Browse over 9,000 car reviews
Are you having problems with your 2004 Holden Commodore? Let our team of motoring experts keep you up to date with all of the latest 2004 Holden Commodore issues & faults. We have gathered all of the most frequently asked questions and problems relating to the 2004 Holden Commodore in one spot to help you decide if it's a smart buy.
Show all
I suspect it's not actually firing when you first start it, and it's the computer shutting it down when you try again. It could be that when you take the key out and go through your locking and unlocking procedure you are in effect rebooting the computer. It could be a problem with the computer.
It doesn't seem to be a major problem, so it could be that it needs a tune-up. Perhaps fit new spark plugs, clean the throttle body and the injectors.
It sounds like an electrical problem, but being intermittent it can be hard to trace, as you have discovered. I would be checking the crank angle sensor and its connections.
Yes, there's no problem in converting the VYII V6 to LPG. Use a quality injection system and you shouldn't have any trouble.
The VY oil cooler is in the radiator and is generally trouble free, but the guys at AW Automatics recommend an external cooler for all towing applications.