Key Questions to Ask When Ordering Mechanical Water Pump For Cars

The water pump may not be the flashiest component in your vehicle, but it plays a crucial role in keeping your engine running. In this FAQ guide, we’ll cover everything you need to know about modern water pumps, from signs of failure to maintenance tips.

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What Is The Difference Between Mechanical And Electric Water Pumps?

• The engine powers mechanical water pumps via a belt or chain
• Electric water pumps get power from the vehicle’s battery

Mechanical water pumps are driven by the engine’s accessory belt or timing belt/chain, meaning they rely on the engine for operation. Their flow rate varies based on the engine speed, so they may not circulate coolant as efficiently in all conditions.

Electric water pumps are powered by an electric motor and operate independently of engine speed. This means they can maintain a consistent flow of coolant, improving cooling efficiency and economy. They are increasingly used in modern vehicles where precise temperature management is required. EVs in particular, require electric water pumps to cool their batteries, motors, and inverters, ensuring efficiency and preventing overheating.

Read more about water pump types and potential issues here.

Are Electric Or Mechanical Water Pumps Better? 

Mechanical water pumps generally last a long time but require replacement when the bearings or seals wear out. They may also need a belt change at the same time. Electric water pumps are more complex as they incorporate an electric motor and electronics to control the motor. They may fail due to electronic component issues. They tend to cost more, so replacement costs can be higher. Both should last for many years, but either may fail early.

Find out more about electric water pumps in EVs here.

What Are The Signs That My Water Pump Needs To Be Replaced? 

• Coolant leaks
• High water temperatures
• Overheating engine
• Grinding or whining noises from the engine bay

Common signs of a failing water pump include coolant leaks near the front of the vehicle, overheating engine, whining or grinding noises from the pump, and steam coming from the radiator. If you notice any of these symptoms, it’s essential to have your water pump checked immediately.

Learn more here about common water pump problems on a range of vehicles.

How Often Should A Water Pump Be Replaced? 

Water pumps typically last between 60,000 to 100,000 miles, but their lifespan can vary depending on the vehicle and maintenance history. If you suspect that your water pump is failing, don’t wait until it causes serious engine damage, get it replaced immediately.

Find out more on water pump replacement here.

Can I Drive My Car With A Bad Water Pump? 

Driving with a bad water pump is not a good idea. A failing water pump can lead to engine overheating, which can cause severe damage to engine components, including the head gasket and cylinder head. If you suspect a problem, it’s best to stop driving and get the pump replaced as soon as possible. 

Read more about why it is important to change a water pump before it fails here.

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Should I Replace The Timing Belt When Replacing The Water Pump?

Yes, if your vehicle has a timing belt-driven water pump, it is generally recommended to replace both at the same time. Since the labor for replacing either component is extensive, doing both simultaneously can save time and money.

We cover this topic in more detail here.

How Long Does It Take To Replace A Water Pump?

The time required to replace a water pump varies by vehicle make and model. On average, it can take anywhere from 2 to 6 hours. If the water pump is along with the timing belt, the process may take longer due to additional components needing removal.

How Much Does A Water Pump Cost? 

The cost of a water pump varies depending on the vehicle. The part itself can range from $50 to $300, while labor costs can add $200 to $500 or more. The total cost typically falls between $300 and $800, depending on complexity and location. Check out our range of water pumps and electric water pumps here, and contact our expert team for more information.

Can I Replace A Water Pump Myself? 

You can replace a water pump if you have automotive repair experience and the necessary tools. However, since it involves draining coolant, removing belts, and possibly dealing with timing components, it can be a challenging job. If you’re not comfortable with this type of repair, it’s best to leave it to a qualified mechanic.

Check out some tips on water pump and timing belt replacement here, and some common mistakes that even pros make here. 

Where Should I Buy A Water Pump?

Water pumps can be purchased from auto parts stores, dealerships, and online retailers. But not all suppliers offer high-quality parts compatible with your vehicle. OEM (Original Equipment Manufacturer) parts are generally recommended for the best fit and longevity, which is why GMB only sells the highest-quality OE and aftermarket parts. GMB water pumps: 

• Match OE coolant flow rate and pressure
• Are tested for durability, leakage and dimensional accuracy
• Are built from high-quality materials
• Use carbon and ceramic sealing surfaces for superior wear resistance 

Trust GMB With Your Automotive Essentials

GMB has been an industry-leading manufacturer of OE and Aftermarket automotive products since . We have locations on the east and west US coasts, in California and New Jersey.

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