Target Audience:
DIY mechanics, independent workshops, and professional automotive technicians servicing Holden Commodore VT, VX, VU, VY models.
Value Proposition:
Provides factory-level repair and maintenance information, crucial for accurate servicing and avoiding costly mistakes, often more detailed than aftermarket guides.
Content Advantage:
Includes official diagrams, specifications, and procedures directly from Holden's service documentation.
Troubleshooting Charts:
Likely includes extensive troubleshooting flowcharts and diagnostic tables for various systems.
Model Range Covered:
VT, VX, VU (Ute/Express), VY series Holden Commodore and its derivatives (e.g., Berlina, Calais, Statesman/Caprice variant information may be included where shared).
Body And Interior:
Body panel removal and installation, interior trim, door and window mechanisms, seat adjustment, dashboard removal, HVAC system components.
Estimated Page Count:
High (multiple volumes likely combined into the digital format)
Type:
Workshop Manual / Service Manual / Repair Manual
Powertrain:
Engine mechanical, engine lubrication & cooling systems, engine fuel & emission control, exhaust systems, clutch, manual transmission, automatic transmission, propeller shaft & differential carrier, front axle, rear axle.
Chassis:
Front suspension, rear suspension, brake system, steering system.
Electrical And Body:
Restraint system (airbags, seatbelts), body and trim, heater, air conditioner, electrical system (including wiring diagrams), combination meter, lighting system, audio & visual system.
Engine Fuel And Emission:
Fuel injection systems, emission control systems (EVAP, catalytic converters), idle control, throttle body operations, fuel pump and filter replacement.
Clutch And Transmission:
Clutch hydraulic system, clutch disc and pressure plate replacement, manual transmission gear shift linkage, automatic transmission valve body, planetary gear sets, torque converter operation and service.
Brakes And Steering:
Brake system components (master cylinder, booster, calipers, rotors, lines), parking brake, power steering system (pump, rack, hoses), steering column adjustments, wheel alignment specifications.
Restraint System:
Airbag system operation, diagnosis, component replacement (airbag modules, SRS control module), seatbelt mechanisms.
Maintenance:
Scheduled maintenance, fluid changes, filter replacements, lubrication points.
Repair And Overhaul:
Engine mechanical repairs (cylinder head, block, crankshaft, camshafts), transmission overhaul (manual and automatic), brake component replacement, suspension and steering component replacement, body panel repair, interior trim removal/installation.
Diagnostics And Troubleshooting:
Diagnostic fault codes (OBD-II where applicable), symptom-based troubleshooting guides, electrical system diagnostics.
Component Replacement:
Detailed steps for replacing virtually every component, from sensors and actuators to major mechanical assemblies.
Depth Of Coverage:
Comprehensive, covering everything from basic maintenance to full engine and transmission rebuilds, including detailed wiring schematics and component diagnostics.
Wiring Diagrams Detail:
Includes detailed wiring diagrams for all major electrical systems, crucial for diagnosing electrical faults and component issues.
Searchability:
PDF format may offer text search functionality, greatly aiding in finding specific information quickly.
Common Engine Options:
V6 (ECOTEC: 3.8L L36, 3.8L Supercharged L67), V8 (Gen III LS1: 5.7L).
Typical Horsepower Range:
175 kW (L36) to 255 kW (LS1 Supercharged).
Fuel Delivery:
Multi-point fuel injection (MPFI).
Engine Cooling System:
Pressurized liquid cooling system with radiator, thermostat, water pump, and fan (mechanical or electric).
Oil Type Specification:
Refer to manual for specific grades, typically API SG or higher; common viscosity 5W-30, 5W-40, 10W-30, 10W-40.
Thermostat Operating Temperature:
Typically around 82-92°C (180-198°F) depending on model and year.
Standard Transmission Type:
5-speed Manual (M56, Getrag 260 for some earlier models, T5 for V8).
Optional Transmission Type:
4-speed Automatic (4L60-E, 4L80-E for higher output V8s).
Transmission Fluid Type:
Dexron III/VI for automatics (refer to manual for exact specs).
Ancap Safety Rating:
VT/VX models generally received 4-star ANCAP ratings during their production era.
Standard Safety Features:
Dual front airbags, ABS brakes, seatbelt pretensioners.
Available Safety Features:
Traction control (often on higher trims or optional), optional side airbags on later models.
Audio System:
Factory fitted radio/cassette/CD players, with options for premium sound systems and subwoofer (e.g., Blaupunkt, Delco).
Availability Of Driver Aid:
ABS standard, traction control often optional or standard on higher trims. Cruise control standard on most models.
Connectivity Features:
Limited by era; typically analog systems. Optional steering wheel controls on higher trims. Later VY models offered some early Bluetooth integration on premium head units.
Oil Change Interval:
Typically 10,000 km or 6 months, whichever comes first (refer to manual for specific engine and oil type).
Major Service Points:
Timing belt (if applicable, though most V6 and V8s in this era used chains), spark plugs, coolant, transmission fluid, differential oil.
Brake Fluid Type:
DOT 3 or DOT 4 (confirm with manual).
Coolant Type:
GM specification extended life coolant (orange or similar, typically OAT - Organic Acid Technology).
Power Steering Fluid Type:
GM Power Steering Fluid (refer to manual for specific designation).
Differential Oil Type:
API GL-5 hypoid gear oil, typically SAE 80W-90 or 75W-90 (refer to manual for specific rear axle units).
Common V6 L36 Issues:
Intake manifold gasket leaks, balancer shaft seal leaks, potential for oil sludge buildup if maintenance is neglected.
Common V8 Ls1 Issues:
Cracked exhaust manifolds, rear main oil seal leaks, PCV system issues.
Common Transmission Issues:
Automatic transmission fluid leaks, torque converter issues, transmission cooler line leaks (especially with age).
Common Suspension Issues:
Worn ball joints, control arm bushings, sway bar links, especially on higher mileage vehicles.
Holden Legacy:
Holden has a long history of producing large Australian sedans and utilities, with the Commodore being its flagship model for decades.
Commodore Evolution Vt Vy:
The VT series marked a significant redesign based on the GM V-Body platform (shared with Chevrolet Camaro/Pontiac Firebird), offering improved aerodynamics and safety. VX and VY were significant updates and facelifts of the VT platform, introducing new styling and technology.
Production Location:
Australia (primarily Elizabeth, South Australia).
