Mercedes R350 Heater Hose Parts

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3.0l diesel, #3. Your part is located within diagram as #15.
2010 Mercedes R350
Available To Order
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Usually ships within 1-2 business days. Availability is not guaranteed.
$48.31
Reg
$50.32
List
$55.00

The average cost of a Mercedes R350 heater hose is between $48.31 and $48.31.

What Are Common Signs Of A Failing Mercedes R350 Heater Hose?

Spotting issues with a Mercedes R350 heater hose doesn’t usually take long. Coolant leaks leave damp spots under the car or a slow drop in the coolant reservoir. Cracked or bulging hoses grab your attention during a quick look under the hood. If you start up the heater and don’t feel warm air inside the cabin, something isn’t letting coolant move as it should. Sometimes, a sweet smell wafts from the engine bay, a giveaway that coolant is escaping. When any of these things turn up, about the worst move is to keep driving. A worn hose might lead to bigger problems fast, like overheating.

How Difficult Is It To Replace The Mercedes R350 Heater Hose?

Swapping out a Mercedes R350 heater hose usually falls in the middle of the road—it’s neither a cinch nor the toughest repair. The hoses run in tight quarters and snaking your hands past the firewall and engine bits can be awkward. Most will need to take off engine covers, maybe move some lines or other components. Stubborn hose clamps sometimes turn a simple job into one that tests your patience. If you’ve worked on car cooling systems before, you’ll probably get by. If you haven’t, handing the job to a pro saves some time and prevents mistakes that could turn costly.

What Causes The Mercedes R350 Heater Hose To Fail?

The Mercedes R350 heater hose can fail for a stack of reasons. After years of heat and pressure, rubber loses its snap and starts to split. Even the best hoses wear out when coolant chemicals break down or get contaminated. Rust and gunk around clamps or fittings put extra stress on the hose, leading to early failure. Some hoses end up pinched by debris, creating weak spots that eventually burst. Keeping up with regular coolant changes and peeking under the hood now and then gives the hose a better chance at a long life.

What Is The Typical Cost To Replace A Mercedes R350 Heater Hose?

Expect replacement of a Mercedes R350 heater hose to cost between $300 and $500 at most shops, with labor driving much of the bill. The part itself won’t dent your wallet as much—$50 to $100 covers most hoses—but it’s the hours in a cramped engine bay that add up. Change the hose yourself and you’ll just need the part, some fresh coolant, and possibly new clamps. Shops will charge for the full service, but you get the peace of mind that it’s done right the first time.

Can A Mercedes R350 Heater Hose Be Temporarily Repaired?

If you’re stuck, a split Mercedes R350 heater hose can be patched up for a short while with heavy-duty tape or sealant. It’s not a fix you want to trust for long—pressure and heat from hot coolant can make the patch spring a leak again pretty fast. Keep one eye on your temperature gauge, and don’t count on the repair lasting any longer than it takes to reach home or a shop. Permanent repairs always mean a fresh hose.

Why Choose AutohausAZ For Your Mercedes R350 Heater Hose?

At AutohausAZ, we know life doesn’t slow down just because your Mercedes R350 needs parts. A heater hose shouldn’t break the bank or cost you days waiting around. We lock in prices that beat the dealer every time, so you keep more cash in your pocket. Orders move out our door fast so your garage job doesn’t go unfinished. Got the wrong part? Changed your mind? Our return process keeps it simple—ship it back, no wasted time arguing with the counter. Every hose we stock comes from brands we trust, ones that fit your Benz right and hold up mile after mile. If you’ve ordered once or a dozen times, you get our best prices, fast shipping, and real support every time. Let’s keep your R350 running strong without the wait or the runaround.