Mercedes ML320 Coolant Hose Parts

Showing 16 out of 16 part(s) found in our catalog.

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1998, 1999, 2000, 2001, 2002, 2003 Mercedes ML320
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$24.99
Reg
$26.03
List
$97.00
2007, 2008 Mercedes ML320
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$1.49
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$1.55
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$5.00
2007, 2008, 2009 Mercedes ML320
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$22.69
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$23.64
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$28.50
2007, 2008, 2009 Mercedes ML320
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$50.99
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$53.11
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$92.00
Trim to exact length required upon installation, used from expansion tank to radiator and/or de-aeration line.
1998, 1999, 2000, 2001, 2002 Mercedes ML320
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$8.99
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$9.36
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$33.50
OEM
1 per car.
1998, 1999, 2000, 2001, 2002, 2003 Mercedes ML320
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$10.19
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$10.61
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$54.00
For models with chassis serial number through A-145272 or X-707755.
1998, 1999, 2000, 2001, 2002 Mercedes ML320
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$8.59
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$8.95
List
$87.00
2007, 2008 Mercedes ML320
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$42.99
Reg
$44.78
List
$50.00
OEM
1 per car.
1998, 1999, 2000, 2001, 2002 Mercedes ML320
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$14.99
Reg
$15.61
List
$17.50
For models with 722.9xx 7-speed automatic transmission only. Up to 4 per car.
2007, 2008, 2009 Mercedes ML320
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$1.49
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$1.55
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$1.50
2007, 2008 Mercedes ML320
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Leaves closest warehouse today if ordered before 2 PM MST.
$72.99
Reg
$76.03
List
$45.00
2009 Mercedes ML320
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$62.99
Reg
$65.61
List
$76.00
2007, 2008, 2009 Mercedes ML320
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$2.19
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$2.28
List
$3.90
2009 Mercedes ML320
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$53.99
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$56.24
List
$33.50
2003 Mercedes ML320
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$17.99
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$18.74
List
$17.50
2009 Mercedes ML320
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$45.99
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$47.91
List
$65.00

The average cost of a Mercedes ML320 coolant hose is between $1.49 and $72.99.

What Are The Common Signs Of A Faulty Mercedes ML320 Coolant Hose?

When something’s off with your Mercedes ML320 coolant hose, a few signs stand out. You might spot a patch of coolant under your car after it’s been parked a while. Sometimes, there’s a sweet smell that lingers near the hood, even after shutting off the engine. Watch the temperature gauge, too—if it climbs higher than usual, that’s a red flag. Some drivers hear a sharp hissing if they pop the hood after driving, while others notice cracks, bulges, or soft spots on the hoses themselves. Even if your engine seems fine, early symptoms like these point to trouble ahead. Acting sooner helps you avoid getting stuck on the road or facing a costly repair bill.

How Often Should The Mercedes ML320 Coolant Hose Be Replaced?

There isn’t a strict timetable for replacing the Mercedes ML320 coolant hose. Everything depends on where you drive and how you treat your car. Most people get five to seven years out of a hose, though some notice trouble sooner in hotter, drier climates. The best move is to look over the hoses every time you get your oil changed. If you squeeze the hose and it feels mushy, or if you see any cracks or swelling, swap it out right away. Staying ahead of wear keeps your engine cool and prevents a small problem from turning into something far worse.

What Causes The Mercedes ML320 Coolant Hose To Fail?

A mix of reasons brings down a Mercedes ML320 coolant hose. Years of heat and pressure stretch and weaken the rubber. Leaking oil or power steering fluid makes hoses soft or brittle, breaking them down faster. If your radiator cap doesn’t seal tightly, pressure spikes can push an already weak hose to its limit. Rocks, road salt, and tight bends add even more stress. Even a small nick or bad clamp can shorten a hose’s life. Checking for leaks or odd bulges catches most issues early.

How Do You Replace A Mercedes ML320 Coolant Hose?

Start after the engine cools to keep things safe. Open the radiator cap slowly to let off any leftover pressure. Drain the coolant—most models have a drain plug at the bottom. Loosen both hose clamps with a screwdriver or pliers. Sometimes those old hoses need a twist to break the seal. Clean up the area before slipping on the new hose. Tighten the clamps, refill fresh coolant, and run the engine as you watch for leaks. It’s simple and saves your engine from bigger problems down the line.

Can A Mercedes ML320 Coolant Hose Leak Cause Engine Overheating?

Yes—a leaking Mercedes ML320 coolant hose is a straight shot to overheating. Losing coolant means your engine can’t stay at the right temperature. Even a slow drip drops the pressure enough to hurt the cooling ability. If you ignore it, a warped cylinder head or total engine failure isn’t far behind. As soon as you spot a leak, feel a soft hose, or see your temperature gauge inching higher, get it fixed. It’s an easy job compared to the headache of major engine repairs.

Looking For An Affordable Mercedes ML320 Coolant Hose?

Check out AutohausAZ, where you’ll find Mercedes ML320 coolant hoses priced to fit your budget. They’ll get your order shipped fast and offer easy returns if things aren’t right. No stress, just quality parts shipped straight to your door. When your Mercedes needs something as vital as a coolant hose, there’s no reason to pay more or wait longer than you have to.