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  1. War Stories
    Hi All, New to the group, building a 2006 G5 GT 2.4 Ecotec oval track asphalt car. Track rules limit me to using factory exhaust, intake, aluminum rims and tires so most of my performance work will be engine related. Pulling engine and planning on: -counter balance delete -deck the head 0.020"...
  2. General Maintenance
    Over the past couple months, I've noticed that some of the time (not every time) when I first start my 2007 G5, there's a loud noise. I assume it just takes oil a few seconds to reach the top of the engine, but I've been reading a lot about the poor design of the timing chain tensioner and now...
  3. General G5 Discussion
    I have a 2008 g5 SE coupe with about 15k on it. When I start it up after it sitting for 3-4 hours I hear a clicking noise coming from the engine compartment, which goes away when it warms up. Normally, in an older car, I'd figure it's sticky valves, but on a new car, this shouldn't be...
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