2006 Buick Lacrosse Service & Repair Manual Software

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🏷️ Basic Information Identification Make: Buick Model: LaCrosse Year: 2006 Codes Platform: GMX112 👋 Introduction Market Position Segment: Full-size/Large Sedan Target Audience: Owners seeking to perform maintenance and repairs, DIY...

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Type: Car

Vendor:

Sku: 46600

Tags: 2006 Buick Car Cars Lacrosse

Product variants

Description

🏷️ Basic Information

Identification

Make:

Buick

Model:

LaCrosse

Year:

Codes

Platform:

GMX112

👋 Introduction

Market Position

Segment:

Full-size/Large Sedan

Target Audience:

Owners seeking to perform maintenance and repairs, DIY enthusiasts, independent repair shops

Competitive Analysis

Competitors 2006:

Chrysler 300, Dodge Charger, Ford Five Hundred, Mercury Montego, Toyota Avalon, Lincoln Town Car

Key Features

Convenience:

Instant online access, searchable content, accessible on multiple devices (PC, laptop, smartphone, tablet) with internet connection.

Licensing:

Officially licensed and derived from OE (Original Equipment) materials by RepairSurge.

Value Proposition:

Cost savings through DIY repairs, comprehensive information, year-long access with renewal options.

📋 Manual Details

Coverage Areas

Primary Coverage:

2006 Buick LaCrosse

Engine Options Covered:

3.6L V6 (LY7), 3.8L V6 Supercharged (L32)

Page Count

Estimated Page Count:

Extensive (Digital format, equivalent to hundreds of printed pages)

Manual Type

Type:

Service and Repair Manual

Language

Language:

English

Format

Format:

PDF Download (Software)

📖 Manual Coverage

Systems Covered

Powertrain:

Engine mechanical (3.6L LY7, 3.8L L32 Supercharged), Engine control systems, Fuel system, Cooling system, Exhaust system, Transmission (4-speed automatic 4T65-E)

Chassis:

Brakes (ABS, DRL, TCS), Steering, Suspension (Front and Rear), Wheels and Tires

Electrical:

Body Control Module (BCM), Powertrain Control Module (PCM), Lighting, Instrumentation, HVAC controls, Audio system, Power accessories (windows, locks, seats), Navigation system (if equipped), Wiring diagrams

Body And Interior:

Body panels, Doors, Glass, Seats, Interior trim, HVAC system components

Procedures Included

Maintenance:

Scheduled maintenance intervals, Oil changes, Filter replacements, Fluid checks and changes, Tune-ups

Diagnostics:

Troubleshooting guides, Diagnostic Trouble Codes (DTCs), Diagnostic procedures for various systems

Repair:

Engine component repair and replacement, Transmission overhaul, Brake system repair, Suspension component replacement, Electrical component repair, HVAC system repair

Assembly Disassembly:

Step-by-step instructions for component removal and installation

Technical Depth

Depth:

Comprehensive, covering basic to advanced repairs, diagnostics, and specifications derived from OE materials.

📊 Manual Specifications

File Format

File Type:

PDF (Software-based access)

Print Quality

Print Capability:

Printable pages (user discretion)

Binding Type

Binding:

N/A (Digital download)

Paper Type

Paper Quality:

N/A (Digital download)

⚙️ Engine Specifications

Primary Engine

Engine Code 1:

Engine Description 1:

3.6L V6 DOHC, 24-valve, Aluminum block and heads

Displacement 1:

3564 cc (217.5 cu. in.)

Horsepower 1:

255 hp @ 6200 rpm (approx.)

Torque 1:

250 lb-ft @ 4000 rpm (approx.)

Optional Engine

Engine Code 2:

Engine Description 2:

3.8L V6 OHV, 12-valve, Supercharged, Cast-iron block, Aluminum heads

Displacement 2:

3791 cc (231.3 cu. in.)

Horsepower 2:

235 hp @ 5200 rpm (approx.)

Torque 2:

275 lb-ft @ 3600 rpm (approx.)

Fuel System

Fuel Delivery:

Sequential Port Fuel Injection (SFI)

Fuel Type:

Regular Unleaded Gasoline (87 Octane)

Ignition System:

Coil-near-plug ignition

🔧 Transmission

Standard

Transmission Type:

4-speed Automatic

Transmission Model:

4T65-E

Features

Drive Wheels:

Front-Wheel Drive (FWD)

Transmission Fluid Type:

Dexron-VI Automatic Transmission Fluid (ATF)

📐 Dimensions

Exterior

Length:

197.9 inches (5027 mm)

Width:

72.5 inches (1841 mm)

Height:

58.2 inches (1478 mm)

Wheelbase:

113.8 inches (2891 mm)

Weights

Curb Weight:

3700 - 3900 lbs (approx., depending on engine/options)

Gross Vehicle Weight Rating:

Not specified, typically ~5000 lbs

Cargo

Trunk Volume:

15.0 cubic feet (approx.)

🛡️ Safety Features

Ratings

NHTSA Front Impact Driver:

5 Stars

NHTSA Front Impact Passenger:

5 Stars

NHTSA Side Impact Front Driver:

5 Stars

NHTSA Side Impact Front Passenger:

5 Stars

NHTSA Side Impact Rear Driver:

5 Stars

NHTSA Side Impact Rear Passenger:

5 Stars

IIHS Moderate Overlap Front:

IIHS Side Impact:

Active Features

Standard (4-wheel disc brakes with ABS)

Traction Control:

Standard (TCS)

Electronic Stability:

Available (StabiliTrak)

Passive Features

Airbags Front:

Standard front driver and passenger airbags

Airbags Side:

Available front and rear side-impact airbags

Seatbelts:

3-point front and rear seat belts, pretensioners

💡 Technology Features

Infotainment

Audio System:

Standard AM/FM/CD stereo with available premium sound systems (e.g., Bose), auxiliary input, and CD changer.

Navigation:

Available factory-installed navigation system.

Driver Assistance

Cruise Control:

Standard

Parking Sensors:

Available rear parking assist system.

Connectivity

Onstar:

Available OnStar communication system.

🔧 Maintenance

Service Intervals

Oil Change Interval:

Every 5,000 miles or 6 months, whichever comes first (or based on oil life monitoring system).

Engine Air Filter:

Inspect every 15,000 miles, replace as needed (typically every 30,000 miles).

Cabin Air Filter:

Replace every 15,000 miles or annually.

Transmission Fluid Change:

Inspect every 30,000 miles, replace fluid and filter around 60,000-100,000 miles or as per severe service schedule.

Fluid Specifications

Engine Oil Type Ly7:

SAE 5W-30 Synthetic Motor Oil (meeting GM specification GMSA19256)

Engine Oil Type L32:

SAE 5W-30 Synthetic Motor Oil (meeting GM specification GMSA19256)

Coolant Type:

Dex-Cool (Orange silicate-free) Extended Life Antifreeze/Coolant

Power Steering Fluid:

GM Power Steering Fluid (or equivalent)

Known Issues

Engine Oil Leaks:

Potential for oil leaks from valve cover gaskets or front crankshaft seal on LY7 engine.

Transmission Shifting:

Occasional reports of harsh shifting or transmission slipping with the 4T65-E, often related to fluid service or electronic control issues.

Suspension Noise:

Front end clunks or rattles can sometimes indicate worn strut mounts or sway bar links.

Supercharger Coupler:

On the L32 engine, the supercharger snout coupler can wear out, leading to a loss of boost and a rattling noise.

📚 Vehicle History

Brand Heritage

Buick Legacy:

Buick, established in 1903, has a long history of producing comfortable, reliable, and often luxurious American vehicles.

Model Evolution

Lacrosse Introduction:

The LaCrosse debuted for the 2005 model year, replacing the Buick LeSabre and Park Avenue, positioning itself as Buick's flagship sedan.

2006 Updates:

Minor updates for 2006, focusing on feature packaging and option availability. The core platform and powertrains remained largely consistent with the initial launch.

Production

Manufacturing Plant:

Kansas City Assembly, Kansas City, Missouri, USA

🏆 Awards & Recognition

Recognitions

Initial Reception:

The 2005-2006 LaCrosse was generally well-received for its comfortable ride, spacious interior, and refined styling, appealing to a more traditional luxury sedan buyer.

Safety Awards:

Achieved excellent safety ratings from NHTSA and IIHS, highlighting its robust structural integrity and safety features.