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Hard to start 2003 commodore when hot

Johnkelly1962

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VY 2003 Anniversary Commodore
Hi there
I have a 2003 commodore anniversary V6. It starts fine whilst cold but once hot it is difficult to start. It turns over so not starter. Could be fuel related ie fuel pump pressure? Any ideas on what it could be and how best to check?
 

geelong

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I am having same problem on my v6 for a while now. Did you find out what was the possible problem was.
 

krusing

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Fuel Filter,
Fuel Pump [insufficient pressure]
CAS,
Ground connection,
DFI,
ECU Connection/s,
DTC's
etc, etc
a Multimeter will be your best tool to use.
 
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