Part #: 11178

BBB Industries 11178 Alternator

REMAN ALTERNATOR
⚙️ 12 vehicles fit this part
🔍
Select your vehicle to confirm fitment
Verify this part fits before purchasing — free returns if it doesn't
$176.37Free Shipping
🚚Free ShippingNo Cost to Continental U.S.
🔄Free Returns*Wrong fit? No cost
🛡️60-Day ReturnsMoney back guarantee
*Free return shipping only qualifies if our fitment verification tool is used.
🔥
✅ In Stock · Ready To Ship Most orders ship same-day if ordered before 1pm CST.
OE Direct Replacement — Bolt-on fit, no modifications needed
📦REMAN ALTERNATOR
🚗Fitment: Buick and Cadillac, Lucerne and DTS
🔄Easy Returns — Return within 60 days for a full refund
🚚Fast Shipping — Most orders ship same business day before 1pm CST

Reliable Alternator Replacement for Buick and Cadillac Models

The BBB Industries REMAN ALTERNATOR 11178 is designed to provide consistent 12-volt electrical power for select Buick and Cadillac vehicles. Engineered to meet OEM specifications, this alternator ensures proper charging and electrical system performance for your Buick Lucerne or Cadillac DTS.

Key Features of BBB Industries REMAN ALTERNATOR 11178

  • Amperage Rating: 150 amps for efficient power output
  • Cooling Method: Air-cooled with an internal fan for optimal temperature control
  • Pulley Type: Conventional pulley included with 6 grooves for serpentine belt compatibility
  • Rotation Direction: Clockwise rotation matching original equipment
  • Voltage Regulator: Internal voltage regulator for simplified installation
  • Polarity: Negative polarity configuration
  • OE Manufacturer: Nippondenso, ensuring OEM quality standards
  • Plug Clock Position: 7 o'clock for proper electrical connection alignment

About the REMAN ALTERNATOR Product Line

The REMAN ALTERNATOR line from BBB Industries offers remanufactured alternators that meet strict quality and performance standards. These alternators are rebuilt to restore original functionality, providing a cost-effective alternative to new units without compromising reliability. The 11178 model is part of this line, delivering a dependable charging solution for Buick Lucerne and Cadillac DTS vehicles.

Detailed Product Description

This alternator features a 150-amp output suitable for the electrical demands of the Buick Lucerne and Cadillac DTS. Its air cooling system with an internal fan helps maintain optimal operating temperatures, reducing the risk of overheating. The included conventional pulley with six grooves fits serpentine belts, ensuring compatibility with the vehicle's drive system. The clockwise rotation and negative polarity match the original equipment specifications, facilitating a direct replacement. The internal voltage regulator simplifies installation by eliminating the need for an external regulator.

Common Issues Addressed by This Alternator

  • Battery not charging or losing charge while driving
  • Dim or flickering dashboard and headlights
  • Electrical system warning lights illuminated on the dashboard
  • Unusual noises from the alternator pulley or belt area
  • Vehicle stalling or difficulty starting due to insufficient electrical power

Installation Notes and Tips

  • Verify compatibility with Buick Lucerne or Cadillac DTS before installation
  • Ensure the serpentine belt is properly aligned on the 6-groove pulley
  • Check the plug clock position (7 o'clock) for correct electrical connection
  • Inspect battery and wiring for any additional issues during replacement
  • Follow vehicle manufacturer torque specifications when mounting the alternator

Quality Assurance and Warranty

BBB Industries REMAN ALTERNATOR 11178 is remanufactured to meet or exceed OEM standards, including rigorous testing for electrical output and durability. This alternator comes with a limited warranty to provide assurance of its quality and performance when installed in compatible Buick Lucerne and Cadillac DTS models.

BrandBBB Industries
Part Number11178
PositionREMAN ALTERNATOR
AC TapNo
Amperage Rating150
Brushless DesignNo
Cooling MethodAir
Decoupled Or Clutch PulleyNo
Fan TypeInternal
Number Of Pulley Grooves6
OE ManufacturerNippondenso
One Wire CapableNo
Outside Pulley Diameter (in)2-7/16
Outside Pulley Diameter (mm)62
Plug Clock Position7
PolarityNegative
Pulley Belt TypeSerpentine
Pulley IncludedYes
Pulley TypeConventional
Rotation DirectionClockwise
Voltage (V)12
Voltage Regulator TypeInternal

This part fits 12 vehicles. Search below:

YearMakeModelLitersCylindersPositionNotes
2011BuickLucerne4.6LV8N/ASuitable for 150 Amp alternator applications; REMAN ALTERNATOR
2011CadillacDTS4.6LV8N/AExc Limousine; 150 Amps; REMAN ALTERNATOR
2010BuickLucerne4.6LV8N/ASuitable for 150 Amp alternator applications; REMAN ALTERNATOR
2010CadillacDTS4.6LV8N/AExc Limousine; 150 Amps; REMAN ALTERNATOR
2009BuickLucerne4.6LV8N/ASuitable for 150 Amp alternator applications; REMAN ALTERNATOR
2009CadillacDTS4.6LV8N/AExc Limousine; 150 Amps; REMAN ALTERNATOR
2008BuickLucerne4.6LV8N/ASuitable for 150 Amp alternator applications; REMAN ALTERNATOR
2008CadillacDTS4.6LV8N/AExc Limousine; 150 Amps; REMAN ALTERNATOR
2007BuickLucerne4.6LV8N/ASuitable for 150 Amp alternator applications; REMAN ALTERNATOR
2007CadillacDTS4.6LV8N/AExc Limousine; 150 Amps; REMAN ALTERNATOR
2006BuickLucerne4.6LV8N/ASuitable for 150 Amp alternator applications; REMAN ALTERNATOR
2006CadillacDTS4.6LV8N/AExc Limousine; 150 Amps; REMAN ALTERNATOR

* 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:

104210-4370104210-59902084330225755840

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