1997 Buick LeSabre Q&A
1997 Buick LeSabre Question: heating/air conditioning controls
My climate control doesn't work all the time, it is stuck on defrost. How do I find the source of the problem? Already checked and replaced all the fuses I could find. - Visitor
you're climate control module is bad (located behind the glove box and accessed by removing the under dash kick panel on the passenger side. Visually it has a group of colored vacuum hoses all connecting to one area of a black box. It operates with the assistance of vacuum from the motor and you'll most probably need a new vacuum hose assembly with the module. Have a professional diagnose it and replace it. It's sort of a headache to do. - R.J.
One or more heater & AC (HVAC) air delivery and/or temperature mode door actuator may fail. This can result in incorrect air delivery or temperature. If this occurs, fault code(s) stored...
I have cool air on one side and hot air on the other side. so that means the heater flap stays open with the cool air on.
My A/C works great. And when i turn on the heater the air blows.... but there is no heat. checked the manual but none of the fuses seem to be linked to heating.. other than the heated seats... chec...