# TYC 2-11178 Alternator for 2006-2011 Buick Lucerne

### Performance Overview

TYC 2-11178 Alternator is listed for the compatible vehicle applications shown in the Vehicle Fitment Table.

### Key Features

#### Specifications

-   Fan Position: Internal
-   Rotation Direction: CW
-   Pully Wheel Grooves: 6
-   Power Generation (amps): 150A
-   Pully Wheel Design: Regular
-   Oe Manufacturer: ND
-   Regulator Position: Internal
-   Connector Terminal Quantity: 2

#### Package Details

-   Part Number: 2-11178
-   06-11 CD D.T.S 4.6L V8 (6S) ALT
-   Package L x W x H: 8.46" x 6.42" x 7.28"
-   Package Weight: 13.67 lbs.

#### Interchanges

-   Lester: 11178
-   MPA: 11178
-   BBB Industries: 11178
-   WAI: 11178R
-   Buick: 20843302
-   Cadillac: 20843302

### Vehicle Fitment Table

Year

Make

Model

Position

Fitment Precision

Note

2006

Buick

Lucerne

CXL; 4.6L V8 281ci; Sedan / CXS; 4.6L V8 281ci; Sedan

2007

Buick

Lucerne

CXL; 4.6L V8 281ci; Sedan / CXS; 4.6L V8 281ci; Sedan

2008

Buick

Lucerne

CXL; 4.6L V8 281ci; Sedan / CXS; 4.6L V8 281ci; Sedan

2008

Buick

Lucerne

Super; 4.6L V8 281ci; Sedan

2009

Buick

Lucerne

Super; 4.6L V8 281ci; Sedan

2010

Buick

Lucerne

Super; 4.6L V8 281ci; Sedan

2011

Buick

Lucerne

Super; 4.6L V8 281ci; Sedan

2006

Cadillac

DTS

Base; 4.6L V8 281ci; Hearse / Base; 4.6L V8 281ci; Limousine

2006

Cadillac

DTS

Base; 4.6L V8 281ci; Sedan

2007

Cadillac

DTS

Base; 4.6L V8 281ci; Hearse / Base; 4.6L V8 281ci; Limousine

2007

Cadillac

DTS

Base; 4.6L V8 281ci; Sedan

2007

Cadillac

DTS

Luxury; 4.6L V8 281ci; Sedan

2008

Cadillac

DTS

Base; 4.6L V8 281ci; Hearse / Base; 4.6L V8 281ci; Limousine

2008

Cadillac

DTS

Base; 4.6L V8 281ci; Sedan

2008

Cadillac

DTS

Luxury; 4.6L V8 281ci; Sedan

2008

Cadillac

DTS

Platinum; 4.6L V8 281ci; Sedan

2009

Cadillac

DTS

Base; 4.6L V8 281ci; Hearse / Base; 4.6L V8 281ci; Limousine

2009

Cadillac

DTS

Base; 4.6L V8 281ci; Sedan

2009

Cadillac

DTS

Luxury; 4.6L V8 281ci; Sedan

2009

Cadillac

DTS

Platinum; 4.6L V8 281ci; Sedan

2010

Cadillac

DTS

Base; 4.6L V8 281ci; Sedan

2010

Cadillac

DTS

Livery; 4.6L V8 281ci; Hearse / Livery; 4.6L V8 281ci; Limousine / Premium; 4.6L V8 281ci; Sedan

2010

Cadillac

DTS

Luxury; 4.6L V8 281ci; Sedan

2010

Cadillac

DTS

Platinum; 4.6L V8 281ci; Sedan

2011

Cadillac

DTS

Base; 4.6L V8 281ci; Sedan

2011

Cadillac

DTS

Livery; 4.6L V8 281ci; Hearse / Livery; 4.6L V8 281ci; Limousine / Premium; 4.6L V8 281ci; Sedan

2011

Cadillac

DTS

Luxury; 4.6L V8 281ci; Sedan

2011

Cadillac

DTS

Platinum; 4.6L V8 281ci; Sedan

### FAQ

**Will this fit my vehicle?**  
Please verify your year, make, model, position, and any fitment notes using the Vehicle Fitment Table above before purchase.

**What part number is this?**  
The listed part number is 2-11178.

**Is this product designed for direct replacement?**  
Yes. This product is intended to match the compatible vehicle applications listed in the Vehicle Fitment Table.

**Should I confirm fitment before ordering?**  
Yes. Always compare your original part, position, and vehicle details with the Vehicle Fitment Table before ordering.

### Common Searches

-   Alternator for Buick Lucerne
-   2-11178 fitment
-   TYC Alternator
-   2006-2008 Buick Lucerne Alternator

## Details

- **Price:** 327.99 CAD
- **Vendor:** TYC
- **Type:** Alternator
- **Tags:** 2-11178, 2006-2008 Buick Lucerne, 2006-2009 Cadillac DTS, 2006-2011 Cadillac DTS, 2007-2011 Cadillac DTS, 2008-2011 Buick Lucerne, 2008-2011 Cadillac DTS, 2010-2011 Cadillac DTS, Alternator, Base; 4.6L V8 281ci; Hearse / Base; 4.6L V8 281ci; Limousine, Base; 4.6L V8 281ci; Sedan, CXL; 4.6L V8 281ci; Sedan / CXS; 4.6L V8 281ci; Sedan, Luxury; 4.6L V8 281ci; Sedan, Platinum; 4.6L V8 281ci; Sedan, Super; 4.6L V8 281ci; Sedan, TYC

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| Default Title | 327.99 CAD | In stock |

## Images

- TYC 2-11178 Alternator for 2006-2011 Buick Lucerne

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> Source: [Standard Auto Part](https://www.standardautopart.com/products/tyc-2-11178-alternator)
> Updated: 2026-07-31