🏷️ Basic Information

Make:

Daewoo

Model:

Leganza

Year:

1999

Region Availability:

Primarily Asia, Europe, and North America (under various rebadges)

👋 Introduction

Segment:

Mid-size sedan

Positioning:

Competed in a segment with established Japanese and American automakers, offering a European-inspired design and amenities at a competitive price point.

Key Competitors:

Ford Mondeo, Opel Vectra/Vauxhall Cavalier, Toyota Camry, Honda Accord, Volkswagen Passat

Design Influence:

Styled by Italdesign Giugiaro, featuring a European aesthetic

Engine Options:

Offered with naturally aspirated inline-4 and V6 engines

Interior Appointments:

Often equipped with features like leather upholstery, climate control, and power accessories, aiming for a premium feel.

📋 Manual Details

Comprehensive Coverage:

Yes

Diagnostic Procedures:

Yes

Repair Procedures:

Yes

Maintenance Schedules:

Yes

Electrical Diagrams:

Typically included

Wiring Diagrams:

Typically included

Troubleshooting Guides:

Yes

Estimated Page Count:

1500-2500 (typical for a comprehensive factory service manual)

Type:

Factory Service Repair Manual

Intended Audience:

Mechanics and DIY persons

Language:

English (standard for factory service manuals in export markets)

Format:

Digital (PDF) - commonly distributed for this era

📖 Manual Coverage

Engine Mechanical:

Complete disassembly, assembly, inspection, and repair procedures

Engine Management System:

ECU diagnostics, sensor testing, actuator control, fuel injection system

Transmission Manual:

Clutch system, gearbox disassembly, assembly, and adjustment

Transmission Automatic:

Torque converter, valve body, planetary gears, hydraulic control, electronic controls

Braking System:

Hydraulic system, ABS operation and diagnosis, brake pad/rotor replacement, caliper service

Suspension System:

Front and rear suspension components, alignment specifications, shock absorber/strut replacement

Steering System:

Power steering pump, rack and pinion, steering column, linkage

Fuel System:

Fuel pump, injectors, fuel filter, evaporative emissions control (EVAP)

Exhaust System:

Catalytic converter, mufflers, pipes, oxygen sensors

Cooling System:

Radiator, water pump, thermostat, coolant types and capacities

HVAC System:

Air conditioning system, heater core, blower motor, climate control

Body And Chassis:

Panel removal and installation, door mechanisms, glass replacement, frame data

Electrical System Basic:

Battery, alternator, starter motor, lighting, ignition system

Body Electrical:

Wipers, power windows, door locks, interior lighting

Safety Systems:

Airbag system (SRS) operation and diagnosis, seat belt mechanisms

Routine Maintenance:

Oil changes, filter replacements, fluid checks, spark plug replacement

Component Removal Installation:

Detailed steps for nearly all serviceable components

Diagnostic Troubleshooting:

Symptom-based troubleshooting and fault code interpretation

Rebuild Procedures:

For major components like engines and transmissions

Calibration Adjustment:

Throttle body, idle speed, sensor adjustments

Special Tools Requirements:

Identification of and use for specific Daewoo special tools

Depth:

Comprehensive, covering from basic maintenance to complete engine/transmission rebuilds

Diagnostic Tools:

Information applicable to generic OBD-II scanners and specific Daewoo diagnostic interfaces (if applicable)

📊 Manual Specifications

Digital Format:

PDF

Searchability:

Typically searchable text-based PDF

Printability:

Printable

Image Resolution:

Good quality, suitable for viewing diagrams and illustrations

Physical Binding:

N/A (digital format)

Physical Paper:

N/A (digital format)

⚙️ Engine Specifications

Engine Code Common:

T20SED (2.0L Inline-4), X25SED (2.5L V6)

Engine Type 2.0L:

Inline-4, DOHC, 16-valve

Engine Displacement 2.0L:

1998 cc (2.0 Liters)

Engine Bore X Stroke 2.0L:

86.0 mm x 86.0 mm

Engine Compression Ratio 2.0L:

9.5:1

Engine Horsepower 2.0L:

Approx. 130-135 PS (96-100 kW) at 5400-6000 rpm (varies by market)

Engine Torque 2.0L:

Approx. 185-190 Nm (136-140 lb-ft) at 4000-4200 rpm (varies by market)

Engine Type 2.5L:

V6, DOHC, 24-valve

Engine Displacement 2.5L:

2498 cc (2.5 Liters)

Engine Bore X Stroke 2.5L:

81.0 mm x 81.0 mm

Engine Compression Ratio 2.5L:

9.3:1

Engine Horsepower 2.5L:

Approx. 170-175 PS (125-129 kW) at 6000 rpm (varies by market)

Engine Torque 2.5L:

Approx. 220-230 Nm (162-170 lb-ft) at 4200 rpm (varies by market)

Acceleration 0-60Mph 2.0L:

Approx. 9.5-10.5 seconds

Acceleration 0-60Mph 2.5L:

Approx. 7.5-8.5 seconds

Fuel Delivery:

Electronic Multi-Point Fuel Injection (MPI)

Fuel Type:

Unleaded gasoline

Fuel Tank Capacity:

Approx. 60 Liters (15.9 US gallons)

🔧 Transmission

Standard Transmission:

5-speed Manual Transmission (MT)

Optional Transmission:

4-speed Automatic Transmission (AT)

Automatic Transmission Control:

Electronic control with 'Power'/'Economy' modes

Transmission Fluid Type:

Dexron III (or equivalent automatic transmission fluid)

📐 Dimensions

Length:

Approx. 4850 mm (190.9 inches)

Width:

Approx. 1780 mm (70.1 inches)

Height:

Approx. 1430 mm (56.3 inches)

Wheelbase:

Approx. 2700 mm (106.3 inches)

Front Track:

Approx. 1510 mm (59.4 inches)

Rear Track:

Approx. 1500 mm (59.1 inches)

Ground Clearance:

Approx. 140 mm (5.5 inches)

Interior Volume:

Classification: Large Sedan

Trunk Capacity:

Approx. 520 Liters (18.4 cubic feet)

Curb Weight 2.0L Mt:

Approx. 1400 kg (3086 lbs)

Curb Weight 2.5L At:

Approx. 1480 kg (3263 lbs)

Gross Vehicle Weight Rating Gvwr:

Varies by specific model, typically around 1900-2000 kg

Wheel Bolt Pattern:

5x110 mm

Wheel Size Standard:

15-inch alloy wheels (common on base models)

Wheel Size Optional:

16-inch alloy wheels (common on higher trims and V6 models)

Tire Size Standard:

205/60R15

Tire Size Optional:

205/55R16

🛡️ Safety Features

NHTSA Frontal Impact Driver:

Not consistently rated or data unavailable for this specific model year in all regions.

NHTSA Frontal Impact Passenger:

Not consistently rated or data unavailable for this specific model year in all regions.

IIHS Crash Test Results:

Limited publicly available IIHS data for the 1999 Leganza.

ABS:

Standard on most models

Traction Control:

Optional on some models

Airbags Front:

Driver and passenger front airbags

Airbags Side:

Optional side-impact airbags on some trims

Seatbelts:

Three-point seatbelts with pretensioners for front occupants

💡 Technology Features

Audio System:

Factory fitted AM/FM stereo with CD player or cassette player, often with 4-6 speakers.

Climate Control:

Manual or automatic climate control depending on trim level.

Cruise Control:

Standard on most models

OBD Standard:

OBD-II compliant (On-Board Diagnostics II), allowing for standardized diagnostic scanning.

🔧 Maintenance

Oil Change Interval:

Every 7,500 - 10,000 km (4,500 - 6,000 miles) or 6 months, whichever comes first (depending on driving conditions and oil type used)

Air Filter Replacement:

Every 20,000 - 30,000 km (12,000 - 18,000 miles)

Spark Plug Replacement:

Every 60,000 - 100,000 km (36,000 - 60,000 miles), depending on spark plug type (platinum recommended)

Coolant Flush Interval:

Every 40,000 - 50,000 km (25,000 - 30,000 miles) or 2-3 years

Transmission Fluid Change Auto:

Every 60,000 - 80,000 km (36,000 - 48,000 miles)

Timing Belt Replacement:

Critical: Every 90,000 - 100,000 km (55,000 - 60,000 miles) for 2.0L and 2.5L engines (interference engines). Failure can cause catastrophic engine damage.

Engine Oil Type 2.0L:

API SG/SH or higher, SAE 10W-30 or 10W-40 (5W-30/5W-40 in colder climates)

Engine Oil Type 2.5L:

API SG/SH or higher, SAE 10W-30 or 10W-40 (5W-30/5W-40 in colder climates)

Engine Oil Capacity 2.0L:

Approx. 4.3 Liters (4.5 US Quarts) with filter

Engine Oil Capacity 2.5L:

Approx. 4.8 Liters (5.1 US Quarts) with filter

Coolant Type:

Ethylene Glycol based antifreeze/coolant, typically blue or green (follow manufacturer recommendation for specific color/type)

Brake Fluid Type:

DOT 3 or DOT 4

Engine Reliability Common:

Timing belt failure is critical if not replaced on schedule. Head gasket leaks can occur. Some reports of oil consumption.

Transmission Issues:

Automatic transmission can be prone to overheating or shifting issues if fluid is not maintained. Manual clutch wear is normal.

Electrical Gremlins:

Common for vehicles of this era to experience minor electrical issues: power window motors, central locking, and dash warning lights.

Suspension Wear:

Worn control arm bushings, ball joints, and tie rod ends are common wear items, particularly in areas with poor road conditions.

HVAC Problems:

Blower motor resistors, AC compressor clutch failures, and heater core leaks are reported.

📚 Vehicle History

Brand Origin:

South Korean automobile manufacturer

Daewoo Automotive History:

Daewoo Motors was a significant player in the South Korean automotive industry, known for its range of passenger cars and SUVs, often based on licensed technology from other manufacturers (e.g., GM, Isuzu, Suzuki) before developing its own platforms.

Leganza Development:

Developed by Daewoo Motors, it succeeded the Daewoo Espero. It was based on the Daewoo Arcadia platform.

Design Collaboration:

Designed by Italdesign Giugiaro, contributing to its distinct European styling.

Model Lifecycle:

Produced from 1997 to 2002.

Manufacturing Location:

South Korea (Bupyong plant)

Rebadging And Export:

Sold under various names in different markets, including Daewoo Leganza, and rebadged as the Chevrolet Leganza in some regions and the Holden Commodore (for a brief period in Australia) in different iterations, though the platform itself was more closely related to GM Epsilon platform vehicles.

🏆 Awards & Recognition

Design Awards:

While specific awards for the 1999 Leganza are scarce, its design by Italdesign Giugiaro was widely appreciated for its modern, European styling in its class.

Consumer Satisfaction Index:

Generally mixed reviews compared to established competitors, often reflecting its status as a newer entrant in many markets.