🏷️ Basic Information

Make:

Buick

Model:

LeSabre

Year:

2005

Vin Prefix:

1G4

👋 Introduction

Segment:

Full-size Sedan, formerly a staple of Buick's lineup, known for comfort and quiet ride

Competitors 2005:

Ford Crown Victoria, Mercury Grand Marquis, Chrysler 300

Distinguishing Traits:

Comfort-oriented ride, spacious interior, V6 engine power, quiet cabin, distinctive Buick styling

Vehicle Purpose:

Designed for comfortable daily commuting and long-distance travel, emphasizing a smooth and serene driving experience.

📋 Manual Details

General Information:

Features, Controls, Maintenance Schedules, DIY Activities, Towing, Safety Considerations

Estimated Pages:

Approx. 250-300 (typical for this model year and coverage)

Type:

Owner's Manual

Language:

English

Format:

PDF Download

📖 Manual Coverage

Powertrain:

Engine operation, basic troubleshooting, fluid checks, cooling system, fuel system, exhaust system

Transmission:

Automatic transmission operation, fluid level checks, park assist system (if applicable)

Chassis:

Braking system operation, steering system, suspension system basics

Electrical:

Lighting systems, power accessories, instrumentation, warning lights, battery maintenance, fuse locations

Comfort And Convenience:

Climate control, audio system, power seats, power windows, door locks, security system, keyless entry

Safety Systems:

Airbag system operation, seat belt usage, child restraint systems, ABS operation

Routine Maintenance:

Checking fluid levels (oil, coolant, brake, power steering, windshield washer), tire pressure checks, bulb replacement, wiper blade replacement

Diy Activities:

Jump starting, changing a flat tire, replacing engine air filter (basic), replacing cabin air filter (basic)

Towing Information:

Towing recommendations, trailer wiring, weight limits, towing equipment installation guidance

Emergency Procedures:

Breakdown assistance, hazard warning operation, safe vehicle operation in adverse conditions

Depth Level:

Operator-level understanding and basic owner maintenance. Focus on 'how-to' for common tasks and explanation of vehicle systems.

📊 Manual Specifications

Digital Format:

PDF

Compatibility:

Windows, Mac OS, Linux

Searchability:

Typically searchable text within the PDF for quick information retrieval

Printability:

High-resolution, suitable for home or office printing

Binding Style:

N/A (Digital download)

Paper Quality:

N/A (Digital download)

⚙️ Engine Specifications

Engine Type:

3.8L (3800) Series III V6

Engine Code:

L36

Horsepower:

205 hp @ 5200 rpm

Torque:

230 lb-ft @ 4000 rpm

Fuel Delivery:

Sequential Port Fuel Injection (SFI)

Recommended Fuel:

87 Octane Regular Unleaded Gasoline

Bore X Stroke:

3.80 in x 3.40 in (96.5 mm x 86.4 mm)

Compression Ratio:

9.4:1

Valvetrain:

Overhead Valve (OHV), 12 valves

🔧 Transmission

Transmission Type:

4-Speed Automatic

Transmission Model:

4T65-E

Optional Transmissions:

N/A (Only 4T65-E offered)

Shift Modes:

Driver Shift Control (DSC) allowing manual selection of gears (e.g., '3', '2', '1')

Transmission Fluid Type:

Dexron-VI Automatic Transmission Fluid (ATF)

📐 Dimensions

Length:

203.0 in (5,156 mm)

Width:

74.4 in (1,890 mm)

Height:

56.2 in (1,427 mm)

Wheelbase:

115.3 in (2,929 mm)

Front Track:

61.6 in (1,565 mm)

Rear Track:

60.2 in (1,529 mm)

Passenger Volume:

106.0 cu ft (3.00 m³)

Trunk Volume:

17.0 cu ft (0.48 m³)

Curb Weight:

3,564 lbs (1,617 kg) - Varies by trim

Gross Vehicle Weight Rating Gvwr:

4,700 lbs (2,132 kg) - Varies by trim

🛡️ Safety Features

NHTSA Frontal Driver Side:

★★★★★ (5 Stars)

NHTSA Frontal Passenger Side:

★★★★★ (5 Stars)

NHTSA Side Impact Front Seat:

★★★★☆ (4 Stars)

NHTSA Side Impact Rear Seat:

★★★★☆ (4 Stars)

IIHS Frontal Offset:

Good

ABS:

Standard Anti-lock Braking System (ABS) on all wheels

Traction Control:

Traction Control System (TCS) available on some models/trims

Airbags:

Frontal airbags for driver and front passenger, available side-impact airbags

Seat Belts:

Three-point seat belts with pretensioners for front occupants, three-point seat belts for rear occupants

Child Restraints:

LATCH (Lower Anchors and Tethers for Children) system in rear seats

💡 Technology Features

Audio System:

AM/FM stereo with CD player, optional cassette player, premium sound system (Bose) available on higher trims

Climate Control:

Manual or optional dual-zone automatic climate control

Cruise Control:

Standard cruise control

Keyless Entry:

Standard keyless entry system with remote key fob

🔧 Maintenance

Oil Change Interval:

Every 7,500 miles or 6 months, whichever comes first (with synthetic blend oil), or 5,000 miles / 6 months (conventional oil)

Tire Rotation Interval:

Every 7,500 miles

Engine Air Filter Replacement:

Inspect every 7,500 miles, replace as needed (typically every 30,000 miles)

Cabin Air Filter Replacement:

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

Spark Plug Replacement:

100,000 miles (original equipment spark plugs, typically iridium)

Engine Oil Type:

SAE 5W-30 Synthetic Blend or Full Synthetic

Engine Oil Capacity:

4.5 US quarts (4.3 L) with filter change

Coolant Type:

GM Recommended Orange 50/50 Antifreeze/Coolant (or equivalent Dex-Cool compatible)

Brake Fluid Type:

DOT 3 Brake Fluid

Power Steering Fluid Type:

GM Power Steering Fluid or Dexron-III ATF

Common Lesabre Issues:

Intake manifold gasket leaks (early 3800 engines), fuel pump failures, power steering pump leaks, HVAC blower motor resistor failure, occasional ABS sensor issues.

📚 Vehicle History

Brand Legacy:

Buick, established in 1899, has a long history of producing comfortable and reliable vehicles, often associated with a more mature demographic.

Lesabre History:

The LeSabre was introduced in 1959 as a premium, full-size model. It evolved through several generations, consistently offering a spacious and comfortable ride. The 2000-2005 generation (third generation) was based on the GM G platform, shared with the Park Avenue and Riviera.

Production Location:

Detroit, Michigan, USA (General Motors Detroit/Hamtramck Assembly)

Production Years:

1959-2005

🏆 Awards & Recognition

Consumer Reports Ratings:

Historically received average to good ratings for reliability and owner satisfaction, particularly for the powertrain.

Jd Power Initial Quality Study:

Typically performed moderately well in IQS studies for its segment during its production run.