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How long does it take to replace a Duramax water pump?

How long does it take to replace a Duramax water pump?

The welder set the impeller side of the water pump in a shallow pan of water and used a wet-saturated rag on the gear to keep heat soaking to a minimum. The welding process itself was intentionally slowed (weld a little – let it cool, weld a little – let it cool), and took approximately 30 minutes to complete.

What makes up a Duramax water pump cartridge?

As the lead-in photo and the above photos illustrate, the water pump actually consists of two primary components – the cartridge that includes the impeller and drive gear, and the outer housing that routes coolant both coming and going.

What’s the fastest way to replace a water pump?

The fastest and easiest way is to use the Lisle tool which you insert through the inpection hole in the bellhousing. It is very fast. The other way is to remove the start. To remove the starter you just need to remove the two mounting bolts using a 15mm, then lay it to the side out of the way.

Why is my Duramax water pump leaking coolant?

The water pump’s coolant-side seal is there to contain this pressure against a spinning shaft. Over time, this seal will wear until it begins to leak coolant. That’s your cue for a need to install a new pump.

What should I do to my Duramax water pump?

Once you get the fan and cage out of the way its no different then the older duramax’s. Going by the book GM says to pull the starter and install the flywheel holding tool for breaking the balancer bolt loose and tightening it. This is where a lot of the excess time comes in.

Is the water pump on my 2001 GMC LB7 Duramax leaking?

The water pump on my 2001 GMC LB7 Duramax had been leaking for some time – we’ll discuss the exact symptoms in a moment. I knew the pump had to be replaced, so I began accumulating the information I needed to do the job correctly. I wanted to know what parts were preferred and which ones should be avoided.

The water pump’s coolant-side seal is there to contain this pressure against a spinning shaft. Over time, this seal will wear until it begins to leak coolant. That’s your cue for a need to install a new pump.

How to replace a water pump in 1 HR?

Flywheel hold tool whether it is the Lisle 22100 (comes with 36mm socket), the factory tool, or a socket with an extension that you stick onto a torque converter bolt. More on this later. HOW TO DO IT!!! 1. Get all of the parts and tools around. 2. Get a reason to do it in 1 hr 3. Get some liquid for of energy if needed. 4.

The water pump on my 2001 GMC LB7 Duramax had been leaking for some time – we’ll discuss the exact symptoms in a moment. I knew the pump had to be replaced, so I began accumulating the information I needed to do the job correctly. I wanted to know what parts were preferred and which ones should be avoided.

Where is the CP3 injection pump in a Duramax?

The CP3 injection pump sits in the valley of the engine between the cylinder heads and is driven by the camshaft gear, and it has two main jobs: get fuel from the tank up to the engine, and pressurize the fuel to 26,000psi and ultimately inject it into the engine.

Where can I buy a fuel pump module?

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Can a GM 3.0 liter Duramax Diesel be changed?

Many dealerships would change the other 7, never bother with the inacessible one and charge you for changing 8 (at least, that’s what I heard). Things such as chains on the rear of the engine and friction fit cam and crank sprockets arent new.

The welder set the impeller side of the water pump in a shallow pan of water and used a wet-saturated rag on the gear to keep heat soaking to a minimum. The welding process itself was intentionally slowed (weld a little – let it cool, weld a little – let it cool), and took approximately 30 minutes to complete.

How to install a diesel power steering pump?

Locate the longer of the two Driven Diesel hydraulic hoses and loosely connect it to the two tube assemblies installed in the previous steps. Hydraulic hoses have a “natural bend”, try to take advantage of this when routing the hose. 23. Locate and loosely install the Driven Diesel power steering pump tube assembly.

Where is the oil pump located on a Duramax?

You drop the transmission and remove the flywheel to gain access. The engine oil pump is BELT driven from the rear of the crankshaft. At time interval 3:10 the presenter indicates that if the belt fails, an appropriate diagnostic message will appear and you will have ample time to stop the engine due to lack of oil pressure.

What do you need to replace a Chevy water pump?

Here is the stuff you will need. Water pump: NAPA PN: WP58595 You dont have to buy a NAPA one but your local autoparts store can cross this number. Fan Clutch service tools. you will need to 47mm wrench, and the holder with pins.

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Ruth Doyle