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    doghouse164's Avatar
    doghouse164 Posts: 2, Reputation: 1
    New Member
    		  
    #1

    Oct 27, 2013, 05:11 PM
    Troubleshooting heater problems in 2004 buick lasaber 3800 series 2
    I have little heat in my 2004 Buick Lasaber ,it has a 3800 series 2 engine and electronic climate control. what could cause this?
    hkstroud's Avatar
    hkstroud Posts: 11,929, Reputation: 899
    Home Improvement & Construction Expert
    		  
    #2

    Oct 27, 2013, 05:14 PM
    Stuck thermostat.
    doghouse164's Avatar
    doghouse164 Posts: 2, Reputation: 1
    New Member
    		  
    #3

    Oct 27, 2013, 05:19 PM
    Quote Originally Posted by hkstroud View Post
    Stuck thermostat.
    First thing tried put in new one,there is a bleeder on the thermostat houseing could that be the problem?
    ma0641's Avatar
    ma0641 Posts: 15,675, Reputation: 1012
    Uber Member
    		  
    #4

    Oct 27, 2013, 05:41 PM
    Clogged heater core. Back flush the core.
    TxGreaseMonkey's Avatar
    TxGreaseMonkey Posts: 16,761, Reputation: 5597
    Uber Member
    		  
    #5

    Nov 7, 2013, 02:20 PM
    Reverse flush the heater core. Check the blend door operation, if the problem persists--there may be a problem with the blend door actuator.
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