Replacing the heater core can be an expensive job, and usually costs between $564 – $927 for parts and labor. The parts aren’t particularly expensive, normally costing $80 – $234, but the location of the heater core means that labor costs tend to be quite high.

Also, How do you flush an engine block?

The basic steps to flush a car engine block are:
  1. Remove the lower radiator hose and catch the draining coolant in a bucket.
  2. Remove the top radiator hose and flush the system out with a normal hose.
  3. Continue until the water runs clear out of the bottom of the engine.
  4. Refill with coolant and reattach the radiator hoses.

In this way, Why does my Jeep Wrangler smell like antifreeze? The loose belt may not turn the water pump enough rpms, engine temp then rises and you smell the overheated antifreeze thru the reservoir hose/cap. Antifreeze low” It’s a mystery.

20 Related Questions Answers Found


How much is a coolant flush at Jiffy Lube?

Jiffy Lube radiator coolant flush cost

The radiator coolant flush costs only $99.99. Along with the full diagnosis and visual inspection, you get the brand new antifreeze exchanging totally for free.

What coolant should I use for my Jeep Wrangler?

Wrangler Cooling Capacity

Most 4.0L engines hold about 6 quarts of 10W-30 coolant, although the 4.0L JK series requires 5W-20 coolant.

What happens if you dont flush coolant?

When this happens, the coolant can become highly corrosive. Others believe a vehicle’s coolant does not need to be flushed, but simply topped off. Similar to a car’s oil, coolant breaks down over time. If not serviced, old or broken-down coolant can wear down the engine or cause corrosion.

How can I flush my radiator at home?

To flush a radiator, start by draining all of the old antifreeze in the radiator into a drainage pan. Then, seal the drain valve and pour a full bottle of radiator cleaner and 1 gallon of distilled water into the radiator reservoir. Next, turn your vehicle on with the heat on full blast for 5 minutes.

How can you tell if you have a bad heater core?

There are several telltale signs that you’re experiencing a heater core problem:
  1. You have little or no heat inside your car.
  2. You smell coolant inside your vehicle.
  3. Your windows fog up.
  4. You see signs of a coolant leak under the dashboard.
  5. Your coolant level is dropping, or your engine is running hot.

How do you know if your radiator is clogged up?

5 Signs That Tell You Your Radiator Is Clogged
  1. Leaking coolant. When coolant is not able to circulate in the radiator, it can leak out onto other areas of the vehicle.
  2. Discolored and thicker coolant. You know your coolant’s original color, don’t you?
  3. Damaged water pump.
  4. Excessively high gauge temperature readings.
  5. Blocked, bent, or damaged radiator fins.

How do you reverse a radiator flush?

Remove the thermostat

Seal a garden hose into the housing stub. Flush until water runs clear from the bottom hose. This is reverse flushing: water normally flows up the engine. Refit the radiator if you removed it, and put back the thermostat.

How much does a radiator flush cost?

How do you bleed a Jeep JK radiator?

Start the Jeep let it warm up till the thermostat opens,( you will feel the heat in the radiator hose when it opens ) then shut it off and use the 90 degree screwdriver, bleed it, then tighten the screw and restart the motor to finish.

How much antifreeze does a 2013 Jeep Wrangler hold?

Jeep Wrangler JK Fluid Capacities
Component Quantity Fluid Type
3.8L Cooling System 13 Quarts 50/50 Antifreeze/Water Mix
3.6L Cooling System (2013-2018) 10.5 Quarts
3.6L Cooling System (2012) 13 Quarts
NSG370 6-Speed Manual 1.6 Quarts / 1.5 Liters Mopar Manual Trans Lubricant or Equivalent

How do you remove gunk from a radiator?

How to Remove Sludge From a Radiator
  1. Park the car in a flat location.
  2. Drain the radiator.
  3. Fill the radiator with fresh water.
  4. Turn on the car and allow it to run until the fan turns on.
  5. Drain the water from the radiator by removing the cap and drain plug.

Can I use Prestone coolant in my Jeep Wrangler?

Zerex G-05 Coolant is available at most auto parts stores. Be sure to use a 50/50 mix of coolant and distilled water. DO NOT use Prestone, or any “universal type” antifreeze.

What’s the best radiator flush?

The Best Radiator Flush Reviews
  1. Niteo Motor Medic MF3. The first best radiator cleaner to try out is the Niteo motor Medic MF3.
  2. Zerex ZXC01- Best Radiator cleaner.
  3. BlueDevil 00204.
  4. Irontite ThoroFlush 468-9110-16- Best Radiator flush Cleaner.
  5. Design Engineering 040200.
  6. Gunk Motor Medic C1412.
  7. Bar’s Leaks 1211.
  8. Permatex 80030.

What type of coolant does a 2007 Jeep Wrangler used?

The 2007 Jeep Wrangler recommends Mopar Antifreeze/Coolant 5 Year/100,000 Mile Formula HOAT (Hybrid Organic Additive Technology) coolant.

Can you drive with a bad heater core?

How to Check the Oil in a Jeep Wrangler JK
  1. Release the hood of your Jeep by detaching the rubber latches on both sides of the hood.
  2. Locate the oil dipstick in the engine compartment.
  3. Pull the dipstick straight out of the tube.
  4. Remove the dipstick again, and check the oil level reading toward the end of the stick.

Can you drive with a bad heater core?

Hybrid Organic Acid Technology (HOAT) is a combination of IAT and OAT. Several manufacturers are using HOAT for their vehicles. One version is dyed orange and contains 10% recycled antifreeze. Nitrited Organic Acid Technology (NOAT) is an OAT with nitrite added.

Can I use CLR in my radiator?

You’ll have to block off at least the lower radiator hose and possibly one or two heater hose connections, and then you can fill the block with a mixture of CLR and water and let it sit (with thermostat out so there are no air pockets in there). Then you’ll have to flush it all out and then drain the block at the end.

What kind of antifreeze does a 2014 Jeep Wrangler take?

Jeep recommends using MOPAR Antifreeze/Coolant 10 Year/ 150,000 Mile Formula OAT for the 2014 Wrangler.

What is oat engine coolant?

OAT is an acronym for Organic Acid (Additive) Technology which describes the type of materials responsible for the corrosion protection offered by a coolant of this type. OATs are Long Life Coolants (LLC), based on minimally depleting Carboxylate Technology.

What is radiator flush made of?

The radiator and cooling system can maintain this temperature range with a liquid mixture of 50 percent antifreeze and 50 percent water.

The average cost for a Jeep Wrangler heater core replacement is between $631 and $797. Labor costs are estimated between $500 and $632 while parts are priced between $131 and $165.

What happens when your heater core goes out?

A heater core often goes bad due to leaking. As the heater core uses engine coolant to generate heat, a leaking heater core will reduce the amount of coolant in the cooling system. Low coolant will cause an engine to run at a higher temperature, which can result in extensive engine damage.

Can a leaking heater core Be Fixed?

Fixing a leaking heater core will always be much easier than replacing one. Since it is only a small leak in the heater core, we recommend simply sealing that leak and leaving your heater core in place. You can do this by simply by adding BlueDevil Pour-N-Go to your vehicle’s radiator when your vehicle is cold.

Can a leaking heater core Be Fixed?

You can still drive on with the condition; however, you should not, for a long time. The heater core uses the engine’s coolant, and a faulty heater core affects the cooling effect which then raises the temperature. Not curing the issue and continue to drive the vehicle this way can lead to further engine damage.

How many hours does it take to replace a heater core?

1-12 hours depending on the car!

What jeeps are being recalled?

Most Recalled Jeep Vehicles
  • Grand Cherokee 95.
  • Cherokee 70.
  • Wrangler 58.
  • Liberty 37.
  • Compass 21.
  • Commander 14.
  • Patriot 10.
  • Renegade 8.

What color coolant does jeep use?

You can buy Mopar brand coolant if you want to which is purple (I think). Your Jeep came with OAT type antifreeze which is usually reddish in color. You can always flush it out and use an all purpose type.

What color is Hoat coolant?


How much is a heater core for a Jeep?

Most Recalled Jeep Vehicles
  • Grand Cherokee 95.
  • Cherokee 70.
  • Wrangler 58.
  • Liberty 37.
  • Compass 21.
  • Commander 14.
  • Patriot 10.
  • Renegade 8.

How much oil does a 2014 Jeep Wrangler take?

Notes: Full synthetic. 5W-20. 5 quarts container.

The average cost for a Jeep Wrangler heater core replacement is between $631 and $797. Labor costs are estimated between $500 and $632 while parts are priced between $131 and $165.