2007 Buick Lucerne Q&A
2007 Buick Lucerne Question: heater
This is typically a passenger side blend door problem and is a labor intensive repair. - dandd
When the fan is turned on there is a high pitched squeal it changes frequency when i switch from panel to floor or defrost. it sounds like a leaf is hitting the fan blade or something.
The gauge is showing one or two hash marks high, occassionally goes higher and blows cold air from heater. After getting that high, goes back to normal and stays there. Usually does this when the...
changed resistor and blower motor but fan still won't run
My buick has a coolant leak which has had 3 different fixes done , water pump, plastic over flo...