Market Position:
The Holden Commodore VT, VX, VU, VY Series II represented the pinnacle of Australian-designed and manufactured large sedans and utes for their respective eras, catering to a broad market from family transport to performance enthusiasts, particularly with HSV variants.
Competitive Analysis:
Competed directly with Ford Falcon and Fairlane models, as well as imported luxury and performance sedans. The HSV variants offered a significant performance and styling advantage, often rivaling entry-level European performance sedans.
Key Features:
Rear-wheel drive architecture, robust V6 and V8 engine options, spacious interiors, rear independent suspension (IRS) on sedans from VT onwards, strong aftermarket support, and the distinct performance enhancements of HSV models.
Manual Value For Owner:
This manual is an invaluable resource for Holden Commodore VT-VY owners and mechanics, providing the in-depth technical knowledge required for effective maintenance, repair, and troubleshooting, ultimately saving time and money compared to professional servicing for many tasks.
Coverage Areas:
Full mechanical and electrical repair, maintenance, diagnostics, troubleshooting, and specifications for Holden Commodore VT, VX, VU, VY Series II, including HSV variants.
Hsv Specific Coverage:
While primarily a Holden manual, it often covers shared components and provides guidance for the base Holden systems that HSV vehicles utilize. HSV-specific performance modifications (e.g., engine tuning, suspension specifics) may require supplemental HSV documentation.
Page Count:
Estimated 1000+ pages (typical for comprehensive service manuals of this era).
Manual Type:
Workshop Service and Repair Manual
Systems Covered:
Engine mechanical, fuel system, ignition system, exhaust system, cooling system, lubrication system, starting and charging systems, transmission (automatic and manual), clutch, driveline, suspension (front and rear), steering, brakes (hydraulic, ABS), body electrical, HVAC, body hardware, chassis, safety systems.
Emissions Control:
Covers emission control systems, diagnosis, and component replacement as per Australian design rules of the period.
Procedures Included:
Routine maintenance, inspection and adjustment, engine overhaul (rebuilds), cylinder head repair, piston and ring replacement, clutch service, transmission service, brake servicing and repair, suspension component replacement, steering system service, electrical component diagnosis and repair, wiring harness repair, HVAC system maintenance, troubleshooting and diagnostics.
Troubleshooting Procedures:
Systematic troubleshooting guides and flowcharts for common drivability, electrical, and mechanical problems, aiding in efficient diagnosis.
Technical Depth:
Comprehensive, covering everything from basic fluid changes to complete engine and transmission rebuilds, including detailed electrical schematics and diagnostic procedures.
Wiring Diagrams Coverage:
Includes detailed electrical schematics for all major systems, crucial for diagnosing electrical faults and repairs.
Primary Engine:
Holden Ecotec 3800 V6 (3.8L OHV)
Optional Engines:
Holden 5.0L (304ci) V8, Holden Gen III (LS1) 5.7L V8, HSV specific variants (e.g., 5.7L stroker, 6.0L Gen IV).
Performance Ecotec 3800:
Approx. 150-170 kW (190-230 hp) and 305-320 Nm (225-236 lb-ft) torque.
Performance Ls1:
Approx. 225-260 kW (300-350 hp) and 445-475 Nm (328-350 lb-ft) torque.
Fuel System:
Multi-point fuel injection (MPFI).
Engine Codes V6:
L36 (Ecotec 3800 Series I), L36 (Ecotec 3800 Series II/III), L67 (Supercharged Ecotec - optional on some performance models).
Engine Codes V8:
304 (5.0L Holden V8), LS1 (5.7L Gen III V8).
Exterior Dimensions Sedan Approx:
Length: ~4900mm, Width: ~1780mm, Height: ~1450mm (variable by model).
Exterior Dimensions Ute Approx:
Length: ~4800mm, Width: ~1780mm, Height: ~1450mm (variable by model).
Kerb Weight Approx:
1500-1800 kg (depending on engine and body style).
Wheelbase Approx Sedan:
2730 mm
Front Track Width Approx:
1545 mm
Rear Track Width Approx:
1565 mm
Safety Ratings:
Varies by year and specific model; early VT models had moderate ratings, with improvements in VX and VY. Full ANCAP ratings for this era are often unavailable or reflect older testing methodologies.
Active Safety Features:
ABS (Anti-lock Braking System) standard on most models, Traction Control (TC) available on higher trims and V8/HSV models, Cruise Control.
Passive Safety Features:
Driver and front passenger airbags, side impact intrusion bars, crumple zones, three-point seatbelts with pretensioners.
Infotainment Systems:
Factory fitted CD players, cassette decks, radio systems. Higher trims might have premium sound systems and analog displays. Early GPS navigation systems were optional on some VX/VY models.
Driver Assistance Features:
Limited by modern standards. Features included cruise control and ABS. Parking sensors were an option on later models.
Connectivity Features:
Mainly basic radio reception. Limited factory integration for mobile phones (older analog or early digital systems).
Engine Oil Change Interval:
Recommended every 10,000-15,000 km or 12 months, whichever comes first, using appropriate grade oil.
Service Intervals Filters
Oil Filter Replacement:
Replace with oil service.
Service Intervals Spark Plugs
Spark Plug Replacement:
Varies by engine type: V6 (Ecotec) ~60,000-100,000 km, V8 (Gen III LS1) ~160,000 km. Consult manual for specifics.
Fluid Specifications Engine Oil
Engine Oil Specification:
SAE 10W-30 or 10W-40 API SG/SH or SJ (for V6 Ecotec). For Gen III V8, SAE 5W-30 API SG/SH or SJ, or as specified by GM.
Fluid Specifications Coolant
Coolant Specification:
GM Dex-Cool or equivalent phosphate-free ethylene glycol coolant, mixed 50/50 with deionized water.
Fluid Specifications Transmission Auto
Automatic Transmission Fluid Spec:
Dexron III or Dexron VI (later spec acceptable) for 4L60-E.
Fluid Specifications Brake Fluid
Brake Fluid Specification:
DOT 3 or DOT 4 hydraulic brake fluid.
Common Issue Vibration:
Driveshaft imbalance or worn universal joints, subframe mounting issues, or wheel alignment problems can cause vibrations, especially at higher speeds.
Common Issue Electrical:
Faulty body control modules (BCM), instrument cluster issues, intermittent power to accessories, and wear in wiring looms are not uncommon.
Common Issue Suspension:
Worn suspension bushings (especially cradle mounts), ball joints, and strut mounts can lead to knocking noises and poor handling.
Common Issue Engine V6:
Lower intake manifold gasket leaks, spark plug blowouts (early models), and occasional balancer shaft seal leaks.
Common Issue Engine V8:
Intake manifold gaskets, occasional piston slap on cold starts (LS1), and oil pressure sensor issues.
Known Issues Transmission
Common Issue Transmission:
4L60-E automatics can develop issues with torque converters, solenoids, or clutch packs if maintenance is neglected.
Fluid Specifications Power Steering
Power Steering Fluid Spec:
GM Power Steering Fluid or equivalent.
Brand Heritage:
Holden has a long and storied history in Australian automotive manufacturing, with the Commodore being its flagship model for decades, symbolizing Australian motoring culture.
Model Evolution Vt:
The VT (1997-2000) introduced a significant redesign with a modern platform (GM Global B-body), IRS as standard on sedans, and improved aerodynamics. It was one of Holden's most successful generations.
Model Evolution Vx:
The VX (2000-2002) was a facelift of the VT, featuring revised styling, improved interior ergonomics, and updated features. Introduced the 'Series II' updates.
Model Evolution Vy:
The VY (2002-2004) was another significant update, with bold new styling (especially the front fascia), enhanced interior, and the introduction of the powerful Gen III V8 as a common option across more variants. Also saw 'Series II' updates.
Model Evolution Vu:
The VU (2000-2002) was the utility version of the Commodore platform, offering sedan-like comfort with a ute's practicality. It was available in various configurations, including crewman variants later.
Production Period:
VT: 1997-2000, VX: 2000-2002, VU: 2000-2002, VY: 2002-2004.
Production Location:
Elizabeth, South Australia, Australia.
