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    3.6 Engine pinging on Premium?

    Has anyone had this problem? I notice my 2005 CTS (10.500 miles) is doing this but at random. Tried all the quick fix's such as different brands of fuel (all 89 or higher for they life of car), GM fuel system cleaner. Was at the dealer yesterday for 3 hrs and they found several codes in the...
  2. Z

    3.6 Engine whine a lot?

    I have been told that my engine is making a whining/whiring noise. People on the street have told me this and I have noticed heads often turn and look in my direction, giving be to wonder about this. Is this a common thing with the 3.6L? I drove thru a city underpass with windows down and it...
  3. Z

    Volant Cold Air Box

    I see the have then for the 3.6VVT V6 2004 models. Does anyone have one on their car? Been trying to find if it fits the 2005.. I have one on my 2004 GMC 5.3L with the Ram Air scop and it works well. Their Claims.. Cadillac CTS 2002-2003 3.2L Volant 15632C Cadillac CTS 2004...
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