Tagged Questions

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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2001 Pontiac Grand Am - Oil in coolant

I just bought my car from a owner I noticed there was oil or what looks like oil in the coolant there is no coolant in oil and car doesn't over heat. It's a 2001 Pontiac Grand Am with 230,000 miles ...
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1answer
32 views

My radiator fan keeps on right after shutting off the car (Hyundai Accent 2002 GL 1.6)

My car radiator fan keeps on working right after shutting down my car, which is strange and never happened before. I suspected the temperature sensor, but through the OBD II kit, I am able to read ...
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0answers
12 views

Oil in coolant reservoir [duplicate]

I have a '99 olds bravada, noticed it leaking green coolant so when I looked in reservoir I looked like oil floating at the top. Why and how did oil get into the coolant reservoir? And what might it ...
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1answer
30 views

What causes mud in my radiator?

Ive changed my oil about one month ago but just recently my check oil light has started coming on and I started losing my heat. I thought I might just have low antifreeze but when I opened my radiator ...
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1answer
30 views

Coolant overflows into overflow when accelerating, but completely empties when car cools

My VW Polo's coolant overflows out of the expansion tank. It's like there is too much pressure, causing the coolant to boil out of the tank, yet the temperature is normal. The fan always kicks in, ...
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1answer
21 views

Motor Oil in Coolant Reserve [duplicate]

2004 Mercedes E500 - Yes, I am sure of it. In a moment of stupidity, I added about 8oz of motor oil to the coolant reserve. I have heard nothing will happen and I've also heard it can mess up the ...
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1answer
39 views

Reason for oil like substance in coolant reservoir and under radiator cap?

I have a 96 Ford Ranger 3.0. There is an oil like substance in the coolant reservoir and under radiator cap. Oil is clean with no loss. Transmission is idling fine. No overheating of cooling system. ...
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1answer
40 views

Loss of coolant from under car

I just replaced top and bottom radiator hoses and car has new water pump. It's an '86 mercury grand marquis. Once I replaced everything and filled the radiator with 50/50, I cranked the car up. Soon ...
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2answers
73 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 ...
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1answer
25 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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30 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 ...
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3answers
93 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
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2answers
184 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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2answers
51 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
16 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
44 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
64 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
90 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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0answers
76 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
27 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 ...
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1answer
48 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
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4answers
143 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 ...
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2answers
46 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?
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1answer
350 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
408 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
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1answer
127 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 ...
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2answers
64 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
191 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
569 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.
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votes
2answers
60 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
168 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
83 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
42 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
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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 ...
4
votes
4answers
3k 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
1k 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 ...
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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
332 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 ...
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1answer
64 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 ...
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votes
1answer
1k 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 ...
3
votes
2answers
581 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
100 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
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1answer
553 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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2answers
565 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
2k 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 ...
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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
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1answer
622 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
486 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 ...