MAN 33779605046 Heater Hose

Description

This MAN heater line, also known as a Heater Hose, is a critical component of a vehicle's HVAC system, responsible for circulating hot engine coolant to the heater core. This allows for efficient heat transfer and provides warmth to the vehicle's cabin. Manufactured in Germany with MPN 33779605046 and dimensions of 20 x 75 x 290 mm, this hose is engineered for durability and reliable performance, ensuring consistent heating and contributing to overall passenger comfort. Its robust construction resists cracking, leaking, and degradation, even under extreme temperatures and pressures.

Key Features & Benefits

This hose basically carries hot engine coolant – that’s the fluid that keeps your engine from overheating – to your heater core. The heater core is like a little radiator inside your dashboard. The coolant warms it up, and then the blower fan pushes air across it, giving you heat inside the cabin. It’s a pretty simple system, but relies on these hoses doing their job. There's usually more than one, often an upper and a lower to create a loop. It’s part of your vehicle’s heating and cooling system, specifically the part that provides warmth to the interior. Think of it as a vital link connecting the engine’s warmth to where you are sitting. It's not directly involved in keeping the engine cool, but it utilizes the engine's heat.

Symptoms, Risks & Replacements

Well, if this hose fails, you’ll likely lose heat inside the car. You’ll notice if it’s a really bad leak – coolant will probably be dripping inside the vehicle, or you’ll see it under the hood. More subtly, a pinhole leak can cause a gradual loss of coolant, which can lead to overheating if you’re not careful. It acts like a shield, keeping the hot coolant where it needs to be and preventing it from spilling. They get old, they get brittle, and they crack, especially with temperature changes. Fixparts Online has a good selection of these, and replacing them is a relatively inexpensive way to avoid a bigger problem down the road.

Warranty Information

MAN Heater Hose (MPN 33779605046) comes with a 1-year warranty.