage, plug clock position, and pulley style before installation.
• Confirm fitment by year, make, model, and engine/charging-system configuration, especially on Cadillac ATS and CTS models noted without engine stop/start.
• Inspect the serpentine belt and charging connectors during replacement to avoid repeat charging issues.
• Match the clockwise rotation and negative polarity configuration to the original unit.

Quality Assurance

BBB Industries remanufactured electrical components are rebuilt to meet application-specific charging requirements and OE-style fitment standards for supported vehicles.