The Holden Commodore from 2004 to 2006, primarily the VZ series, stands tall as a beloved vehicle in New Zealand. Renowned for its impressive power, spacious interior, and affordability, it encapsulates what drivers seek in a reliable car. Built to withstand the rigors of family life and long journeys, the Commodore is a testament to Australian engineering. As these iconic vehicles age, keeping an eye on key maintenance items is crucial to preserving their performance and longevity.
Alloytec V6 timing chain faults (pre-2007), suspension wear (bushes, ball joints, shocks), engine mount failure, oil leaks (valve covers, rear main seal), auto trans faults (harsh shifting, slipping), electrical issues, and rust (common areas being sills, arches, and windscreen surround).
WOF tips
Rust in structural areas will be a WOF failure. Suspension components often fail due to wear. Brake condition is also important, including brake lines and rotors. Windscreen chips or cracks will fail WOF. All lights must be operational.
About the Holden Commodore i V6
The VZ Commodore's Alloytec V6 is celebrated for its performance, but owners should be vigilant about common issues as the vehicle ages. Notably, timing chain faults can arise, particularly in pre-2007 models. Additionally, suspension components such as bushes, ball joints, and shocks often require replacement, as wear and tear is common. Routine service intervals, particularly around 150,000km, should include inspections of the cooling system, which encompasses crucial parts like the water pump, thermostat, and radiator hoses. Priority items for your checklist should also include regular oil and filter services to maintain engine health, ensuring your Commodore continues to perform at its best. Discover your options for maintenance and replacement parts in our Cooling and Oil Service categories, which offer essential products to keep your vehicle running smoothly.
Questions owners ask
What are the most common engine problems with a 2004-2006 Holden Commodore Alloytec V6?
Owners of the 2004-2006 Holden Commodore with the Alloytec V6 engine should be particularly aware of timing chain faults, especially in pre-2007 models. Other common issues include engine mount failure and oil leaks from valve covers and the rear main seal.
What suspension issues should I look out for on my Holden Commodore VZ?
As the VZ Commodore ages, suspension components like bushes, ball joints, and shocks frequently require replacement due to wear and tear. These issues are common and should be inspected, especially around the 150,000km service interval.
What parts do I need to check for a WOF on my 2004-2006 Holden Commodore?
For a Warrant of Fitness (WOF) on your 2004-2006 Holden Commodore, pay close attention to rust in structural areas (sills, arches, windscreen surround), the condition of suspension components, and brake condition, including lines and rotors. Any windscreen chips or cracks will also result in a WOF failure, and all lights must be operational.
Where can I get cooling system parts for my Holden Commodore 2004-2006 in NZ?
CARFIX stocks a wide range of cooling system parts for your Holden Commodore 2004-2006. You can find essential components like water pumps, thermostats, and radiator hoses in our Cooling category on the CARFIX website to keep your vehicle running smoothly.
How often should I service my Holden Commodore VZ and what should be included?
The recommended service interval for your Holden Commodore VZ is 15,000km. Routine services should always include regular oil and filter changes to maintain engine health. Around the 150,000km mark, it's crucial to include inspections of the cooling system, encompassing the water pump, thermostat, and radiator hoses.
Are there any common transmission problems with the 2004-2006 Holden Commodore?
Yes, automatic transmission faults such as harsh shifting and slipping are known issues that can affect the 2004-2006 Holden Commodore.