Questions & Answers for: Buick heat pump blows cold sometimes

...the car at stop sign and will throw heat again for min. or 2 then back to cold every time you restart the car it will do this and the light showing the temp will flash when it blows cold water ...

blows only heat (winter). The passenger is sometimes cold when driver is hot. This is especially noticeable on "economy" what I turn the temp down to get air to blow out of the vents Be sure

...pump would cause the car to over heat, If your heater is blow cold then you should check your coolant level if that is good then you could have a clogged heater core! One good way to blow your heater ...

...pump and back into the motor at 150 to 160 degrees but gauge still reads hot what's the problem? Also while this is going on I can not seem to get heat to work it just blows cold? Faulty ...

--------- Heat blows cold on drivers side and hot on passenger side? http://schematicsdiagram.blogspot.com/2011/12/heat-blows-cold-on-drivers-side-and-hot.html -----------   This will help.Thanks

...heat is turned on, it blows cold air. Today, I let the car run 30 minutes--just to check, and the air was still cold. I checked the antifreeze earlier, & it's up to operating level. Where ...

...Heat blows cold on drivers side and hot on passenger side? http://schematicsdiagram.blogspot.com/2011/12/heat-blows-cold-on-drivers-side-and-hot.html-----------This will help.Thanks. Try flushing or ...

...blows cold air Heater switch and Blower motor resistor are new (didn't need the switch.) Both heater hoses are hot. Water pump is recent and working properly. Coolant level is full and I bled ...

...heat. Sometimes it will blow warm air but then stops soon after and blows cold air. Have also noticed temp rises to over half when we start it and let it warm up for about 30 min. Today I let it warm ...

...heat I replace thermostat water pump and flush the heatercore when I flush the heatercore the heat work for a couple days then it start blowing cold again Heater core is plugged more than you can ...