A water-based fluid used to remove heat from the engine. Also see cooling-system for related components such as the radiator and water-pump.

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2answers
43 views

Can I use an intercooler as a charge cooler radiator

I'm looking at creating an advanced charger cooler setup for my car, can I use an intercooler as a charge cooler radiator? Or do radiators need some special coating on the inside of them? It's a ...
0
votes
1answer
10 views

possibility of oil entry into coolant tank of figo

What are the possibilities of oil entering into coolant tank ? how to know it withoout seeing tank ? what need to be checked ? what precautions to be taken not reoccur the same trouble kishore
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0answers
20 views

Car is heating while Coolant Temp Sensor is normal

I bought a BMW 318i and the car heated twice so far while the coolant temperature sensor is normal. If we exclude the possibility that the sensor is malfunctioning, what problem would cause the ...
5
votes
3answers
62 views

Why would a water pump be run off of the timing belt?

I drive a 1999 Chrysler 300M, V6 3.5L engine. I am about to start a water pump replacement repair. I've discovered that the water pump is driven off of the timing belt, rather than either of the two ...
2
votes
2answers
48 views

How long does coolant last in storage?

I recently needed to top-off the coolant on my car, but only used a part of the gallon-sized 100% antifreeze container that it came in - how long is it worth keeping the rest in my garage for future ...
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vote
2answers
34 views

Oil in coolant, Pontiac Grand Am 99

I have a 99 Pontiac Grand Am which has done 160,000 km. Recently, I found oil in my coolant. Will this damage my car? What could be the reason behind this?
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1answer
10 views

1996 mazda 626 leaking coolant

My mazda 626 was leaking coolant. I replaced the radiator for there is clearly a hole on it. It worked fine for about a month. Then I see some leakage again. And this time it is around the right side ...
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3answers
36 views

Drove up a curb in my '94 525i bmw and took a chunk out of the sidewalk

Immediately after going up the curb i put the car into reverse, and then park where i then turned the engine off as quickly as possible. Four of the fan's blade broke off, front right blinker popped ...
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3answers
51 views

What to do when antifreeze is in the oil casing

My son accidently poured some antifreeze into the place where the oil goes now the car runs with ticking when its idle
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3answers
62 views

Coolant spills out of the overflow tank at high pressure

My '98 Subaru Forester spills all its coolant with very high pressure and overheats. I changed the radiator cap and did a flush, but still have the same problem. I added stop leak, but that did ...
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votes
0answers
49 views

Car wouldn't start apparently due to weak battery, but did start after I added coolant

I know there is a leak somewhere in the cooling system of my 1996 mazda 626. It is an old car, and I just keep adding coolant every two days. This morning, I was not able to start the car. It looked ...
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0answers
25 views

Igniting Engine after removing ECT(Engine Coolant Temperature) sensor

I read a bit about ECT (Engine Coolant Temp) sensor and learned it can be of Negative and Positive nature. But what i want to know is, if i remove the ECT sensor, i'll be able to ignite the car or ...
0
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1answer
46 views

Where does the coolant go?

I filled up the coolant a few months ago and today I found the coolant level is near MIN. Is it normal that coolant "evaporates" over time? Or does it mean that it is leaking somewhere?
3
votes
4answers
106 views

What's making my coolant overflow?

I got home to find a trail of coolant down the driveway and puddles forming under the car (1991 Toyota MR2 - 5SFE). Concerned that I blew a hose, I checked them all. Nothing. Finally decided to see ...
1
vote
2answers
36 views

2001 Ford F150 running hot

I changed my coolant hoses on my 2001 Ford F150 today. I let it idle for about 15 minutes and then took it for a test drive. It began to run hot during the test drive. What could cause this?
3
votes
1answer
196 views

Mechanic Troubles And A Small Watery Oil Leak

My car is a 2005 BMW 525i E60 with about 180,000km on the clock. It has been well looked after and serviced. I don't get dealer services, but go to a mechanic who has always been good and uses the ...
2
votes
1answer
354 views

Second burst ancillary hose on Z20LET engine

This morning was the second time the same ancillary coolant hose burst in my car. It's a 2005 model Opel/Vauxhall Astra turbo coupe (engine is Z20LET). Prior to this, I have had many problems with ...
2
votes
1answer
119 views

Mercedes OM636: Can I Resolder Wire to Coolant Temperature Sensor?

The wire contact connected to the Coolant Temperature Sensor of my Mercedes OM636 (Boat engine same as Mercedes 170D, 180D) was corroded and got accidentally snapped off. Can I just solder this back ...
0
votes
2answers
62 views

Low coolant in freezing weather

I have been running straight water as coolant in my truck. As we have very few days in the single digits, I have had no trouble. However, today dropped to 7 degrees. I allowed my truck to warm up ...
4
votes
1answer
137 views

Engine coolant gets to very low levels, but doesn't completely empty

2008 Toyota Tundra with a 5.7L V engine I noticed last month that my coolant reservoir was well below the 'low' mark. I filled her up, only to find out last week that it was back to the same spot ...
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2answers
455 views

How much coolant does a 98 Subaru Forester hold?

I'm looking to put an additive in my forester's cooling system, I'm not sure where to find out this information.
2
votes
2answers
53 views

where to put my coolant

I have a 325I 2003. I wanted to put coolant in my car and I started putting it in the reservoir. But I wasn't sure if that is where i put it so I stopped. Will it hurt if I put a little in the ...
2
votes
1answer
140 views

Oil in coolant none in oil

I have a 2003 F150 with a 5.4 engine. It started running rough and I noticed oil in my coolant. I checked the dipstick and it is clean. I was just a little low so I added oil. When I removed the oil ...
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2answers
76 views

Coolant boiling

When I start the engine it was showing me that the coolant level is low. I did buy a mixed antifreeze and put on top of the other. Like in 5 miles when I stopped I did hear a strange noise. I opened ...
3
votes
1answer
39 views

Is coolant testing necessary on modern vehicles?

My father in law continually reminds me to check my antifreeze when it starts getting cold. I get the squeeze tester out and it always shows everything is fine. We drive cars that are always less than ...
3
votes
1answer
74 views

In Columbus, Ohio. 28 degrees out for last 9 hrs. Only water in radiator.Can I start and drive safely?

99 Ford Windstar. I kept water in all summer or else it ran hot. Been trying to get antifreeze in through the top because I had no money to pay to find and fix problem, now since cooler outside, water ...
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votes
4answers
2k views

F-150, heater will blow hot, then cold

F-150, heater will blow hot, then cold and then heat gauge will rise to extreme high, will boil over then gauge will drop to normal. Just had it flushed and no change. After driving for about 10-15 ...
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votes
2answers
885 views

How can you tell the difference between oil or transmission fluid in the antifreeze?

I am in the process of repairing my 1997 Toyota 4-runner with a v-6 engine. I have only had the vehicle for a couple of days. I was doing a routine maintenance check on all the fluids. What I found ...
3
votes
2answers
2k views

My car won't start. Is it that I ran it without coolant or is it my battery?

Sunday I didn't use my car. At 9pm I moved it across the street because the street sweeper was passing on Monday. Monday morning at 8:30am my car doesn't start. I remembered that I haven't checked ...
2
votes
1answer
282 views

2004 Ford Escape Reserve Coolant mixed with oil

I have been using my 2004 ford escape 4x4 v6 for nearly 7 years now since my dad gave it to me. I am not a very technical guy when it comes to car maintenance but I see to it that it is always ...
1
vote
1answer
63 views

Overflow tank's lid has been opened for a long time

I've just found that overflow tank's lid has been opened by itself. I dont know how long maybe four months since I bought it. Coolant level is now above the full mark. Does it cause any damage to the ...
0
votes
1answer
884 views

What is Honda Coolant?

My 2000 Honda Civic 1.6 Aerodeck is getting a little low on coolant, and so needs a top-up. The question is - what do I put in? The manual rather unhelpfully says "use Honda coolant", but doesn't ...
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votes
2answers
459 views

Mixing antifreeze?

My dealer has not been good about topping off fluids lately. I bought some antifreeze (http://amzn.com/B0089LSFJ0) to get the level to just above minimum, but I'm concerned that I don't know what the ...
0
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2answers
95 views

Why doesn't the engine coolant dry up while the engine is running?

Why can't coolant dry inside the engine during engine operation?
5
votes
1answer
454 views

Chronic ignition problems with 1996 Suburban, replacing distributor cap makes it go away

I'm trying to diagnose an ongoing ignition problem with a 1996 Chevy Suburban. Sometimes it won't start, and the previous owner said this happens regularly, and every time the problem occurred, ...
3
votes
1answer
2k views

How do I find a vacuum leak? I'd highly prefer not to use a carb cleaner spray

The car is a 1998 Oldsmobile Intrigue with 3.8L V6 engine (3800 Series). I've been doing my research and due diligence, but please understand I'm very inexperienced with automobiles. I went to ...
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vote
2answers
491 views

95 geo metro 1.0L pushing coolant out of overflow

I have a 95 geo metro. Car runs good and has normal power. When car is idling it runs fine with no overheating or coolant being pushed out of the overflow. I was told to replace the water pump, ...
5
votes
1answer
1k views

Bubbling sound from coolant and increase coolant liquid level

I drive an old Daihatsu Charade 1993. Just 2 days ago, I heard a bubbling sound from the coolant when I turned off the machine. I didn't really care much until yesterday when the car got hot ...
1
vote
1answer
55 views

Oil in coolant after gasket work 1995 Chevrolet Lumina

I had a coolant leak that turned out to be a bad gasket. Coolant was leaking into the motor. I had the gasket replaced, and was told to change the oil after a few hundred miles. When I did, it turned ...
2
votes
1answer
506 views

1998 Chevy Lumina won’t start, crank, or click

I have a 1998 Chevrolet Lumina and recently I have had intermittent starting issues. My brother and I bought a new starter and put it in and it still wouldn’t start. After replacing the starter we’ve ...
1
vote
2answers
2k views

Having Trouble with my 2003 Ford Escape oil light and coolant light

I have a 2003 Ford Escape V6. I'd have to say a couple of months ago my oil light popped on (most of the time only when I hit the brakes), then it would kind of blink a lot until I was on the gas ...
2
votes
3answers
424 views

Clear water in coolant reservoir

Over the weekend I took my 2000 Toyota 4Runner to a local shop to get the oil changed. While there they told me I needed to flush the coolant, pulling clear water out of the coolant reservoir. They ...
2
votes
1answer
1k views

Bad temperature gauge reading on '96 Ford F-150

On my 1996 F-150 with the 4.9 L (300 CID) inline 6, for some time now, the engine barely reaches the normal coolant temperature as read on the gauge. Historically, it would climb until it was in a ...
5
votes
3answers
409 views

Does a small amount of dried coolant warrant replacing block heater, radiator and hose Or can I use K-Seal?

My garage found a small amount of dried coolant on my radiator and block heater and tell me that I needed to replace my radiator, block heater, and hose urgently, as it could leak at any moment. I ...
7
votes
4answers
44k views

What happens if I drive without antifreeze in my car?

What happens if I drive without antifreeze in my car (no water / no antifreeze)? This is my main question. I've added some follow up questions that are specific to my situation but for the main ...
8
votes
4answers
29k views

Oil in the radiator, but no coolant in the oil

The car is a '98 Buick Lesabre with the 3800 engine and about 170k miles. It appears as though some oil was in the radiator, but I haven't seen any signs of coolant in the oil. The water pump recently ...
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2answers
8k views

Using only coolant or mix of water for radiator?

Do I have to use only coolant for radiator or mix coolant with water, if so what percentage of coolant and water should be mixed?
5
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2answers
671 views

Changed radiator, now have misfiring?

I have a 1996 Nissan Altima. I had to change my radiator recently because it developed some cracks on the top of the tank and I would have to refill the tank every few days. When I changed the ...
2
votes
1answer
271 views

What happens when under-filled coolant overheats?

I have a bmw k1200s motorcycle. You suppose to fill in the coolant using vacuum. I usually fill it in at home, drive to a dealer and let them deal with the vacuum stuff. it didn't work out this time. ...
9
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5answers
51k views

Can I drive a car with only water and no coolant if it has a leak?

Recently, I was informed that a car I share ('02 Nissan Sentra) was close to overheating. I was told it gets close to the upper limit very quickly upon running the car. When I inspected the vehicle, I ...