BBB Industries 11178 Alternator

Remanufactured 150 Amp Alternator

BBB Industries REMAN ALTERNATOR 11178 is a remanufactured 12-volt alternator built for charging-system replacement on select Buick Lucerne and Cadillac DTS applications. It uses an internal voltage regulator, clockwise rotation, and a serpentine-belt pulley setup to match the original equipment configuration.

This BBB Industries REMAN ALTERNATOR line focuses on OE-style replacement coverage for charging system service, with application-specific fitment and remanufactured construction for direct replacement use.

• 150 amp amperage rating for OE-level charging output
• 12V alternator with internal voltage regulator
• OE manufacturer: Nippondenso
• Conventional pulley included; 6-groove serpentine belt design
• Air-cooled with internal fan
• Negative polarity, clockwise rotation
• Plug clock position: 7
• Cross-reference: 104210-4370, 104210-5990

Vehicle Fitment

• Fits 2006-2011 Buick Lucerne, N/A; suitable for 150 amp alternator applications.
• Fits 2006-2011 Cadillac DTS, N/A; Exc Limousine; 150 Amps.

What It Helps Resolve

• Low battery charge or repeated battery drain
• Charging warning light on the instrument cluster
• Dim lights or electrical output instability
• Alternator noise or charging-system failure
• Voltage irregularities caused by a worn original alternator

Installation Notes

Verify the vehicle’s original alternator amperage, pulley groove count, plug clock position, rotation direction, and regulator style before installation. This unit uses a serpentine pulley with 6 grooves and a 7 o’clock plug position, so matching the OE configuration is important for proper fitment on Buick Lucerne and Cadillac DTS charging-system service.

Quality Assurance

BBB Industries remanufactured alternators are built to replace the original charging unit with application-specific fitment and OE-matched design details. Part number 11178 is intended for direct replacement on listed vehicles and configurations.