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  1. 2008-2013 CTS General Discussion
    have a 2009 cts giving engine power reduced on the dash shaking and blowing white smoke out of the exhaust and a strong smell of gas throwing codes P0089 and P0087 along with multiple misfire codes I’m 90% sure it’s the fuel pump regulator just wondering if anyone has experience with this problem
  2. 2008-2013 CTS General Discussion
    Hey guys, I have an 08 CTS with the 3.6l DI engine. I just got the vehicle, and it was already in limp mode; the previous owner (who said he was an aircraft mechanic) was obviously out of patience for it. P0087 code. The high pressure pump has been replaced, as well as the fuel pressure sensor...
  3. 2008-2013 CTS General Discussion
    At 144,413 miles, my car had a problem on my way home from work. It lost power and starting smelling real potent and running very rough. I checked codes while I was waiting for the tow and had code P0089, which as far as I can tell, relates to the high pressure fuel pump. I had had P0008...
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