Why does my radiator fan on my Saturn not work?

The radiator fan on a Saturn should give you years of trouble-free performance. However, over time, several things can go wrong with it. When the radiator fan does not work, this is a serious problem. The fan helps cool off the radiator, which acts as a heat sink drawing heat away from the engine.

Where is the fuse on a Saturn radiator fan?

Remove the fan fuse under the dash. Open the fuse box by turning the knob on the fuse panel cover counterclockwise and pulling the fuse panel down. Remove the fuse for the fan with the supplied fuse puller (on the underside of the fuse box panel cover). Check to make sure that the fuse has not failed.

What should I do if my fan does not start?

Make sure that you are not touching the battery directly or that you are not touching any exposed wiring. Hold the fan wiring by the protective plastic coating. If the fan starts, the fan is not the problem. If it does not start, the fan has failed.

How to troubleshoot a Saturn radiator fan and relay?

Check the fuse for the fan and relay. Remove the fan fuse under the dash. Open the fuse box by turning the knob on the fuse panel cover counterclockwise and pulling the fuse panel down. Remove the fuse for the fan with the supplied fuse puller (on the underside of the fuse box panel cover). Check to make sure that the fuse has not failed.

What happens when the radiator fan does not work?

However, over time, several things can go wrong with it. When the radiator fan does not work, this is a serious problem. The fan helps cool off the radiator, which acts as a heat sink drawing heat away from the engine. If the fan is not working properly, the radiator will not properly cool the engine.

What should I do if my radiator fan is not working?

Pull the leads off the relay switch. Touch the red or power lead to the positive terminal of the battery directly. Then, touch the negative lead from the fan to the negative terminal on the battery. Always connect the negative lead last and remove it first from the battery.

Why does my car have a radiator fan?

You probably already know the purpose of the radiator and the cooling system in your car. When you are driving fast, the wind is passing through the radiator to cool the coolant down without issues, but when you are driving slow, there is no wind pushed through the radiator. This is why we use a radiator fan.

How can I tell if my radiator fan is working?

When a radiator fan works it usually makes a whirring sound that is easily noticeable. However, the radiator fan does not always start spinning on ignition. The ECU signals the radiator fan to work at the precise time. So, do not worry if the fan doesn’t immediately start working. Visually check the fan if you don’t hear its noise. 1. Broken Fuse

Can a bad coolant sensor cause a car to not start?

Some cars use the engine coolant temperature sensor to control the electric cooling fans. You have two separate temperature sensors for the fans, dashboard gauge, and engine management in most cars. However, if your car has a single sensor, a bad engine coolant temperature sensor may result in your fans won’t start at all.

What does the coolant temperature sensor do on an engine?

The engine coolant temperature sensor’s job is to measure the coolant temperature for the engine control module. With this information, the engine control module adjusts the air-fuel mixture depending on the temperature. This article will discuss the most common symptoms of a bad coolant temperature sensor, location, replacement cost.

What to do if your cooling fan won’t turn on?

Pull the cooling fan relay out of the box. Replace the cooling fan relay with a new one. A stuck closed relay is the only thing that can operate the cooling fan continuously with the key off. The computer looses power with the key off and the same applies to the coolant temperature sensor.

How to troubleshoot the air conditioning in a Saturn Vue?

Air conditioning problems can often be quite simple to diagnose and even fix. Start the engine and let it to run for a few minutes to allow the air to cool. Double check the controls to make sure the correct buttons are selected. This may seem simplistic, but human error could be to blame. Check for proper levels of coolant.

Where is the blower motor on a Saturn Vue?

When properly working the sound should increase with increased air and decrease accordingly. The blower motor in a Saturn Vue is found by first removing the passenger side insulator panel. Unplug the electrical connector, remove the four screws and pull out the blower motor.

Where is the coolant reservoir on a Saturn Vue?

The reservoir is located at the very front of the vehicle in a white plastic jug. Remove the cap of the reservoir and shine a flashlight into it. Look at the side of the container to make sure the level of coolant is between the full and low lines.

What are common reasons my Saturn SL1 has heater problems?

What are common reasons my Saturn SL1 has heater problems? While there are a variety of reasons your Saturn SL1 heater is not working, the most common 3 are a broken heater blower motor, a problem with the thermostat, or a failed heater blower motor resistor.

What to do if your Ford Fusion heater is not working?

When the blower motor resistor fails, the air conditioner and heater may still work, but air may blow from the vents at only some of the fan speed settings. If the resistor isn…

What can be the problem with my electric cooling fan?

What could be the problem with my electric cooling fan? Answer: Usually, the problem is with the fan control module. Check for trouble codes, even if the check engine light is not on. On rare cases, the problem is traced back to the car’s computer.

How to replace the coolant temperature sensor on a Saturn?

1 Park your vehicle in a safe location on even ground. 2 Locate the coolant temperature sensor in the hood area. 3 Identify the engine coolant temperature sensor as a black and copper-colored prong sticking out of the engine block. 4 Disconnect the sensor from the engine using a ratchet. …

Why is my fuel pump not working on my Saturn s?

This is caused mainly by overdrawing from the 12v socket, or high power aftermarket accessories drawing from the same circuit. There will be melted plastic around the fuse. The radio, chime module, dome light, 12v socket, and fuel pump are on this circuit. You will probably know about it when the fuel pump stops working.

Are there any problems with the Saturn’s series?

Saturn experimented with making these out of plastic, it was a huge failure. ALL of them failed, if you still own one of these cars and it hasn’t been replaced, it has failed. Symptoms include hard starting, rough idle, temperature gauge not working, awful fuel economy, poor performance, and stumbling, among many other things.

Why does my 1996 Saturn SL2 not start?

The battery in my 1996 SL2 discharged because the car was sitting for several months unused (I know, I know — I should have disconnected the battery!). So I recharged it (pretty sure, anyway). Now the lights come on, etc. but when I turn the ignition the car cranks for about 1 second then stops cranking and there is a loud rapid clicking noise.

Why is my Saturn’s series making a clicking noise?

Now the lights come on, etc. but when I turn the ignition the car cranks for about 1 second then stops cranking and there is a loud rapid clicking noise. I’ve seen this symptom before in other cars but I can’t remember what they mean. Can anyone help?

What’s the problem with my Saturn’s series?

I have a 95 Saturn s-series with trouble starting when cold. Sometimes it take 5-10 minutes to get it started. When it does start it is all you can do to keep it running. I have had it to 2 different repair shops spending way too much to not have the problem fixed.

What causes a car cooling fan to stop working?

There’s many reasons why a cooling fan could stop working, such as a bad sensor, relay, fuse and more. DIY car repair with Scotty Kilmer, an auto mechanic for the last 42 years. 1. Bluetooth Scan Tool: http://amzn.to/2nfvmaD 2. Cheap Scan Tool: https://amzn.to/2D8Tvae 3. Professional Socket Set: http://amzn.to/2Bzmccg 4.

What should I do if my Saturn radiator fan is not working?

Open the fuse box by turning the knob on the fuse panel cover counterclockwise and pulling the fuse panel down. Remove the fuse for the fan with the supplied fuse puller (on the underside of the fuse box panel cover). Check to make sure that the fuse has not failed. The fuse contains a metal strip in the center of it that should be intact.

When does a Saturn’s series engine fail?

The aftermarket replacements have a quality problem; best bet is to find a low mileage junkyard replacement or order the OE part (~$70). Not hugely common, but still a recurring failure. They usually fail when the engine is hot. You’ll be driving along, and suddenly the engine dies, and won’t restart until it cools.

Why does my Saturn’s have a toaster head?

Some people run a 60-40 antifreeze-water mix as a preventative measure. The key symptom is massive oil contamination in the coolant, to the point where it has the consistency of a chocolate milkshake. The head is toast and the coolant system will need to be flushed thoroughly. This is only a problem with the SOHC engine.

Why is my engine cooling fan not working?

Your engine cooling fan, only runs when needed to help cool the engine. So, a engine cooling fan, relay or control circuit failure is bad news. Because, it can allow the engine to overheat. The engine coolant sensor or a separate engine temperature switch, is used to monitor engine temperature.

How to check check engine light on Saturn?

Saturn Check Engine Light Codes 1 Connect scan tool to the 16-pin data link connector (DLC) located underneath the steering column. The connector may have a removable cover. 2 Turn the ignition on. 3 Follow scan tool manufacturer’s operating instructions to access the Diagnostic Trouble Codes (DTC’s).

Why is my engine thermostat not turning on?

Engine thermostat is stuck OPEN (engine never gets hot enough to turn on the fan) A wiring problem (blown fuse, loose or corroded connector, shorts, opens, etc.) On most systems; there is a coolant temperature switch that turns the fans on and off. So, locate the coolant temperature switch and unplug it.

Where is the trouble code on a Saturn?

These are listed in numerical order for easy searching. When retrieving Saturn trouble codes with an OBD II scan tool, proceed as follows: 1. Connect scan tool to the 16-pin data link connector (DLC) located underneath the steering column. The connector may have a removable cover. 2. Turn the ignition on. 3.

How to troubleshoot the air conditioner in a Saturn s?

Before you start troubleshooting the AC, you’ll want to make sure that the outside temperature is above forty degrees. Then start the car, put the fan switch on, and push the AC button in. Now you should see the compressor clutch in the AC system spinning. If it isn’t, you need to find out why not.

Why is my air conditioner not working in my Saturn Ion?

If you cannot hear the sound that accompanies turning the air from low to high, then the problem is likely with the blower motor. Pull on the accessory trim plate to release the retaining fasteners to get to the control panel. Disconnect the electrical connector.

Why is my Saturn Vue blowing cold air?

On my 2007 Saturn Vue I been having trouble with it blowing cold air. If I’m sitting in idle it blows hot air. If I accelerate at 2000 RPM it blows cold.

Why are my cooling fans running at all times?

3. Cooling fans stay on at all times. If the cooling fans are staying on at all times, this is another (less common) symptom of a possible problem with the cooling fan relay. If the relay shorts internally, it may cause power to be permanently switched on, which will cause the fans to run at all times.

What are the signs of a bad cooling fan?

Common signs include the engine running hot and cooling fans either not functioning or running all the time. 1. Engine running hot 2. Cooling fans do not function 3. Cooling fans stay on at all times Most modern vehicles use electric cooling fans to help pull air through the radiator so that it can keep the engine cool.

Why does the cooling fan come on when the engine is cold?

Every time I go to start the car after it has been sitting for an entire day and the engine is cold, when I turn the key to the “On” position, before the engine is even started, the cooling fan comes on. How is this possible when the engine isn’t even running and the engine is cold. Again, the HVAC is off.

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