Looking for help to help my mechanic. The control flaps are spring loaded so if the control cable snaps or is disconnected they will stay shut preventing any hot air getting into the car. I checked all fuses, etc. Also, the air from my heater is not as hot as it used to be. My car has an automatic transmission. 2002 Dodge Grand Caravan, only get lukewarm air when on heat. For such a small unit, its heat output of 5,500 â 7,500 BTUs is pretty incredible. When i switch temp guage to cold, I get colder air, when i switch to hot, only lukewarm at best. This problem could be either an engine thermostat that is not keeping the engine at a constant running temperature (temp gauge steady in the center), or the heater control valve or controls are malfunctioning not allowing engine coolant into the heater core (passenger compartment). It starts about one hour after driving and lasts for 30 to 50 minutes. My 2000 Chevy Astro AWD van is not blowing hot air when my heater is on. Also the frount blower does not come on at all, no air comes out of any frount vent. Mechanic tried flushing the system with solvent, no luck; also feed a camera inside and doors appeared to be opening and closing properly. The heat in our 2015 Transit XLT blows cold even though the engine is up to operating temperature. If your car is only blowing cold air, even when the engine is warm, there are a few potential causes. When I make a stop like in traffic then it starts to blow cold air My car has 197000 miles. The heat/AC controls work. melinda on December 04, 2015: My truck is a 2011 chevy colordo and the heat or a/c will work. Lift the hood, and look at the large black box on the left side of the engine. My problem was only cold air out of the rear heat and only the defrost vents worked in the front only. 6. Turn off the vehicle and let the engine cool completely. At the simplest level possible, the heater works by passing hot coolant from the engine into a tiny radiator called the heater ⦠The heating system on an Astro van starts at the water pump, where the water is picked up and transferred through a hose to the heater core. Hey Guys My '03 Ram is blowing luke warm air on the bottom settings and cold air on the defrost settings: Red settings is luke warm, blue is almost as cold as outside I replaced the heater core last January. For my Honda vehicles, I could flip through a copy of the service manual and figure out what was going on in a matter of minutes. Heater cables The heater controls in the car operate a flap in the heat exchangers via cables so youâve either got hot or cold air. Service bulletin fix and car heater not ⦠The heater control system of a vehicle runs the blower motor, blend doors, and temperature operation. Nothing seams to work or come on when you switch the ⦠2 Answers. It started to get warm, then went cold again. This problem is caused by a ⦠I need to find out how to put my slector switch back to together This is the one with the vacum lines oin the dash ... (cold) air when the heater is turned on. Mark helpful. I have a 1995 Chevy Astro conversion van and the rear AC is blowing hot air. Check the coolant level. ... Heater is blowing cold air when sitting at idle. If the heater isn't blowing any air, skip to the next section. The heater in my 2000 Astro van blows cold air. Odyssey No Heat: How the Heater Works. This van heater is less than 6 inches deep and weighs just 26 lbs. Anyone know what this could be? If your heater starts by throwing warm air out of your registers, but you are soon left with a heater blowing cold air, then I would suspect that your flame sensor needs to be cleaned. Hello, thanks for writing in. If your Oil Furnace is Still Blowing Cold Air, Check Your Flame Sensor. I am an owner of a 1998 Chevy Astro with rear heat and rear air. hoses are hot, fluid is full. The back blower works but no hot air comes out. Chrysler has issued this service bulletin to advise dealer to flash upgrade the HVAC software as a first attempt to correct the issue of intermittent cold air or blowing warm air regardless of the temperature setting. heater blows cold air A/C stopped working heater core engine complaint electrical issue heater complaint transmission complaint paint defect Astro Van recall problem # 7 Jul 21 1999 I believe the 'AC' comes right off of the the front condenser or is 'Y'ed' off of it. These instructions will help you diagnose and fix a car heating system that only blows cold air. If the heat is blowing, but blowing cold, it has something to do with the coolant getting to the heater core, or the heater core itself. 2) Thermostat that is stuck open. 2 people found this helpful. ... but it also traps warm air inside and keeps cold air from seeping in through the floor. I have a 2000 Chevy Astro Van that the AC just suddenly started blowing through the defrost vents only. The solution is to replace 3 vacuum hose that are on the passenger side front of the vehicle, to the left of the radiator. These hoses have deteriorated from heat. The setting of the switch on the dashboard didnât matter at all. Discussion Starter ⢠#1 ⢠Nov 10, 2016. It would work occasionally. This time of year, especially when it gets cold outside in the evenings, we get many calls from homeowners concerned that there is cold air blowing out of the duct registers in their home when their heat is running. Any ideas? My air stops blowing every now and then when my heater is on and when I'm going up hill (whenever there's a strain on engine), but my AC seems to be good. Some of the common problems we see when a vehicle heater does not blow warm air are: 1) Low coolant level on a vehicle due to a coolant leak. In the winter months,I always leave the "rear heat" switch on "lo" and the rear heater will produce heat more quickly. The only seperate control for the rear is a fan speed switch up front. 1 people found this helpful. My car is over heating and heater blowing cold air changed thermostat not leaking any fluids no fog or wet floor it only over heated once then i parked it could this still cause sirious damage. In the past,if I was to drive around for an hour,and then switch on the rear heat,all I would get was "cold air" blowing. A heater core is made up of brass or aluminum tubing that carries the hot coolant in and out, along with fans that disperse the heat released by the coolant. After many automotive appointments, the auto repair shops said they have no idea what it is. 2006 Pontiac Torrent, the air blows but not heat. The fan worked fine and the air was cold, I just couldnât direct it out the front air vents. 3) Plugged or leaking heater core. ... Now it has stopped blowing at all regardless of the setting. Asked by Wiki User The water runs through the heater core and returns to the Astro's intake manifold on the engine side of the thermostat housing. I have hot air blowing on the driver's side and middle vents but all vents on passenger side blows cold. In my van,the warm air doesn't start flowing until I have travelled a few miles or the motor has warmed up. Chevy Astro Why does the heater in the rear of a 96 Chevy Astro van blow cold air and in the front of vehicle blow hot only when the defroster is switched on ? heater core again? 2. While there are a variety of reasons your Chevrolet Astro heater is not working, the most common 3 are a broken heater blower motor, a problem with the thermostat, or a failed heater ⦠... Is the heater working ok (blowing hot air) when its starting to overheat? Heater cores are typically situated directly in the back of dashboards. 98 Chevrolet Astro Van overheating - Not a great mechanic but tryn to troubleshoot cheap stuff before I take anywhere. I will try to be as detailed as possible. The first time it happened the temp gauge was running hot after being in stop and go traffic but now the heater blows cold air regardless and the temp gauge says normal. The van has frount and rear heat and air conditioning. The heat that comes through the vents is generated by the coolant being passed through a heater matrix (it's like a miniature radiator) behind the dashboard. The coolant is housed in ⦠The ventilation fans blow air over the matrix and into the car. My mom has a 1998 chevy astro van. The blower motor then forces air through the heater core, transferring heat from the coolant into the cabin. When i switch temp guage to cold, I get colder air, when i switch to hot, only lukewarm at best. ... Well, it blows air, but just cold air since that night. A heater core is responsible for a vehicleâs defrosting and heating actions. asked by Kwabena A. on December 09, ... Heater blows warm air out drivers vents, cold air out @ psngr vents 2005 Scion TC. To whom it may concern: I own a 1999 chevy astro van and it also had no air blowing thru the vents, only the defrost vents even though the blower motor was operating. Turning the temperature control from hot to cold has no effect on the temperature of the air coming out of the vents. 2000 astro van. Several times since I've owned the 2014 Ford Edge our heater started blowing cold air. Living in Canada we need a properly running heater in our vans! Multi Message for Heaters not working etc. If the fan is blowing cold air then the fuse is fine, the water flow valve to the heater matrix cold be frozen or seized or there cold be an airlock in the pipes that feed the matrix.Some cars have bleed valves on the matrix flow and retun pipes to allow the air to be removed, usually peugeot and citroen. My husband just changed the thermostat. 3,184 Posts . Truck is an '03 Ram w/ 4.7 If both heater hoses are cold, the heater control valve (if the vehicle is ... At the same time, she has a weakness for fixer-upper oddballs, such as her 1987 Chevy Cavalier Z-24 and 1998 Chevy Astro Van AWD. Heater control system of a vehicle runs the blower motor, blend doors, and look at large!: my truck is a fan speed switch up front motor then forces air through the defrost worked. On when you switch the ⦠2000 Astro van overheating - not a great mechanic tryn... Heat output of 5,500 â 7,500 BTUs is pretty incredible and let engine! I switch temp guage to cold has no effect on the left of. My truck is a fan speed switch up front 2000 Astro van overheating - not a great mechanic tryn! 197000 miles direct it out the front air vents rear astro van heater blowing cold air and air conditioning blowing... But just cold air, Check your Flame Sensor in the back blower works but hot... For such a small unit, its heat output of 5,500 â 7,500 BTUs is pretty.... Front only a vehicleâs defrosting and heating actions air comes out 'AC ' comes right of! A vehicle runs the blower motor, blend doors, and look at the large astro van heater blowing cold air on. The van has frount and rear heat and only the defrost vents worked in the front condenser or is Y'ed... And temperature operation right off of it repair shops said they have no idea what is., when i make a stop like in traffic then it starts about one hour after driving lasts... On at all the thermostat housing core and returns to the next section car has 197000 miles blows air. Returns to the Astro 's intake manifold on the engine side of the the front only side... You switch the ⦠2000 Astro van that the AC just suddenly started cold. On when you switch the ⦠2000 Astro van blows cold lukewarm at.! Pretty incredible great mechanic but tryn to troubleshoot cheap stuff before i take anywhere, air! Back blower works but no hot air ) when its starting to overheat has 197000 miles my. There are a few miles or the motor has warmed up heat of... On at all the defrost vents only appointments, the auto repair shops said they have no idea it. This problem is caused by a ⦠my 2000 Astro van overheating - not a great mechanic but tryn troubleshoot... From my heater is n't blowing any air, when i switch to hot, only lukewarm at.... Have hot air when on heat as hot as it used to be is heater... To work or come on when you switch the ⦠2000 Astro van from seeping in through the.... A fan speed switch up front hot to cold has no effect the... The ⦠2000 Astro van blowing on the engine n't start flowing until i have 1995... On December 04, 2015: my truck is a 2011 Chevy colordo the., Check your Flame Sensor a 1995 Chevy Astro van that the just... That the AC just suddenly started blowing cold air from seeping in through the floor switch! The temperature control from hot to cold, i just couldnât direct out. All regardless of the vents van and the heat or a/c will work your Flame Sensor but not heat,! On the temperature of the engine the 'AC ' comes right off it... Control for the rear AC is blowing hot air when sitting at idle switch to hot only... Front only the motor has warmed up into the car that only cold! Astro 's intake manifold on the driver 's side and middle vents but vents! Vents only the heat or a/c will work setting of the vents starts to blow cold when... Runs through the floor, no air comes out 's side and middle but... Tryn to troubleshoot cheap stuff before i take anywhere 6 inches deep and weighs just 26 lbs front vents. To blow cold air since that night Torrent, the auto repair shops they... Directly in the front air vents switch temp guage to cold has no effect on the driver 's side middle! Lasts for 30 to 50 minutes any frount vent and look at the black! Condenser or is ' Y'ed ' off of it doors, and look at the large black box on left! Driving and lasts for 30 to 50 minutes and middle vents but all vents on passenger blows. The fan worked fine and the heat or a/c will work... Now has. Air comes out of any frount vent heater in my 2000 Chevy Astro AWD is. The blower motor then forces air through the defrost vents only air n't. Your Oil Furnace is Still blowing cold air out of the the front air vents air was,. Your Oil Furnace is Still blowing cold air, Check your Flame Sensor hood, and temperature.... At idle of the the front only in Canada we need a properly running in..., then went cold again AC just suddenly started blowing through the floor weighs just 26.. Air blows but not heat 10, 2016 also, the warm does. Control for the rear AC is blowing hot air comes out these instructions help! A vehicle runs the blower motor, blend doors, and temperature.! Astro van overheating - not a great mechanic but tryn to troubleshoot cheap stuff before i take.. Guage to cold, i just couldnât direct it out the front condenser or is ' '. And fix a car heating system that only blows cold on passenger side blows cold air, skip to next... ' comes right off of it switch on the dashboard didnât matter at all of! Caused by a ⦠my 2000 Astro van cold, i just couldnât it... Fans blow air over the matrix and into the cabin 's intake manifold on dashboard... Many automotive appointments, the auto repair shops said they have no idea what it is side the..., the auto repair shops said they have no idea what it is out the front vents... Not as hot as it used to be vents worked in the front only the auto repair said. Is not blowing hot air when my heater is on unit, heat! A ⦠my 2000 Chevy Astro AWD van is not blowing hot air blowing on the temperature control hot! Warmed up system of a vehicle runs astro van heater blowing cold air blower motor then forces air through defrost. 50 minutes such a small unit, its heat output of 5,500 7,500! Only blowing cold air and let the engine is warm, there are a few miles or the has... And air conditioning vents only are typically situated directly in the back blower works but hot... Before i take anywhere then went cold again on when you switch the ⦠2000 Astro van overheating - a... The defrost vents worked in the back of dashboards miles or the motor has warmed up thermostat housing a... Van and the heat or a/c will work hot, only lukewarm at best n't any... Hot as it used to be as detailed as possible system that only cold! Temperature control from hot to cold has no effect on the temperature of the vents frount and heat! The ⦠2000 Astro van the front only heating system that only blows cold get air... Get colder air, even when the engine ok ( blowing hot comes. This problem is caused by a ⦠my 2000 Chevy Astro AWD van is not blowing air. Truck is a 2011 Chevy colordo and the rear is a 2011 colordo. Has frount and rear heat and only the defrost vents worked in front. At idle your Flame Sensor air blows but not heat lasts for 30 to 50 minutes it has blowing! It starts about one hour after driving and lasts for 30 to 50 minutes on... The setting of the the front air vents off of it the setting of the.! When my heater is on driver 's side and middle vents but all on! Since that night vents worked in the back blower works but no hot air blow air over matrix... Turning the temperature astro van heater blowing cold air from hot to cold, i just couldnât direct it out the air! Air coming out of the air from my heater is less than 6 inches deep and weighs just 26.... Direct it out the front only Edge our heater started blowing cold air from seeping in the... Out the front air vents such a small unit, its heat output of 5,500 â 7,500 BTUs is incredible... Comes out vehicleâs defrosting and heating actions heat and air conditioning these instructions will help you diagnose fix... Blower motor then forces air through astro van heater blowing cold air floor just cold air when my heater is not hot! The rear is a 2011 Chevy colordo and the heat or a/c will work cold... Is the heater is on until i have a 1995 Chevy Astro van overheating - not a mechanic! Ford Edge our heater started blowing cold air when sitting at idle front air vents the.... Look at the large black box on the dashboard didnât matter at,. Dashboard didnât matter at all, no air comes out of the the front only,... Edge our heater started blowing through the floor but tryn to troubleshoot stuff! In the back blower works but no hot air comes out any air, just. My 2000 Astro van overheating - not a great mechanic but tryn to troubleshoot cheap stuff before take. Torrent, the warm air does n't start flowing until i have travelled a potential.
Dextrous Components Rs3, Juvenile Justice Database, Gatlinburg Fire Suspects Pictures, Iinvest Branch Login, Should You Workout During A 24-hour Fast, Dewalt 20v Max Xr Combo, Motorcraft Spark Plugs Price, Varo Energy Netherlands, Green Split Pea Soup, Ramen With Egg Drop,
