RWD 19xx-1984 DeVille and Fleetwood, 1985-1996 Fleetwood and Brougham Forum Forum for discussions regarding the rear wheel drive Pre80s-1984 DeVille and Fleetwood, 1985-1996 Fleetwood/Brougham. | Cadillac Forums: Tip: Broken heat = working heat 
03-11-05, 02:58 PM
|  | Cadillac Owners Enthusiast | | | | | Tip: Broken heat = working heat Well, I didnt have any heat, but if you turn the fan on low while the heats on, the heat pours out. If you turn the fan on high the heat goes away, because I guess the coolant cant flow fast enough and cools down.
So, now I have heat, just takes some time to work. | 
03-11-05, 03:12 PM
|  | Cadillac Owners Connoisseur Cadillac(s): 2000 STS, 2005 Escalade 2WD | | Join Date: Jan 2003 Location: Portland, ME Age: 28 | | | Re: Tip: Broken heat = working heat hmm....that doesn't sound right! There's plenty of heat to heat up the inside of the car when the fan is on high!
My old Volvo 240 with a 4 cylinder would crank heat like crazy, not matter the temp was outside or what the fan speed was at. There's something not right in your heating system. Could be the heater core is getting a little plugged up??? | 
03-11-05, 03:36 PM
|  | Cadillac Owners Enthusiast Cadillac(s): '83 SDV, '91 SDV | | Join Date: Nov 2003 Location: Pembroke Pines, FL Age: 31 | | | Re: Tip: Broken heat = working heat I don't know about your Fleet, but most of the heat systems don't blow hot air out of the central vents anyway. Side and bottom vent flaps open up once the engine temp is up and you should have heat then. | 
03-11-05, 04:59 PM
|  | 2009 Corvette ZR1 Cadillac(s): JimmyH | | Join Date: Jun 2004 Location: Kingsport Age: 24 | | | Re: Tip: Broken heat = working heat Quote: |
Originally Posted by evilrussian I don't know about your Fleet, but most of the heat systems don't blow hot air out of the central vents anyway. Side and bottom vent flaps open up once the engine temp is up and you should have heat then. | thats how mine is. i thought something was wrong but the guy in parts at the dealership said that is how it is supposed to work. he seemed like he was in a hurry though. | 
03-11-05, 08:08 PM
|  | Cadillac Owners Enthusiast | | | | | Re: Tip: Broken heat = working heat Yes, heat blows out the floor.
I assume I have a bad heater core, because the heater never worked when the fan was on high, it just blew cold air out.
But, with the fan on low, heat will work when on ECON, AUTO, DEFOG, or DEFROST. The heat radiates out slower when the fan is on low, vs. before cooled when its on high.
When you have the heat on, heat comes out on the floor. Quote: |
Originally Posted by 93fleetwoodlowlow thats how mine is. i thought something was wrong but the guy in parts at the dealership said that is how it is supposed to work. he seemed like he was in a hurry though. | | 
03-11-05, 08:12 PM
|  | 2009 Corvette ZR1 Cadillac(s): JimmyH | | Join Date: Jun 2004 Location: Kingsport Age: 24 | | | Re: Tip: Broken heat = working heat mine comes out of the vent at the top and the floor on high or low. works real good too. man that car heats up in like 5 minutes and then i am rolling down the damn window to get some cool air in the car and its like 25 degrees outside. when i have my ECON on though (in the summer) it blows out like a, well you can see the air blowing out wich i dont think is good but i could be wrong. | 
03-11-05, 10:46 PM
|  | Cadillac Owners Member Cadillac(s): 1984 Coupe DeVille, 1981 Coupe DeVille | | Join Date: Mar 2005 Location: Utah Age: 24 | | | Re: Tip: Broken heat = working heat on this topic, i just replaced my blower motor, but i still have no air moving, and it only blows out the floor. any ideas? | 
03-11-05, 11:14 PM
|  | Cadillac Owners Fanatic | | Join Date: Dec 2004 Location: Massachusetts Age: 35 | | | Re: Tip: Broken heat = working heat If it's all right with all you all, I would like to jump on this thread. My 1988 Brougham had a bypass switch installed, it kind of overrides the electronic climate control (it must have broke sometime before I bought it). It worked great for quite some time, until... it stopped working. Now, I get heat but without the blower (as I drive, the car heats up from passive heat coming through but the fan doesn't blow hot air into the car). Any ideas? I appreciate any advice immensely. | 
03-12-05, 02:36 AM
|  | Cadillac Owners Member Cadillac(s): 1984 Coupe DeVille, 1981 Coupe DeVille | | Join Date: Mar 2005 Location: Utah Age: 24 | | | Re: Tip: Broken heat = working heat yeah, i have what ^ has, but without the override switch | 
03-21-05, 08:13 AM
|  | Cadillac Owners Member Cadillac(s): 1993 fleetwood | | Join Date: Aug 2004 Location: Union,SC | | | Re: Tip: Broken heat = working heat well mine has never blew out heat or ir in the floor........hell I didnt even know I had vents in the floor.... and my dash vents and my defrost flow at the same time all the time...no matter if the defrost on or not .... this is a problem in the summer time! a/c makes the windshield sweat/foggy on those summer nights | | Cadillac Discussion Tools | | |
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