Vehicle Segment:
Compact/Small Family Car
Brand Perception At Time:
Daewoo was positioned as an affordable, value-oriented brand in many markets, often competing with established Japanese and European manufacturers.
Key Competitors 1999:
Ford Focus, Volkswagen Golf, Opel Astra, Honda Civic, Toyota Corolla, Hyundai Elantra.
Manual Value Proposition:
Provides comprehensive technical data and repair procedures, enabling owners to maintain and repair their vehicle effectively, saving on dealership costs.
Vehicle Design Philosophy:
The Nubira was designed to offer a balance of space, comfort, and economy, typically featuring practical hatchback or sedan body styles.
Engine:
Detailed repair, maintenance, and diagnostic procedures for all engines offered in the 1999 Nubira.
Engine Management:
Fuel system, ignition system, emissions control, engine control unit (ECU) diagnostics and calibration.
Transmission:
Manual and automatic transmission service, repair, and overhaul procedures.
Drivetrain:
Front-wheel drive system components, including CV axles and differential.
Suspension:
Front and rear suspension systems, including shock absorbers, springs, control arms, and alignment specifications.
Steering:
Power steering system components, steering rack, and column repair.
Brakes:
Front and rear braking systems (disc/drum or disc/disc depending on trim), including ABS system diagnostics and component replacement.
Electrical System:
Complete electrical system coverage, including battery, alternator, starter, lighting, power windows, central locking, and accessories.
Body And Chassis:
Body panel repair, interior trim removal and installation, door mechanisms, and chassis component repair.
HVAC:
Heating, ventilation, and air conditioning system diagnostics, refrigerant handling, and component replacement.
Wiring Diagrams:
Detailed electrical wiring diagrams for all vehicle systems, crucial for troubleshooting and repair.
Maintenance:
Scheduled maintenance, fluid changes, filter replacements, and inspection procedures.
Diagnostics:
Systematic troubleshooting guides and diagnostic steps for identifying and resolving common and uncommon issues.
Repair:
Step-by-step instructions for component removal, repair, and reinstallation.
Rebuilding:
Comprehensive instructions for rebuilding major components such as engines and transmissions.
Refurbishment:
Procedures for restoring worn or damaged components to a functional state.
Restoration:
Guidance for enthusiasts undertaking full restoration projects.
Technical Specifications:
Detailed specifications for all systems, including torque values, clearances, fluid capacities, and electrical parameters.
Depth:
Professional-level, covering everything from routine maintenance to major overhauls and advanced diagnostics.
Target Audience:
Professional technicians and experienced DIY mechanics.
Engine Options 1999:
Typically offered with 1.6L and 2.0L inline-four gasoline engines. Diesel variants may have been available in specific markets.
Engine Code Example 1.6L:
Ecotec Family (GM derived, e.g., X16XEL or similar Daewoo variant)
Engine Code Example 2.0L:
Ecotec Family (GM derived, e.g., X20XEV or similar Daewoo variant)
Horsepower 1.6L Approx:
Around 95-100 hp
Torque 1.6L Approx:
Around 130-140 Nm
Horsepower 2.0L Approx:
Around 115-130 hp
Torque 2.0L Approx:
Around 170-180 Nm
Fuel Delivery:
Electronic Multi-Point Fuel Injection (MPI)
Recommended Fuel:
Unleaded gasoline (Octane rating appropriate for market, e.g., RON 95)
Crash Test Results:
Information may vary significantly by region and testing body. Early Daewoo models generally did not achieve top safety ratings compared to contemporary European or Japanese rivals.
Anti Lock Brakes:
Optional on some trims or standard on higher specifications.
Airbags:
Driver and front passenger airbags were common, side airbags less so for this model year.
Seatbelts:
Standard three-point seatbelts with pretensioners for front occupants.
Oil Change Interval:
Typically every 7,500-15,000 km or 6-12 months, depending on driving conditions and oil type used. Manual will provide precise recommendations.
Timing Belt Replacement:
Critical for Ecotec engines. Interval typically around 90,000 - 120,000 km or 5-7 years. Failure can cause catastrophic engine damage. Manual will have the exact interval.
Engine Oil Viscosity:
Commonly 5W-30 or 10W-40 synthetic or semi-synthetic oil. Manual will specify exact grade and API classification.
Coolant Type:
Ethylene glycol-based coolant, often a long-life (e.g., OAT) type or a conventional type depending on the original fill. Manual will confirm type and mixture ratio.
Brake Fluid Type:
DOT 3 or DOT 4. Manual will specify.
Common Problems General:
Potential issues can include minor electrical gremlins, wear on suspension components (bushings, ball joints), and exhaust system corrosion, typical for vehicles of this age and origin.
Engine Specific Concerns:
Timing belt integrity is paramount. Some Ecotec variants could be prone to oil consumption or minor oil leaks if not maintained.
Transmission Longevity:
Automatic transmission fluid changes are crucial for longevity. Manual transmission clutch wear is a standard consumable item.
Parent Company:
Daewoo Motor Company, a South Korean manufacturer, which had significant ties and technology sharing with General Motors.
First Generation Code:
J100
Design Basis:
The Nubira (J100) was based on the platform of the previous Daewoo Nexia (which itself was based on the Opel Kadett E).
Production Years J100:
1997–2003 (for the J100 generation)
Manufacturing Locations:
Primarily South Korea, with potential assembly in other countries depending on market demand.