Segment:
Compact/Small Family Car
Target Audience:
Owners seeking to perform maintenance, repairs, and diagnostics on their Chevrolet Optra/Lacetti/Nubira.
Competitors 2002-2008:
Honda Civic, Toyota Corolla, Ford Focus, Volkswagen Golf, Hyundai Elantra.
Manual Strength:
Comprehensive, factory-level information, detailed diagrams, and step-by-step instructions.
Value Proposition:
Cost-effective solution for vehicle maintenance and repair, empowering owners and independent shops.
Coverage Years:
2002, 2003, 2004, 2005, 2006, 2007, 2008
Global Markets:
Covers variations sold under Chevrolet Optra, Daewoo Lacetti, and Chevrolet Nubira nameplates across various global markets.
Estimated Pages:
Hundreds of pages (specific count not provided, but described as 'very detailed')
Type:
Factory Service Repair Workshop Manual
Usage License:
Lifetime use, no expiry dates, no renewal fees.
Operating Systems:
Compatible with Windows and macOS.
Printability:
Allows printing of individual pages or the entire manual.
Multi Device Access:
Can be used on multiple computers, tablets, and smartphones.
Engine:
Detailed diagnostics, repair, overhaul, and maintenance procedures for all applicable engine variants.
Transmission:
Covers manual and automatic transmission systems, including repair, adjustment, and fluid specifications.
Drivetrain:
Front-wheel drive (FWD) system components, including CV axles, differential, and related components.
Suspension:
Front and rear suspension systems, including shock absorbers, struts, control arms, bushings, and alignment specifications.
Steering:
Power steering system components, steering rack, tie rods, and related adjustments.
Brakes:
Hydraulic brake system, including disc and drum brakes (if applicable), ABS system, brake fluid specifications, and bleeding procedures.
Electrical System:
Comprehensive coverage of the vehicle's electrical system, including battery, alternator, starter, lighting, fuses, relays, and wiring diagrams.
HVAC:
Heating, Ventilation, and Air Conditioning (HVAC) system diagnostics, repair, refrigerant handling, and component replacement.
Body And Chassis:
Body panel removal and installation, structural components, door mechanisms, interior trim, and exterior body repairs.
Fuel System:
Fuel tank, fuel pump, fuel injectors, fuel filter replacement, and fuel system diagnostics.
Cooling System:
Radiator, water pump, thermostat, cooling fan, coolant specifications, and flushing procedures.
Exhaust System:
Exhaust manifold, catalytic converter, mufflers, pipes, and emissions control components.
Maintenance:
Scheduled maintenance tasks, including oil changes, filter replacements, fluid checks, and tire rotations.
Troubleshooting:
Systematic diagnostic procedures for identifying and resolving common and uncommon faults.
Repair:
Step-by-step repair instructions for virtually all mechanical and electrical components.
Overhaul:
Detailed procedures for complete engine and transmission rebuilds.
Diagnostics:
Diagnostic flowcharts and procedures utilizing scan tools and test equipment.
Alignment:
Wheel alignment specifications and procedures.
Specifications:
Torque specifications for all fasteners, fluid capacities, and component tolerances.
Wiring Diagrams:
Comprehensive electrical wiring diagrams for all vehicle systems.
Depth:
Professional-grade detail, suitable for both DIY enthusiasts and professional mechanics.
Illustrations:
Hundreds of detailed photos and exploded diagrams for visual guidance.
Engine Families:
Likely E-TEC series engines (e.g., E-TEC II) and potentially GM Family II engines.
Common Displacements:
1.4L (LD7), 1.6L (LXT/LDA), 1.8L (L98/LDA/LU4), 2.0L (LC1/LU4/LLC)
Horsepower Range:
Approximately 90 hp to 125 hp depending on engine and market.
Torque Range:
Approximately 125 Nm to 170 Nm depending on engine and market.
Fuel Delivery:
Multi-point Fuel Injection (MPI).
Fuel Type:
Unleaded gasoline.
Oil Change Interval:
Typically every 7,500 to 15,000 km (4,500 to 9,000 miles) or 6-12 months, depending on oil type and driving conditions.
Air Filter Replacement:
Every 30,000 to 60,000 km (18,000 to 36,000 miles).
Spark Plug Replacement:
Varies by spark plug type (e.g., copper, iridium), typically 50,000 to 100,000 km.
Engine Oil Type:
API SM/SN or ACEA A3/B4, viscosity typically 5W-30 or 5W-40 (refer to manual for specific engine).
Coolant Type:
Ethylene Glycol based coolant, typically a pink or orange silicate-free type (e.g., Dex-Cool or equivalent).
Brake Fluid Type:
DOT 3 or DOT 4.
Transmission Fluid Manual:
API GL-4, viscosity 75W-90 or 80W-90.
Transmission Fluid Automatic:
Dexron III or Dexron VI compatible automatic transmission fluid (ATF).
Common Faults:
Potential for EGR valve issues, occasional transmission solenoid problems in automatics, minor electrical gremlins, and wheel bearing wear. Body rust can be a concern in certain climates.
Common Faults Engine:
Variable valve timing (VVT) solenoid issues on some 1.8L engines, thermostat housing leaks.
Common Faults Suspension:
Front control arm bushings and ball joints can wear prematurely. Rear shock absorbers may also require replacement.
Manufacturer Origin:
Originally developed by Daewoo Motors, later integrated into GM's global portfolio after GM acquired Daewoo.
Platform:
Based on the Daewoo Lacetti platform, codenamed J200.
Rebranding:
Sold globally under various brands and names including Daewoo Lacetti, Chevrolet Optra, Chevrolet Lacetti, Chevrolet Nubira, and Suzuki Forenza.
Production Period:
2002-2008 (for the specific generation covered by the manual).
Manufacturing Locations:
Primarily manufactured in South Korea (Daewoo/GM Daewoo factories), with some assembly in other regions.
