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17 votes
Accepted

Replacement ford fiesta radiator has extra hose

What you've been sent is the radiator for the diesel variant - as opposed to what appears to be the 1.25l Zetec petrol engine in your first diagram. You're correct in that the "main" radiator ...
motosubatsu's user avatar
  • 10.1k
17 votes

Should I accept this help in fixing a 1" hole in my radiator?

Do it right the first time. In the best case the "quick and dirty"-fix fails at the first pressurization, in worst case when you need it at most. What should concern you more: How does a ...
Martin's user avatar
  • 8,458
16 votes

Should I accept this help in fixing a 1" hole in my radiator?

Aluminum foil is at best a very temporary fix to get you to the mechanic, it's not a long-term solution. Your mechanic is right, the hole shows that there's damage to your radiator, probably due to ...
GdD's user avatar
  • 17k
9 votes

I put Adblu in radiator coolant tank in Peugeot Boxer 435 Onnicar

ADBLU is a mix of uric acid and water, and you don't want acid in your cooling system as it can cause corrosion. It's not a disaster, you just need to drain your coolant out of the system and refill ...
GdD's user avatar
  • 17k
8 votes

Will driving car without coolant cap do long term damage to car?

If you didn't overheat the car, then you've done no damage. The radiator cap seals the system and allows pressure to build (to a point), which raises the boiling point of the coolant. This allows it ...
Pᴀᴜʟsᴛᴇʀ2's user avatar
7 votes
Accepted

Excessive Coolant Expansion: Part 2

It's possible that the impeller blades on the water pump are either compromised or gone completely. I ran into a somewhat similar situation with a Chrysler. The engine would not overheat driving. ...
vini_i's user avatar
  • 16k
7 votes
Accepted

How to remove coolant hose from T piece

Yes, you need to cut them - difficult but possible with sidecutters, they do make special cutters for these, but you can grind them : be very careful where the sparks go : cover everything... For ...
Solar Mike's user avatar
  • 34.6k
7 votes

How can I fix a mixed coolant problem?

"Green" coolant is usually considered a typical coolant. It should get changed out about every two years. "Orange" coolant implies Dexcool, which is the stuff used in GM vehicles and is a long life ...
Pᴀᴜʟsᴛᴇʀ2's user avatar
6 votes
Accepted

Radiator leak 92 subaru, repairs possible or replace?

Radiators are pretty simple to replace. If you've never done it before, look at some youtube videos, and set aside about 4 hours for it (90 minutes, if you're handy with a spanner). Repairs on ...
PeteCon's user avatar
  • 8,712
6 votes

Radiator Water Issue

You want to make sure you do not put tap water into the cooling system on your vehicle. The cooling system has a leak, which is why you need to refill it periodically. Look on the ground where you ...
David Winslow's user avatar
6 votes

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

I am glad you got a good outcome, but would like to answer because I have a fair amount of experience with difficult cooling system issues, and the most recent one occurred while I was over 1,000 ...
Thomas Carlisle's user avatar
6 votes
Accepted

Why does the radiator fan have to start when turning the A/C on?

In a nutshell: The radiator fan comes on so the A/C works at its highest efficiency. The A/C condenser (the part which sits in front of the coolant radiator) is a heat exchanger. If air isn't ...
Pᴀᴜʟsᴛᴇʀ2's user avatar
6 votes

Resting a radiator on metal brackets

The vibration from the engine and driving will cause fretting which will wear away at the metal of the radiator. The softer metal will wear faster and will eventually make a hole in the base, most ...
Solar Mike's user avatar
  • 34.6k
6 votes
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How can I tell if my radiator is bad?

Coolant coming out clean is a good sign. How to spot a bad radiator A radiator is a device consisting of tubes through which coolant flows and fins connecting the tubes. The fins increase the ...
D. SM's user avatar
  • 683
6 votes
Accepted

Does Coolant Actively Circulate Through Overflow Reservoir?

It depends on if you're actually talking about an overflow reservoir or an expansion tank. Expansion tanks are a lot more common in this day and age then they used to be, so this may be what you're ...
Pᴀᴜʟsᴛᴇʀ2's user avatar
5 votes
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1998 civic lx overheating

The fact that the fan comes on when the switch is jumped is very useful since this tests the power source, relays and fan motor. The fans can be activated by either the switch in the water passage ...
Fred Wilson's user avatar
  • 11.6k
5 votes

Is it unreasonable to expect nation chain mechanics to recognize a blown head gasket from a radiator problem before installing new radiator?

I would not immediately assume the repair shop was out to get you. Its possible, but not likely. PepBoys is a national chain, and their best most profitable behavior is to quickly and efficiently ...
zipzit's user avatar
  • 6,559
5 votes

Is it necessary to run the engine after adding radiator coolant or only when draining?

Yes, run the engine After you do any work involved with draining the coolant you will either have an exact process to remove air from the cooling system or you will simply run the engine. If you ...
DucatiKiller's user avatar
  • 32.9k
5 votes
Accepted

How do car cooling systems cool the engine? Won't the air flowing through the radiator flow over the engine (as it exits the car) making it hot again?

The difference is that a radiator is constructed to have very high surface area it is this contact area between the surface of the radiator and the air which allows a high rate of heat transfer. The ...
Chris Johns's user avatar
  • 1,586
5 votes

How long to wait for radiator to cool down before working on it?

Probably… You don't say how far the drive to your friends house is, but in my experience an hour of down time results in a pretty big temperature drop. But your milage may vary, so before you proceed ...
dlu's user avatar
  • 14.5k
5 votes
Accepted

Was sent radiator for automatic rather than manual. Can I simply connect the two unneeded outlets with a piece of radiator hose?

Depends on the design. If those ports are connected to the same fluid channels in the radiator then you will need to blank them or connect together. Many have a separate radiator built into the same ...
Solar Mike's user avatar
  • 34.6k
4 votes

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

I’ve driven without coolant using only distilled water for a week or two. Although, I wouldn’t recommend it for long term usage, it can work in a bind. Depending on where you live, it doesn’t seem ...
Shink0's user avatar
  • 141
4 votes

less coolant everyday in the radiator reserve tank

You have air in your engines cooling system/radiator If you have air in your cooling system it will expand as you drive the vehicle and the engine gets hot. When the air expands it eventually finds ...
DucatiKiller's user avatar
  • 32.9k
4 votes
Accepted

Replacement Radiator Cap

It's by far better for your vehicle than to run without one. The replacement radiator cap is going to be fairly close in pressure to your original one. The system should be able to handle it if it's a ...
Pᴀᴜʟsᴛᴇʀ2's user avatar
4 votes

How long to wait for radiator to cool down before working on it?

Great question! One hour should be plenty. If you open it too soon, you'll have an explosion of boiling liquid in your face and on your arms. However, if you wait for it to cool for an hour, you ...
anonymous2's user avatar
  • 5,235
4 votes
Accepted

Poured Antifreeze Coolant into radiator without diluting. Any issues? How to remedy it

Run it for a bit so it mixes. Then go to a shop / garage and have the ratio tested. Once you have the result, then you can drain a bit and add water if necessary. If it is within the correct range ...
Solar Mike's user avatar
  • 34.6k
4 votes

Rubber pieces found in engine coolant

If the hoses are shedding rubber then they are nearing their end of life. To avoid problems, like having one burst open on the road, you should replace any of them which are showing signs of age. ...
jwh20's user avatar
  • 12.1k
4 votes
Accepted

How long can I run radiator flush in my car?

Radiator flush isn't anything magic. It is just a corrosive liquid that attacks everything in contact with it, to greater or lesser extent. You hope it dissolves the blockage before it makes a mess ...
alephzero's user avatar
  • 2,954
3 votes

1998 civic lx overheating

Best recommendation: Purchase a $30 Haynes or Chilton repair manual from your local autoparts store. Best money spent ever. Then follow the troubleshooting guide in your book for "poor cooling". ...
zipzit's user avatar
  • 6,559
3 votes
Accepted

Subaru 2002 Impreza 2.5 TS - Head Gasket

What's the best course of action? Figure out where the coolant is going. Here are some ideas: Drain your oil and change it, and the oil filter too. Look for signs of coolant in the old oil. If you ...
Jason C's user avatar
  • 4,890

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