Buick Lucerne Workshop Service Repair Manual 2006-2009

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🏷️ Basic Information Identification Make: Buick Model: Lucerne Model Years Covered: 2006, 2007, 2008, 2009 Platform: GM Epsilon platform (Extended) Codes Vin Code: Starts with 1G2 👋 Introduction Market Position...

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Type: Car

Vendor:

Sku: 98460

Tags: 2006 2007 2008 2009 Buick Car Cars Featured Lucerne

Product variants

Description

🏷️ Basic Information

Identification

Make:

Buick

Model:

Lucerne

Model Years Covered:

2006, 2007, 2008, 2009

Platform:

GM Epsilon platform (Extended)

Codes

Vin Code:

Starts with 1G2

👋 Introduction

Market Position

Positioning:

Full-size luxury sedan, successor to the Buick LeSabre and Park Avenue

Competitive Analysis

Competitors:

Ford Taurus, Mercury Sable, Dodge Charger, Chevrolet Impala, Cadillac DTS (platform sibling)

Key Features

Design Philosophy:

Emphasis on quiet ride, comfort, and spacious interior

Powertrain Options:

Offered with V6 and V8 engine options

Manual Benefit:

Enables DIY repairs, cost savings, and in-depth understanding of vehicle systems

📋 Manual Details

Coverage Areas

Manual Type:

Factory Service Repair Manual

Engine Coverage:

All engine types included

Model Variant Coverage:

All models and trim levels

Page Count

Total Pages:

Over 3000

Language

Language:

English

Format

File Format:

Compatibility:

Windows, Mac, iOS (iPhone/iPad), Android

📖 Manual Coverage

Systems Covered

Powertrain:

Engine overhaul and rebuilding, transmission removal/installation, transmission in-car servicing, timing belt service, serpentine belt routing

Brakes:

Brake servicing procedures, specifications

Suspension Steering:

Front end alignment procedures and specifications, suspension systems, U-joint and CV-joint service

Electrical Electronics:

Wiring diagrams, computer diagnostic trouble codes, diagnostic trouble trees, troubleshooting and diagnostics

Body Chassis:

Sunroof service, vacuum diagrams

Climate Control:

Air conditioning service and capacities

Procedures Included

Maintenance:

Factory maintenance schedules and charts, fluid capacities, torque specifications

Repair:

Step-by-step instructions for simple to complicated repairs, engine rebuilding, brake servicing, transmission servicing, suspension work

Diagnostics:

Trouble codes, computer diagnostic codes, troubleshooting and diagnostics, engine performance analysis, diagnostic trouble tree charts

Technical Depth

Depth:

Comprehensive factory-level information, suitable for professional mechanics and advanced DIY enthusiasts

Illustrations:

Hundreds of detailed illustrations and diagrams

📊 Manual Specifications

File Format

Document Quality:

Original Adobe PDF, perfect quality, perfect printing

Searchability:

Fully indexed, bookmarked by topic, quick search functionality

Print Options:

Print entire manual or select pages

Zoom Capability:

Zoom in on diagrams and pictures

Archiving Requirement:

WinZip (or equivalent) required for extraction

Binding Type

Binding:

N/A (Digital PDF)

Paper Type

Paper:

N/A (Digital PDF)

⚙️ Engine Specifications

Primary Engine

Engine 1 Variant:

3.8L V6 (L36/3800 Series III)

Engine 1 Horsepower:

200-205 hp

Engine 1 Torque:

230-235 lb-ft

Performance

Engine 2 Variant:

5.3L V8 (LS4 Vortec)

Engine 2 Horsepower:

303 hp

Engine 2 Torque:

323 lb-ft

Fuel System

Fuel Delivery:

Sequential Port Fuel Injection (SFI)

Recommended Fuel:

87 Octane Unleaded Gasoline (V6), 91 Octane Unleaded Gasoline (V8)

Firing Orders

3.8L V6:

1-6-2-5-4-3

5.3L V8:

1-8-4-3-6-5-7-2

🔧 Transmission

Standard

Transmission Type:

4-speed automatic (4T65-E)

Optional

Transmission Type V8:

4-speed automatic (4T65-E HD)

Features

Shift Control:

Driver Shift Control (with manual mode on some trims)

Fluid Type

Transmission Fluid:

Dexron VI Automatic Transmission Fluid

📐 Dimensions

Exterior

Length:

Approx. 203 inches

Width:

Approx. 73 inches

Height:

Approx. 58 inches

Wheelbase:

Approx. 116 inches

Cargo

Trunk Volume:

Approx. 17.1 cubic feet

Weights

Curb Weight V6:

Approx. 3600-3700 lbs

Curb Weight V8:

Approx. 3800-3900 lbs

🛡️ Safety Features

Ratings

NHTSA Front Impact:

5-star

NHTSA Side Impact:

5-star

IIHS Front Offset:

Active Features

Standard Anti-lock Braking System (ABS)

Traction Control:

Standard Traction Control System (TCS)

Passive Features

Airbags:

Front airbags, side-impact airbags, available front and rear head curtain airbags

Seatbelts:

Pretensioning seatbelts with load limiters

💡 Technology Features

Infotainment

Audio System:

Available Bose premium audio system, CD player, MP3 capability

Navigation:

Optional touch-screen navigation system

Driver Assistance

Parking Assist:

Available Ultrasonic Rear Park Assist

Remote Start:

Available Remote Keyless Entry and Remote Start System

Connectivity

Onstar:

Available OnStar system for safety and communication services

🔧 Maintenance

Service Intervals

Oil Change Interval:

Every 7,500 miles or 6 months (synthetic blend)

Transmission Fluid Service:

Inspect every 30,000 miles, replace as needed or per severe service schedule

Coolant Flush:

Initial flush at 150,000 miles, then every 75,000 miles thereafter

Fluid Specifications

Engine Oil Type:

SAE 5W-30 Synthetic Blend

Engine Coolant:

GM P/N 12346290 (Dex-Cool) or equivalent orange coolant

Brake Fluid:

DOT 3

Known Issues

Torque Converter Shudder:

Common issue with the 4T65-E transmission, often resolved by fluid service or updated torque converter clutch.

Intake Manifold Gaskets:

Leaking intake manifold gaskets on the 3800 Series III V6 can occur, leading to coolant leaks.

Window Regulators:

Power window regulators can be a common failure point.

📚 Vehicle History

Brand Heritage

Buick Legacy:

Long history of producing comfortable, quiet, and refined American sedans

Model Evolution

Lucerne Introduction:

Introduced for the 2006 model year, replacing the Buick LeSabre and Park Avenue

Platform Sharing:

Shares its platform with the Cadillac DTS, signaling a focus on luxury and comfort

Production

Manufacturing Location:

Detroit/Hamtramck Assembly Plant, Michigan, USA

Production End Year:

2011 (discontinued)

🏆 Awards & Recognition

Recognitions

Jd Power Quality:

Received mixed ratings in initial quality surveys, common for large sedans of its era. Manual addresses all operational aspects.

Consumer Reports:

Varied ratings, often highlighting comfort but sometimes mentioning reliability concerns that this manual helps mitigate through proper maintenance.