Rough Idle: Please Help
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V6: 3.0, 3.2 LA3, 3.6 LY7, 3.6 DI LLT Discussion, Rough Idle: Please Help in Cadillac Engine Technical Discussion; Hello,I have a 03 CTS 3.2 liter 57,000 miles,lately it has been idling rough when sitting in Park.I just cleaned ...
  1. #1
    mickeydog's Avatar
    mickeydog is offline Cadillac Owners Member
    Automobile(s): Cadillac CTS 2003
    Join Date
    Nov 2007
    Location
    Michigan
    Posts
    79

    Rough Idle: Please Help

    Hello,I have a 03 CTS 3.2 liter 57,000 miles,lately it has been idling rough when sitting in Park.I just cleaned the Throttle Body and replaced the Fuel Filter and it is 100 times better, but when I turn the heat or air conditioning on it idles rough again.Any ideas?,your help will be much appreciated.Thanks

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  3. #2
    Po Pimp is offline Cadillac Owners Fanatic
    Automobile(s): 92' Eldorado, 97 Catera
    Join Date
    Dec 2006
    Location
    Tennesse
    Posts
    289

    Re: Rough Idle: Please Help

    Honestly you will get alot better response in the actual CTS forum. No one comes in this section much, not sure why? Do a search first. This helps as some quesitons get beat to death and do not always get good responses in these cases.

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