Radiator Hose - VAICO - V30-4012
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eBayVAICO Radiator Hose for MERCEDES-BENZ SPRINTER 5-t Bus B906 2009-03 to 2018-12
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Product Information
Full details
The VAICO V30-4012 radiator hose is designed for vehicle owners and DIY mechanics who need a reliable, direct replacement component to restore the integrity of their vehicle's cooling system. This hose ensures consistent coolant circulation for efficient engine operation, though users should note that proper installation requires a basic understanding of automotive cooling systems and the availability of specific coolant-safe hose clamps.
All features
| Model Part Number | V30-4012 |
|---|---|
| Brand | VAICO |
Extended Product Information
FAQs
Is the V30-4012 compatible with all vehicle makes?
No, this part is designed for specific applications based on the VAICO V30-4012 compatibility list; always check your vehicle's service manual or VIN before purchase.
Do I need to replace my hose clamps when installing this new hose?
It is highly recommended to replace old, corroded clamps with new ones to ensure a proper, leak-free seal.
What should I do if the hose feels too stiff to install?
Ensure the engine compartment temperature is at room temperature. If it is cold, the material may be less pliable, but it should not require force if it is the correct part.
How often should I inspect the radiator hose?
You should inspect your cooling system hoses during every oil change or at least twice a year for signs of cracks, soft spots, or crusty coolant residue.
Can I use standard water instead of coolant?
It is strongly recommended to use the manufacturer-specified coolant mixture to prevent corrosion, freezing, and boiling, which can degrade the internal material of the hose.
Troubleshooting
Coolant leaking at the hose connection point
Verify the hose is pushed completely past the radiator barb and that the hose clamp is properly centered over the connection point.
Hose appearing to collapse when engine is running
Check the cooling system for a faulty radiator cap, which can create a vacuum and cause the hose to collapse.
Difficulty sliding hose onto the connector
Ensure the connection surface is clean of old rubber residue or corrosion. A light application of coolant can act as a lubricant.
Pros and Cons
Pros
- Exact replacement for original equipment
- High resistance to engine heat and chemical degradation
- Lightweight construction simplifies installation
- Ensures stable coolant pressure for engine efficiency
Cons
- Requires specific tools for hose clamp removal and installation
- Cooling system must be drained prior to replacement
- Not intended for custom modifications beyond standard OE fitment
Setup, Compatibility & Care
Before beginning installation, ensure the engine is completely cool to avoid injury from pressurized coolant. Drain the cooling system into a suitable catch pan. When removing the old hose, loosen the clamps and pull gently; if the hose is stuck, use a pick tool but avoid prying against the radiator neck to prevent cracking the plastic housing. Slide the V30-4012 into position, ensuring it is fully seated over the barbs. Tighten clamps securely, but avoid over-tightening. Always check the coolant level after installation and run the engine to bleed any trapped air. Inspect the hose periodically for signs of swelling or cracking during standard maintenance intervals.