Easy tips

How does the heater work on a Chevy Impala?

Table of Contents

How does the heater work on a Chevy Impala?

At the simplest level possible, the heater works by passing hot coolant from the engine into a tiny radiator called the heater core. At this point, the blower motor blows air across the it and the newly heated air blows on to the driver and passengers. If the heater has stopped working in your Impala, this process has failed in one way or another.

Why does my Chevy Camaro heater not work?

They both should feel warm or hot to the touch with the engine on. If one of the hoses is hot, and the other one is cold, that is a pretty good indication that the heater core is clogged. If the neither hose has any heat, you may have air in the cooling system, low fluid, or low pressure.

Why is the heater not working on my Buick Enclave?

Not having a functioning heater makes driving much less comfortable, and can be a sign of certain issues. At the simplest level, there are two main reasons why the heater is not working. If it’s not coming on at all, it’s usually either the blower motor or some other wiring issue.

Why is the heater not working on my Ford Escape?

If the neither hose has any heat, you may have air in the cooling system, low fluid, or low pressure. If you look at your temperature gauge, and the engine is running hotter than normal, but there is not heat coming from the heater you may be having issues with the water pump.

Is the AC unit on the back of the Impala working?

Also, we swapped vaccum hoses on the back of the unit behind the sliders but no change. It seems the working side has no vacuum pressure but the non-working side does (assuming they correlate to the sliders). The unit is about $100 and probably non-returnable.

Is the climate control on my 2007 Chevy Impala working?

Purchased the 2007 LS in September. Have had it back to dealer 3 times and they are still waiting for a fix from GM Engineering. Problem is: The climate control does not work with the remote start.

Where is the resistor on a Chevy Impala?

The problem was a Blower Motor Resistor (GM Part 89018643). Its located between the blower motor and the firewall under the passenger side dash. It was a little difficult to get to, but if you have reasonable mechanical aptitude you can replace it yourself.

At the simplest level possible, the heater works by passing hot coolant from the engine into a tiny radiator called the heater core. At this point, the blower motor blows air across the it and the newly heated air blows on to the driver and passengers. If the heater has stopped working in your Impala, this process has failed in one way or another.

They both should feel warm or hot to the touch with the engine on. If one of the hoses is hot, and the other one is cold, that is a pretty good indication that the heater core is clogged. If the neither hose has any heat, you may have air in the cooling system, low fluid, or low pressure.

Not having a functioning heater makes driving much less comfortable, and can be a sign of certain issues. At the simplest level, there are two main reasons why the heater is not working. If it’s not coming on at all, it’s usually either the blower motor or some other wiring issue.

If the neither hose has any heat, you may have air in the cooling system, low fluid, or low pressure. If you look at your temperature gauge, and the engine is running hotter than normal, but there is not heat coming from the heater you may be having issues with the water pump.

Why does my Acura heater smell like engine coolant?

A failing heater core may cause the car’s interior to smell like engine coolant. The smell will become worse when the heater is turned on. The engine may also begin to run hotte…

Why is my heater not working on my Chevy Impala?

Chevrolet Impala Heater Is Not Working Repair Symptoms. When the blower motor fails, the air conditioner and heater may still work, and heat or cool may be felt at the vents, but the air pressure will be dramatically decreased.

What happens if the heater control valve fails?

When the heater control valve fails, adjusting the temperature may not change the air temperature at the vents, whether hot or cold. Also, the valve could leak engine coolant, p…

Where are the fuse panels on a Chevy Impala?

Here you will find fuse box diagrams of Chevrolet Impala 2014, 2015, 2016, 2017, 2018, 2019 and 2020, get information about the location of the fuse panels inside the car, and learn about the assignment of each fuse (fuse layout) and relay.

Why does my Chev Impala make a clicking noise?

I have replaced two last year on 2011 Chev Impala, 2011 model and another one this year. The repairman told me this is an issue with this model and he changes them a lot. I asked if it will happen again and he said, yes, probably so! 34 people found this helpful. Trying to fix mine in my Monte Carlo. Just what exactly do I need to find ? Thanxs

Here you will find fuse box diagrams of Chevrolet Impala 2014, 2015, 2016, 2017, 2018, 2019 and 2020, get information about the location of the fuse panels inside the car, and learn about the assignment of each fuse (fuse layout) and relay.

I have replaced two last year on 2011 Chev Impala, 2011 model and another one this year. The repairman told me this is an issue with this model and he changes them a lot. I asked if it will happen again and he said, yes, probably so! 34 people found this helpful. Trying to fix mine in my Monte Carlo. Just what exactly do I need to find ? Thanxs

Why is there no heat on the driver’s side?

This 2004 Chevrolet Impala came in with the complaint that there was no heat on the driver’s side of the car. It could very well have been the reverse, no a/c on the driver side as the problem turned out to be a faulty driver’s side blend air door actuator assembly.

Is the passenger side of the car blowing hot air?

The passenger side of the car is getting no/some heat. The first time I noticed, the heat dial was always in the red. The driver’s side is blowing almost uncomfortably hot air. Meanwhile both passenger’s side vents are blowing cool air.

What should I do if my impala has no heat?

1. With the engine cooled off, remove the coolant pressure cap. 2. Remove upper heater core hose from the metal pipe on the engine. 3. Add coolant to the metal pipe, until full. 4. Raise the rubber portion of the heater core hose as high as it will go with it still attached at the heater core. Using a funnel, add coolant until the hose is full. 5.

What to do if your car has no heat at idle?

First check your coolant levels in your radiator and reservoir tank. Poor heat at idle, however, if the engine RPMs are raised the concern no longer occurs. 1. With the engine cooled off, remove the coolant pressure cap. 2. Remove upper heater core hose from the metal pipe on the engine. 3. Add coolant to the metal pipe, until full. 4.

What are the relays in a Chevy Impala?

Mass Air Flow (MAF)/Intake Air Temperature (IAT) Sensor, Valve Lifter Oil Manifold (VLOM) Assembly, Secondary Air Injection (AIR) Pump Relay (SS), Secondary Air Injection (AIR) Solenoid Relay (SS), A/C Compressor Clutch Relay, Cooling Fan Relay No.1, Cooling Fan Relay No.2, Cooling Fan Relay No.3

How does the clutch work on an Impala?

When the clutch is engaged, the entire end of the compressor spins whereas when it’s disengaged, only the outer wheel turns (with the belt). That said, the clutch is controlled by a pressure switch in one of the AC hoses. If the pressure is too low, it won’t engage. . How did you measure the freon pressure?

What is the fuse diagram for a Chevrolet Impala?

Instrument Panel Cluster (IPC), HVAC Control Module, Inflatable Restraint Passenger Air Bag On/Off Indicator, Inflatable Restraint Sensing and Diagnostic Module (SDM) Data Link Connector (DLC), Remote Control Door Lock Receiver (RCDLR), Instrument Panel Cluster (IPC), HVAC Control Module

What can cause a Chevy Impala to overheat?

I had the misfortune of having the infamous GM leaking intake manifold gasket in my 2000 Olds Silhouette and it also started leaking VERY slowly from a corner manifold bolt. Thankfully, to the outside and not into the engine where the coolant mixes with the oil and if not detected immediately, can cause major engine damage.

What should the temp be on my Chevy Impala?

If you drive the car temp will go up after 10/15 min of driving. The fans come on,temp goes to where it shoud be 195, and after another 10/15 the same scenario happens. Temp goes to 210. I have replaced, new from GM, thermostat, water pump, the 3 fan relays, the two fans, all water houses,temp sending, and flushed the radiator.

When do the cooling fans start working on a Chevy Impala?

Do the cooling fans start working when it reaches the normal temp,like slow on one fan and then as needed the second fan, or they come, both at the same time, when hot. With the air cond on one fan starts and when normal temp is reach the other starts, keeping the correct temp.

How can I tell if my Chevy Impala engine is hot?

Temperature coolant sensor you meant. Check the coolant level and check the hoses from the radiator if are hot (just touch and let go). This would show if the thermostat is ok. Also you could step out of the car and leave the interior fan on the highest mark to see if temperature is coming down.

What does it mean when the AC is off on a 2008 Impala?

51 people found this helpful. Received the same warning on my wife’s 2008 Impala = engine hot/ AC off. She brought the car in to have the diagnostic done, and got a PO128 Code. If the engine doesn’t maintain specific temp parameters (doesn’t warm up fast enough/maintain temp), this warning will display.

Are there any reviews on the Chevy Impala?

We’re sorry, our experts haven’t reviewed this car yet. Check back with us soon. Showing 3 of 1,020 reviews. Ignition switch is tricky, traction is out.

What kind of climate control does an impala have?

Help! I have a 2000 Impala with dual climate control. Just today the passenger side began blowing out hot air regardless of the temp setting. The driver side blows out cool air regardless of temp setting. Any thoughts? Please advise…

When the clutch is engaged, the entire end of the compressor spins whereas when it’s disengaged, only the outer wheel turns (with the belt). That said, the clutch is controlled by a pressure switch in one of the AC hoses. If the pressure is too low, it won’t engage. . How did you measure the freon pressure?

Why is my car heater not blowing warm air?

If your car is not blowing warm air into the cabin and the coolant level is fine, then you could have an issue with your heater core. If you suspect that something is amiss with your car’s heater core, watch for these signs:

Can a car heater be unreliable in the winter?

Unreliable car heaters can make the cold winter months practically unbearable. Several things can potentially go wrong with automotive heaters because, much like a home heating system, there are many components working together to heat your car. If one or more of these issues is present, your vehicle may blow out cool air rather than heat:

How to tell if your Chevy Impala a / C blower motor is failing?

Signs of a failing A/C motor include flow issues while operating the air conditioner or heater at low speeds and sudden air stoppage. Choose AutoZone for your Chevy Impala A/C blower motor and take advantage of other services such as free battery charging and engine diagnostic testing during your next in-store visit.

How much does a Chevy Impala heater blower motor cost?

Shop AutoZone for Chevrolet Impala A/C Heater Blower Motor. 10% OFF $75. Use Code: DIYSAVE10 Online Ship-to-Home Orders Only

What to do if your Chevy Impala heater stops working?

If the heater has stopped working in your Impala, this process has failed in one way or another. A word of caution: If there is no coolant in your overflow, you can refill it by adding more to the overflow reservoir. There is almost never a situation where you would need to take the radiator cap off of the radiator to add coolant.

Where does the heat come from in a Chevy Impala?

I have an 05 Chevy Impala and the A/C works great but when heat is engaged I only get heat from the passenger side of the vehicle, regardless of the setting on the dual climate control…Others have the same or similar problem but no one can pinpoint the solution. Can someone please help???

Signs of a failing A/C motor include flow issues while operating the air conditioner or heater at low speeds and sudden air stoppage. Choose AutoZone for your Chevy Impala A/C blower motor and take advantage of other services such as free battery charging and engine diagnostic testing during your next in-store visit.

Help! I have a 2000 Impala with dual climate control. Just today the passenger side began blowing out hot air regardless of the temp setting. The driver side blows out cool air regardless of temp setting. Any thoughts? Please advise…

Also, we swapped vaccum hoses on the back of the unit behind the sliders but no change. It seems the working side has no vacuum pressure but the non-working side does (assuming they correlate to the sliders). The unit is about $100 and probably non-returnable.

The problem was a Blower Motor Resistor (GM Part 89018643). Its located between the blower motor and the firewall under the passenger side dash. It was a little difficult to get to, but if you have reasonable mechanical aptitude you can replace it yourself.

Why is my Chevy Impala no heat at idle?

If I get the engine above idle by reving the engine to about 1K rpm it starts to blow warm again. The temp gauge remains at the normal spot on the gauge. The radiator and expansion tank are at the correct levels. It turns out the problem is pretty common with 3.5L Impalas. For some reason these engines lose coolant.

What’s the normal temp in a Chevy Impala?

The factory gauge settles in at “normal” for a 160-200 degree range (normal temp is 185). At 160 the car barely makes any heat in the cabin, at 185 it’s got decent heat, and at 200 it can light your feet on fire. 🙂

Why does my 3.5L Impala lose coolant?

It turns out the problem is pretty common with 3.5L Impalas. For some reason these engines lose coolant. Some blame is placed on head gaskets, some blame Dex-Cool. What ever the cause, refilling via the overflow jug can leave an air pocket in the cooling system.

What to do if your Chevy Impala has no heat?

Open hood, driver side fire wall you will the see the heater core rubber hoses. Remove the two hose clamps. Disconnect both hoses from the metal extension tubes (not the hose clamps located at fire wall, these are to difficult to reach). Use a funnel and fill both heater core hoses with 50/50 Dex-Cool (it does not take much, maybe 8 to 12 oz).

Why does my Chevy Impala blow cold air at idle?

I have 2006 impala that randomly will blow cold air at idle. Sometimes if I stop at redlight the heater will blow cold air. If I get the engine above idle by reving the engine to about 1K rpm it starts to blow warm again. The temp gauge remains at the normal spot on the gauge. The radiator and expansion tank are at the correct levels.

Why does my car have no heat at idle?

No heat or hot air during idle is the result of air gap in the heater core. Open hood, driver side fire wall you will the see the heater core rubber hoses.

It turns out the problem is pretty common with 3.5L Impalas. For some reason these engines lose coolant. Some blame is placed on head gaskets, some blame Dex-Cool. What ever the cause, refilling via the overflow jug can leave an air pocket in the cooling system.

Why does my car heater keep blowing cold air?

There are many reasons your car’s heater isn’t working. Maybe the fan is malfunctioning. Perhaps your temperature gauge is running below normal. There could even be a puddle of liquid under the front of the vehicle. A lack of heat can be a symptom of a much larger problem. You could soon be facing failing parts or even a blown engine.

How to remove a resistor from a Chevy Impala?

Chevrolet Impala 06-16 Blower Motor & Resistor Removal – YouTube 06-16 Impala Blower Motor & Resistor RemovalDisclaimer:This video is not meant to be a definitive how to.Always consult a professional repair manual before s…

What causes antifreeze to leak from the radiator?

Worn out Radiator Cap The radiator can handle lots of pressure but it will leak the antifreeze mixture if its cap is weak or worn out. A misfit cap can also cause the loss of the fluid by overflowing the tube. Just replacing the cap will solve this issue but not addressing it at the right time will damage the hose.

Why is the AC not working on my Chevy Impala?

While there are a variety of reasons your Chevrolet Impala air conditioning won’t work, the most common 3 are a refrigerant leak, an electrical climate control issue, or a problem with the air conditioning compressor.

Purchased the 2007 LS in September. Have had it back to dealer 3 times and they are still waiting for a fix from GM Engineering. Problem is: The climate control does not work with the remote start.

Is the a / C unit on in a 2003 Impala?

2003 Impala A/C on and both zones set to max cool. Passengers side is fine, drivers side is blowing vent temperature air. Any ideas? Help! It’s hot outside! It appears that you need to replace the temperature console. You can’t just replace the slide bars. The whole unit needs to be replaced. Goodluck.

Where is the actuator on a 2007 Chevy Impala?

2007 has a actuator right behind the glove box. It regulates the amount of heat the heater puts out. this is usually the problem with the heater. 11 people found this helpful. Wife started the Impala this morning and had no heat.

Are there any problems with the Chevy Impala?

Brought the Car Used…. Drivetime (Very Clean, Fully Loaded) Great Vehicle aside from the Jerking that started around 110k miles. Jerking and hesitating only during take offs from stop light or signs. I noticed it a little sluggish in reverse leaving driveway slightly uphill as if vehicle doesn’t had the power.

What causes hard shifting in a Chevy Impala?

Erratic and hard shifting can occur from a failed transmission pressure control solenoid. To fix this issue, a partial dis-assembly of the transmission is necessary to replace a failed pressure control solenoid. once i am at a complete stop and i get ready to go the car will take a moment and then jerk.

Why is there no check engine light on my Chevy Impala?

Now while cruising at 40 or 45mph it doesn’t want to stay in overdrive or the torque converter is locking and unlocking. It will do this cold or hot and does it continuesly, have not brought it anywhere for diagnosis and there is no check engine light on. Would the computer store a tranny code and not light up the check engine light?

What kind of fuel economy does a Chevy Impala have?

Good fuel economy for a full size vehicle. 29 highway 19 city. Minimal rust on a car driven in winters in the Northeast. the car is a beauty, and it can run smoothly, but theres one problem, the heater fan squeales alot. Car has worked like a jewel.

Are there any issues with the Chevy Impala?

It is super spacious and has tons of trunk space. Handles great. It’s only persistent issues are my ignition hangs up sometimes, and the traction part went out, but that part doesn’t affect anything. I’ve had to replace the normal stuff- battery, belts, tires, brakes, hubs.

Which is the best Chevy Impala to buy?

Ignition switch is tricky, traction is out. My 05 Impala has been the best car. It has only needed minor maintenance in the 5 years I’ve owned it. It is super spacious and has tons of trunk space. Handles great. It’s only persistent issues are my ignition hangs up sometimes, and the traction part went out, but that part doesn’t affect anything.

This 2004 Chevrolet Impala came in with the complaint that there was no heat on the driver’s side of the car. It could very well have been the reverse, no a/c on the driver side as the problem turned out to be a faulty driver’s side blend air door actuator assembly.

How to use your Chevy vehicle’s climate controls?

1. Set the temperature. Allow the system time to stabilize. 2. Press AUTO. 3. Adjust the temperature as needed for best comfort. How do I sync the driver and passenger temperatures? With available SYNC, the driver and passenger temperature settings can be easily synchronized. 1.

Author Image
Ruth Doyle