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2004 – 2005 Chevy Pickup (LLY) 6.6L Duramax Turbocharger$1,950.00
This is a brand new Garrett OE turbocharger. Not remanufactured or rebuilt ... NEW, in the box. Fits all 2004 and 2005 Chevrolet Duramax LLY Pickup Trucks. Please note:  This turbocharger does ...

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Reman Turbochargers for 2004 Chevy Duramax Diesel

A turbo is a very important part in any 2004 Chevy Duramax Diesel motor. A turbocharger supplies the diesel engine with more power and better efficiency.

Before you go purchasing a brand-new 2004 Chevy Duramax Diesel turbocharger, though, there are some points you should recognize. The appropriate functioning of any turbocharger depends on a number of factors. Getting to know just how these aspects impact the effectiveness of the turbo can assist in staying clear of expensive repair work and even unneeded replacement parts.

How 2004 Chevy Duramax Diesel Turbos Work

Chevrolet turbos make use of the exhaust gas from the motor to power the turbine as well as the air compressor, which causes the air pump to spin. A 2004 Chevy Duramax Diesel turbo’s turbine can rotate at speeds as quickly as 150,000 RPM — roughly 30 x more than the rate of a normal auto engine. That means you’ll have improved horse power.

The temperature levels inside the 2004 Chevy Duramax Diesel turbocharger can climb higher than they ought to, because a turbocharger is connected to the exhaust of the engine. To regulate the temps in the turbo, most Chevrolet turbochargers come standard with intercoolers. An intercooler is merely an extra radiator that cools down the output which comes from the turbocharger and enters the engine.

If the turbocharger is not working as expected, you may need to think about replacing it. You can get a large selection of 2004 Chevy Duramax Diesel turbos from Taylor Diesel to fit your specific requirements and also price range.

Here Are A Few Reasons Chevrolet Turbochargers Break

Chevrolet turbochargers are very fragile since they run under severe conditions. Nevertheless, an appropriately cared for turbo could approximately 150,000 miles without any serious concerns. Here are a few of the issues that can possibly lead to the failure of your turbocharger:

Your Lubricating Oil Becomes Contaminated

Lubricating Oil contamination is the main root cause of a failing turbo. Inconsistent oil replacements will often cause a build-up of soot deposits in the oil. These carbon deposits, consequently, block the tiny oil passages in the turbocharger, causing excessive wear.

You can avoid this unnecessary friction by changing your oil regularly. Also, make sure to complete engine maintenance at the suggested intervals. It is also essential to make use of the appropriate grade of top quality lube oil, as suggested by your vehicle’s manufacturer.

Compressor Wheel Broken

If a contaminant, like a tiny piece of debris, discovers a path in to the turbo and also hits the compressor wheel, the debris can ruin your turbo immediately. To prevent this kind of a catastrophe, you need to make sure the air filter is effective and doesn’t enable any international fragments to pass through.

Malfunctioning Exhaust Turbine

Your automobile’s exhaust could become exceptionally warm as a result of inadequate engine setup. This excess heat may lead to the turbo’s turbine shaft overheating. The turbine shaft can ultimately break, or the turbo’s turbine can become dislodged from the turbo’s shaft.

The best way to stop this trouble is by guaranteeing that your engine is always running appropriately.

Shutting Down Engine With Hot Turbo

A turbocharger usually is exceptionally warm after use. If you turn the engine off, the turbo will immediately quit spinning. Subsequently, the turbo stops in one spot while incredibly hot.

This excess heat can lead to the turbine shaft bending a little, developing an imbalance in the turbocharger. To avoid the results of a hot shutdown, prevent shutting off the engine while it’s {hot}. Let the engine idle for a little while to permit the turbo to cool while oil is flowing within it. Once everything has cooled off effectively, you can shut your engine off.

These are some common troubles that can produce the damage of a turbocharger. Nonetheless, it can be tough to determine if your turbocharger is defective, especially if you are not experienced with vehicle parts. Luckily, there are a variety of indications that can help indicate if the turbo is defective.

5 Common Signs And Symptoms of a Faulty 2004 Chevy Duramax Diesel Turbocharger

If a problem occurs with the turbocharger, it’s essential to detect it and repair it promptly. Or else, it can become a more major engine problem that calls for a much more costly service. You can even wind up having to buy a new turbocharger.

Here is a look at the common indicators that your turbocharger is on its way out:

  • Accelerating slowly – If the truck is lacking acceleration, it could be an indication of a bad turbo. If the truck is battling to speed up through the gears, you should have the turbocharger checked to guarantee it is working as it should.
  • Reduced turbo boost – If you notice that the engine boost gauge doesn’t go beyond the low level on the gauge, something could be wrong within your turbo. You probably need to get it inspected asap to determine if it needs to be repaired or changed.
  • Unusual exhaust smoke – If there is a problem with your turbo, it might cause lube oil to seep right into the exhaust. This can, subsequently, result in too much smoke originating from your vehicle’s exhaust. The exhaust generally is grey and thicker. Straining the engine can likewise result in extreme quantities of exhaust smoke discharge
  • Uncommon turbo sounds – You should always listen to your engine when operating your vehicle. If you hear squealing sounds while the turbocharger is spooling, it might be wise to have the turbocharger examined to figure out the cause of the noise. It’s likely it could be a problem with your turbocharger.
  • Check engine light (CEL) – Constantly examine your dash for any kind of warning indicators. If the truck shows the check engine light, go to a trustworthy mechanic to examine the code or consider buying your very own diagnostic code reader. The turbo could be the offender.

Caring For Your Chevrolet Turbocharger

Chevrolet turbos can be pricey. You do not want to have it replaced extremely often. To avoid unnecessary wear and tear, you should do your best to safeguard it to make certain that it works properly and holds up a very long time.

Below’s a look at some of the actions you can take to shield your turbo from destructive wear and tear:

Routine Oil Changes

Turbos include moving elements that spin at extremely rates of speed. They also operate under high temperature levels and stress. It is very important, therefore, that they get an unlimited circulation of top quality engine oil. To make sure the turbo always performs properly, we’d recommend performing an oil change at the very least every five-thousand miles.

It is also suggested to stick to the manufacturer’s recommendations for oil brand and viscosity.

Keep In Mind the Engine Oil Warm-Up Time

Engine oil becomes very thick when it is cold outside, which brings about an inadequate circulation around the engine bay, subjecting the moving parts, including the turbo, to greater threat of damage. So, just how do you lessen this danger?

Whenever you want to drive your truck when it is cold, you need to bear in mind the engine warm-up time. Be easy on the accelerator to prevent placing excessive pressure on the oil pump. You don’t want to overwork the pump to circulate the thick oil through the engine.

Thick oil can’t lube the moving parts successfully, which can lead to harmful issues in the turbocharger system. It is advisable to be gentle on the throttle for at least the initial 10 minutes of driving with a cool engine.

If you live someplace particularly cold, you might also think about having an oil pan heater installed.

Avoid Surpassing the Turbo Limits When Traveling

It is critical that you comprehend the limits of your vehicle’s turbo. Then avoid going beyond that limit. Whenever you are driving, it is a good idea to be gentle on the gas pedal.

It is true that turbos go through rigorous stress testing and are made to last for many miles. Nonetheless, being too aggressive with the fuel pedal can cause pressure on the turbo and cause expensive repairs. In addition to enhancing the lifespan of your turbocharger, gentle accelerator usage can also help boost diesel mileage.

Remember to Shift Down When Overtaking

A turbo can substantially increase your vehicle’s power as well as torque. However, it is never the smartest idea to let the turbocharger system manage all of the engine’s accelerative power. Downshifting when overtaking is crucial.

No matter the overtaking circumstance, shifting down to a reduced gear could help the turbo system to last longer than it would if you count completely on the turbo when passing.

Ensure The Engine Has Time To Cool Off Before Shutting It Off

Turbochargers produce lots of heat when they’re running. If you shut the engine down instantly after arriving at your destination, the residual heat will lead to boiling oil inside the turbocharger system. This can, subsequently, result in the accumulation of carbon deposits, which can lead to deterioration as well as early engine wear.

As soon as you get to your end location, it is recommended to let the engine continue to run for a couple of minutes at idle to permit the turbocharger to cool off so you can switch the engine off without overheating the engine oil.

Stay Clear Of Blipping the Throttle Prior To Switching Off The Engine

When the accelerator is pushed, the turbine within the turbocharger will start rotating. When you shut the engine off, the oil that lubes the mechanisms within the turbocharger will quit moving. But, the turbine will keep rotating.

This puts a lot of stress on the bearings, leading to friction and also an increase in temperature that creates serious problems with the turbo. The best method to lessen this threat is by permitting the engine to cool down for a couple of minutes before you turn off the ignition.

A Few Last Points

Chevrolet turbos do a fantastic job at boosting engine performance and promoting fuel efficiency. When your turbo begins to wear down, you’ll need to repair it or have it replaced. Two significant concerns can trigger your turbo to stop working: leaks and also obstructions.

You may need a reputable technician to analyze your turbo for breaks and make sure that the seals and gaskets are working flawlessly. Defective gaskets and seals can cause your turbo to be inefficient when it pertains to forcing air into the engine.

Blockages, on the other hand, can be triggered by an accumulation of carbon deposits or various other foreign particles resulting in inadequate air getting to the engine.

One more usual cause of turbo failure is typical wear. If you notice that your truck is losing power and experiencing inadequate take-off power, or that you are adding more engine oil than normal, maybe a good time to start shopping for replacement Chevrolet turbochargers.

If you delay too long, the malfunctioning turbocharger can wind up damaging your engine. You can locate a wide variety of Chevrolet turbos at If you are unsure regarding the appropriate turbo for your engine, we have a team of experts who will assist you in choosing the most effective turbocharger for your exact needs and price range.

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