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VL Commodore Electrical Problems

Electrical problems are among the most common issues affecting VL Commodores today. Built between 1986 and 1988, the VL introduced a more advanced electrical system than previous Commodores, particularly with its electronic fuel injection (EFI), engine management system, and expanded wiring network. After more than three decades of use, heat, vibration, corrosion, and ageing components […]

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RB30 Starting Problems Guide

The Nissan RB30 engine, fitted to the VL Commodore from 1986 to 1988, has a reputation for reliability, but starting problems are one of the most common complaints among owners today. As these vehicles age, issues with the fuel system, ignition system, electrical components, and engine management sensors become increasingly common. An RB30 that cranks […]

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VL Commodore Oil Leak Guide

Oil leaks are one of the most common issues found in VL Commodores today. Whether fitted with the naturally aspirated RB30E or the turbocharged RB30ET, these engines are now over 35 years old and many are suffering from hardened seals, worn gaskets, and age-related engine wear. While some oil leaks are minor and mostly cosmetic, […]

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VN, VP, VR Commodore Cooling System Problems

Cooling system problems are among the most common issues affecting VN, VP, and VR Commodores today. Whether fitted with the legendary Buick 3.8-litre V6, the later Ecotecs, or Holden V8 powerplants, these vehicles are now more than 25–35 years old and many still retain original cooling system components. A neglected cooling system can quickly lead […]

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VN, VP, VR Radiator Replacement Guide

The radiator is one of the most important components in the cooling system of a VN, VP, or VR Commodore. After decades of service, many original radiators suffer from blocked cores, cracked plastic tanks, corrosion, and reduced cooling efficiency. Replacing a worn radiator is one of the best ways to prevent overheating and improve reliability. […]

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VN, VP, VR, VS Commodore Transmission Problems

Transmission problems are among the most common mechanical issues affecting VN, VP, VR, and VS Commodores today. Whether fitted with the Buick V6, Ecotec V6, or Holden V8, these vehicles are now decades old and many still operate with their original transmissions. The majority of automatic-equipped Commodores from this era use the GM Turbo-Hydramatic 700R4 […]

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VN, VP, VR, VS Commodore Suspension Problems

The VN, VP, VR, and VS Commodore are among Holden’s most popular models, offering comfortable ride quality, predictable handling, and strong performance. However, after more than 25 to 35 years on Australian roads, suspension wear is now one of the most common issues affecting these vehicles. Worn suspension components can cause poor handling, uneven tyre […]

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Common Holden Auto Transmission Faults

Automatic transmissions have been a staple of Holden vehicles for decades, from early Powerglides and Trimatics through to Turbo 400s, 4L60E units, and modern electronically controlled transmissions. While Holden automatic gearboxes are generally reliable, every transmission develops common faults as mileage accumulates and components wear. Many transmission problems begin with subtle symptoms such as delayed […]

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Buick V6 Oil Leak Guide

The Buick 3.8-litre V6 is one of Holden’s most durable engines, powering thousands of VN, VP and VR Commodores throughout Australia. Known for its strong torque, reliability, and long service life, the Buick V6 can often exceed 300,000 kilometres with proper maintenance. However, like any ageing engine, oil leaks become increasingly common as seals, gaskets, […]

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Common Buick V6 Problems

The Buick 3.8-litre V6 is one of the most successful engines ever fitted to an Australian Holden. Introduced in the VN Commodore in 1988 and continuing through the VP and VR range, the engine earned a reputation for strong low-down torque, excellent fuel economy, and impressive durability. Many Buick V6-powered Commodores have comfortably exceeded 300,000 […]