what oil to use in 2008 gmc duramax

Duramax Fluid Capacities

Fluid Chapters

• Automatic Transmission Fluid

  Trans Mfr CD 1000/MW7 and 1000/M74 Drain and Refill

  Allison 6 speed - 7.4 quarts service refill, 12.vii quarts full capacity GM-Allison 10 speed - 20.6 - 22.1 quarts total capacity

  Automated Transmission Fluid DEXRON Six

  BLUE DIAMOND DEXRON VI

  All capacities are judge. When adding, be sure to fill to the guess level. Recheck the fluid level later on filling.

  Use Shift Restore as a preventative maintenance product or to solve existing bug with the manual.

• SAE 75W-ninety Constructed Gear Oil

• SAE 75W-90 Synthetic Gear Oil

• SAE 75W-90 Synthetic Gear Oil

• SAE 75W-ninety Constructed Gear Oil

• SAE 75W-90 Constructed Gear Oil

  Recommended: 75W-ninety Blue Diamond S9 Astringent Gear Oil

  Rear Axle (Steerable): Synthetic Gear Oil; use ONLY GM Part No.12378557. DO NOT add Friction Modifier.

• Automatic Transmission Fluid DEXRON VI

• Automatic Transmission Fluid DEXRON VI

• Manual Transmission Fluid

• Follow the Manufacturer's Instructions for the mixture ratio.

Buying Duramax Oil? Consider this

Duramax Fluid Capacities

The half-dozen.vi liter Duramax oil capacity is 10 quarts — a massive corporeality of oil. While oil chapters is one thing to consider when dealing with your engine oil, at that place's much more to remember about, like other Duramax fluid capacities, oil factors and unique performance needs. Choosing the best oil for the LB7, LLY, LBZ, LMM, LML or LP5 Duramax is a matter of agreement all your necessary oil characteristics and finding a production that checks every box.

What to Consider When Buying Duramax Motor Oil

When y'all want the best diesel oil for a Duramax, yous need to take all considerations into account. Consider the following factors when selecting your oil, and brand sure to research manufacturer recommendations.

1. Drivability

Unlike oils offer different driving capabilities, then it's essential to match your oil with the vehicle's performance capabilities. Call back about the differences betwixt a personal truck and a heavy-duty utility truck. While both these vehicles rely on a Duramax engine, only ane hauls heavy materials on a regular ground. For those high-operation needs, you lot need an oil that matches.

2. Viscosity

Viscosity is a vital characteristic of engine oil considering information technology determines how well the oil will role in different temperatures. Oil flows more than easily in high temperatures and has a harder time flowing in the cold. When your vehicle performs heavy-duty functions, it's putting even more stress on the oil, and your oil needs to continue to menstruation to lubricate the dissimilar engine components. This resistance to flow ratio is called viscosity.

When looking for a viscosity rating, you lot'll see a number like 5W-40. The number before the W represents the oil thickness in cold conditions, and the number after is the thickness in hot weather condition. Thinner oils run better in the wintertime, and so a lower number earlier the Westward would likely be improve for working in cold winters. Your vehicle manufacturer volition recommend an oil viscosity that's all-time for your Duramax.

GM recommends a 15W-twoscore viscosity grade engine oil in all instances that the ambient temperature remains greater than 0° F. If the ambient temperature is beneath 0° F, a 5W-40 engine oil is required to maximize protection during cold starts and the engine warm-upwards period. 10W-30 engine oil is listed in the 2001 to 2007 Duramax diesel manual, it comes with no recommendations; it is acceptable, merely not preferred in any instance.

iii. Compatibility

Engines have diverse flow characteristics that affect how your engine will run. These characteristics have changed over the years, making oil choice important to your engine'south age. Retrieve most information technology — a modern turbocharged engine will take dissimilar requirements than a truck manufactured in the 50s. Your oil needs to work as hard as your engine.

On superlative of engine age and performance needs, it's essential to use the right oil for your engine ability. Gasoline and diesel engines come with unlike oil needs. Since Duramax engines are diesel-powered, you lot should look for an oil designed for diesel fuel. The American Petroleum Institute (API) has a descriptive chart you can use to identify the right diesel fuel engine oil for your truck based on the year and other factors.

2001 to 2007 model year engines require a CI-4 or CH-4 engine oil, while later 2007.5 and newer engines require a CJ-four or CK-iv engine oil. All engines equipped with a diesel particulate filter (DPF) require a low ash engine oil meeting CJ-iv or CK-iv specifications. Failure to use such lubricants will issue in ash build-upward in the DPF and a potentially expensive repair bill. Note that CJ-4 and CK-4 oil categories are backwards compatible, they supersede the older CI-4 and CH-iv specifications. All our oils and oil additives are CK-4 compliant.

4. Additives

Many people fence whether synthetic or non-synthetic oils are the manner to go, when it actually comes downward to additives. Almost motor oils are fabricated upwards of a blend of additives designed to improve performance in some capacity. When looking for the best oil for Duramax engines, it'due south important to consider if the additives do what you need them to.

FR3 Friction Reducer is an oil additive and infused in all Hot Shot's Hole-and-corner oils that increases lubrication and reduces wear on the oil. This friction reducer is fabricated with unique patented synthetic lubricants. Negatively charged synthetic esters strongly adhere to the engine's internal parts to completely lubricate your engine. The esters also increase the prophylactic seal's lubrication and bully the seal to prevent oil leaks. The anti-wear component helps to fill in microscopic irregularities to provide a smoother motorcar surface for the lubricating motion picture. FR3 tin reduce habiliment rates by 43%. The particles chemically bond on the surface, increasing lubrication and strength. The components in the FR3 friction reducer assist extend your oil's stability, performance, motion-picture show strength and, nearly importantly, friction reduction.

Stiction Eliminator is a synthetic cleaner that safely and effectively dissolves stiction (sticky friction) establish on engine components that have become coated in oil. The synthetic ester in the eliminator helps regenerate deposits and additives in the solution. This process helps reduce friction and lubricates your oil organisation. Stiction and gunk can form on various other engine components. For instance, turbocharger bearings are known to autumn victim to stiction buildup. Stiction Eliminator removes the stiction to assistance reduce the turbo's spool time and build RPM boosts more quickly. This inexpensive preventative additive tin can assist you resolve and avert future stiction. Stiction Eliminator is meant to last as long every bit your oil cycles. Whether you're looking for a solution for existing stiction or need a preventative, our Stiction Eliminator will clear your engine and keep information technology clean.

With all the dissimilar types of additives out there, you want to understand your priorities before making a conclusion.

five. Oil Type

The question of synthetic oil should still play a office in your decision-making. By and large, Duramax engines will take two different oil types:

• Fully synthetic: These oil grades use a pure formulation designed in a factory. These oils kickoff with refined petroleum or crude oil every bit the base, and experts modify the molecular structure to create loftier-performing oil that'due south exceptionally clean. Our Blue Diamond 100% PAO (poly-alpha olefin) Group IV oils are hard to beat for protection and longevity. Offer up to three times the OEM recommended interval or more with a Frantz Bypass filtration arrangement. Don't demand quite that level of performance. Our 100% constructed Light-green Diamond line is a corking choice based on price and protection.
• Synthetic blend:This oil course uses traditional mineral oil and constructed oil equally a base. Modifiers, additives and other synthetic and mineral oils are added to this base of operations to give it unlike performance characteristics. These oils are more probable to leave deposits and soot behind. We offer a semi-synthetic Green Diamond selection as well.

While there's no incorrect answer for your choice of oil form, you should consider the intendance requirements that come with each. Synthetic blend oils may require more frequent changes to keep your engine make clean. Fully synthetic oils require fewer oil changes, but you're often paying more for the quality.

How Oft Do You Demand to Alter the Oil in Your Duramax?

The official recommendation for oil changes in Duramax engines is every 7,500 miles or as prompted by vehicle information brandish. Some models may even allow for upwardly to ten,000 miles without an oil change. The frequency of your oil changes will exist dependent on how well your oil keeps the engine clean equally information technology runs. If your oil tends to create soot and other types of buildup, you lot may need to change the oil more often than recommended.

If you lot're non tracking mileage between oil changes, signs you may demand to change your oil include:

• Frequently falling oil levels
• Excessive vehicle frazzle
• Louder engine
• Check engine light
• Shaking during idling

It's wise to stay on top of your oil change needs to go along your engine good for you and long-lasting.

Symptoms of the Wrong Engine Oil

Yous may have replaced your oil, but your engine still isn't quite right. The post-obit are signs you have the wrong oil for your Duramax engine:

• Leaks: If your oil has the wrong flow characteristics for your engine, it can clasp through areas where the right oil couldn't.
• Burning smell: If your oil's viscosity is not high enough for hot temperatures, the components volition non receive the lubrication they need. Your oil can burn in these cases, leaving backside a strong scent. Your engine will also feel more friction with express lubrication.
• Difficulty starting in the cold:When your oil is besides thick for the common cold weather condition, it can't properly lubricate engine parts. This high resistance will make it harder for your truck to start in low temperatures.
• Low fuel economy: A viscosity that's too high will lead to resistance between moving parts. While this excess lubrication protects components, your engine won't be as efficient, and you lot'll find yourself filling your gas tank more often.
• Ticking in cold weather:Poor lubrication can lead to metal hit metal. The ticking sound volition likely be the loudest correct later y'all start your engine.

DIY Service Videos

How to Modify the Oil and Filter on a Chevy six.6L Duramax

Changing the engine oil and filter on a 2014 Chevy 2500 with a vi.6L LML Duramax with Frantz oil bypass filter system.
six.6L Duramax LML was bachelor in model years: ... 2011, 2012, 2013, 2014, 2015, 2016 GM (Chevy and GMC) trucks.
half-dozen.6L Duramax is also available in 2001-present GM trucks.

Get Hot Shot'due south Secret Engine Oil at https://chip.ly/33ZfjzG

The Hot Shot's Secret "How to" series is provided for informational purposes simply. Information technology is intended to provide full general guidance merely. Tools, techniques, best practices, products and regulations are continually changing, We assume no responsibility for the completeness, reliability nor accurateness of the data in this video. It is the responsibleness of the viewer to ensure compliance with all applicable laws and safe regulations. Hot Shot'south Hole-and-corner disclaims liability for whatever omissions, errors, material performance or the outcome of any project. Any activeness you have upon the information in this video is strictly at your own risk and we will not be liable for any losses and damages in connection the use of this video. If you have a question regarding any element of a project, please consult a professional person rather than exclusively relying on this video.

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agile

How to Change the Oil and Filter on a Chevy six.6L Duramax

Changing the engine oil and filter on a 2014 Chevy 2500 with a 6.6L [...]

Changing the engine oil and filter on a 2014 Chevy 2500 with a vi.6L LML Duramax with Frantz oil bypass filter system.
6.6L Duramax LML was available in model years: ... 2011, 2012, 2013, 2014, 2015, 2016 GM (Chevy and GMC) trucks.
6.6L Duramax is besides available in 2001-present GM trucks.

Get Hot Shot'southward Secret Engine Oil at https://chip.ly/33ZfjzG

The Hot Shot'due south Cloak-and-dagger "How to" series is provided for informational purposes just. Information technology is intended to provide general guidance just. Tools, techniques, best practices, products and regulations are continually changing, We presume no responsibility for the completeness, reliability nor accuracy of the information in this video. It is the responsibility of the viewer to ensure compliance with all applicable laws and safe regulations. Hot Shot's Surreptitious disclaims liability for whatever omissions, errors, material performance or the outcome of whatever project. Whatsoever action you take upon the information in this video is strictly at your ain risk and we will not exist liable for whatsoever losses and damages in connection the use of this video. If you accept a question regarding whatsoever element of a project, please consult a professional person rather than exclusively relying on this video.

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active

How to Check Fluid Levels on a Chevy half dozen.6L Duramax

Checking fluid levels on a 2014 Chevy 2500 with a half-dozen.6L LML Duramax [...]

Checking fluid levels on a 2014 Chevy 2500 with a half-dozen.6L LML Duramax with Frantz oil bypass filter system.
6.6L Duramax LML was available in model years: 2011, 2012, 2013, ... 2014, 2015, 2016 GM (Chevy and GMC) trucks.
6.6L Duramax is as well bachelor in 2001-present GM trucks.

The Hot Shot's Cloak-and-dagger "How to" series is provided for informational purposes only. It is intended to provide general guidance just. Tools, techniques, best practices, products and regulations are continually changing, We assume no responsibility for the completeness, reliability nor accuracy of the information in this video. It is the responsibility of the viewer to ensure compliance with all applicable laws and safety regulations. Hot Shot's Secret disclaims liability for any omissions, errors, material operation or the outcome of any projection. Whatever activeness yous take upon the information in this video is strictly at your ain risk and we will not be liable for whatever losses and damages in connectedness the use of this video. If you lot have a question regarding any element of a projection, please consult a professional rather than exclusively relying on this video.

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active

How to Alter an Air Filter on a Chevy half-dozen.6L Duramax

Changing the air filter on a 2014 Chevy 2500 with a 6.6L LML Duramax [...]

Changing the air filter on a 2014 Chevy 2500 with a six.6L LML Duramax with Frantz oil bypass filter system.
6.6L Duramax LML was available in model years: 2011, 2012, ... 2013, 2014, 2015, 2016 GM (Chevy and GMC) trucks.
6.6L Duramax is also available in 2001-present GM trucks.

The Hot Shot's Secret "How to" series is provided for advisory purposes but. It is intended to provide full general guidance only. Tools, techniques, best practices, products and regulations are continually changing, Nosotros assume no responsibility for the completeness, reliability nor accuracy of the information in this video. Information technology is the responsibleness of the viewer to ensure compliance with all applicable laws and safety regulations. Hot Shot's Secret disclaims liability for any omissions, errors, fabric functioning or the outcome of any project. Any action you have upon the information in this video is strictly at your own hazard and nosotros will not exist liable for whatsoever losses and damages in connection the use of this video. If you have a question regarding any element of a project, please consult a professional rather than exclusively relying on this video.

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How to Grease the Front on a Chevy 2500 half dozen.6L Duramax

Greasing front stop on a 2014 Chevy 2500 with a six.6L LML Duramax with [...]

Greasing front end on a 2014 Chevy 2500 with a 6.6L LML Duramax with Frantz oil bypass filter system.
half dozen.6L Duramax LML was bachelor in model years: 2011, 2012, 2013, ... 2014, 2015, 2016 GM (Chevy and GMC) trucks.
half-dozen.6L Duramax is likewise available in 2001-present GM trucks.

The Hot Shot's Hugger-mugger "How to" serial is provided for informational purposes but. Information technology is intended to provide full general guidance only. Tools, techniques, all-time practices, products and regulations are continually changing, Nosotros assume no responsibility for the completeness, reliability nor accuracy of the information in this video. It is the responsibleness of the viewer to ensure compliance with all applicable laws and safety regulations. Hot Shot's Hole-and-corner disclaims liability for any omissions, errors, material performance or the outcome of whatsoever project. Whatsoever action you take upon the data in this video is strictly at your own hazard and we will not exist liable for whatsoever losses and amercement in connection the use of this video. If you have a question regarding whatever chemical element of a project, delight consult a professional rather than exclusively relying on this video.

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How to Service a Transmission on a 2014 Chevy 2500 6.6L LML Duramax

Irresolute the transmission fluid and filters on a 2014 Chevy 2500 with [...]

Changing the transmission fluid and filters on a 2014 Chevy 2500 with a 6.6L LML Duramax.
6.6L Duramax LML was available in model years: 2011, 2012, 2013, 2014, 2015, 2016 ... GM (Chevy and GMC) trucks.
6.6L Duramax is as well available in 2001-present GM trucks.

Become Hot Shot'due south Hush-hush Transmission Fluid at https://bit.ly/2R10gjz

The Hot Shot's Clandestine "How to" series is provided for advisory purposes just. Information technology is intended to provide general guidance only. Tools, techniques, best practices, products and regulations are continually changing, We presume no responsibleness for the abyss, reliability nor accuracy of the information in this video. It is the responsibility of the viewer to ensure compliance with all applicable laws and safety regulations. Hot Shot'south Secret disclaims liability for any omissions, errors, material functioning or the outcome of whatsoever project. Whatsoever activeness you lot take upon the information in this video is strictly at your ain take chances and nosotros will not be liable for whatever losses and amercement in connection the use of this video. If you have a question regarding any chemical element of a project, please consult a professional rather than exclusively relying on this video.

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active

How to Change Rear Differential Oil on a 2014 Chevy 2500 6.6L LML Duramax

Irresolute the rear differential oil on a 2014 Chevy 2500 with a 6.6L [...]

Changing the rear differential oil on a 2014 Chevy 2500 with a vi.6L LML Duramax.
vi.6L Duramax LML was bachelor in model years: 2011, 2012, 2013, 2014, 2015, 2016 GM ... (Chevy and GMC) trucks.
6.6L Duramax is also available in 2001-present GM trucks.

Get Hot Shot's Hugger-mugger Gear Oil at https://bit.ly/2xhc2Qs

The Hot Shot's Secret "How to" series is provided for advisory purposes only. It is intended to provide general guidance only. Tools, techniques, best practices, products and regulations are continually changing, Nosotros assume no responsibleness for the completeness, reliability nor accuracy of the information in this video. It is the responsibility of the viewer to ensure compliance with all applicable laws and condom regulations. Hot Shot's Secret disclaims liability for whatever omissions, errors, textile operation or the event of any project. Whatever action yous take upon the information in this video is strictly at your ain risk and we will not exist liable for any losses and damages in connection the use of this video. If you have a question regarding whatever element of a project, please consult a professional rather than exclusively relying on this video.

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active

How to Supersede a Fuel Filter on a Chevy 6.6L Duramax

Changing the fuel filter on a 2014 Chevy 2500 with a half dozen.6L LML Duramax. [...]

Irresolute the fuel filter on a 2014 Chevy 2500 with a half dozen.6L LML Duramax.
half dozen.6L Duramax LML was available in model years: 2011, 2012, 2013, 2014, 2015, 2016 GM (Chevy ... and GMC) trucks.
6.6L Duramax is besides available in 2001-present GM trucks.

The Hot Shot's Secret "How to" series is provided for informational purposes only. It is intended to provide general guidance only. Tools, techniques, best practices, products and regulations are continually irresolute, We assume no responsibility for the completeness, reliability nor accuracy of the information in this video. It is the responsibility of the viewer to ensure compliance with all applicable laws and safety regulations. Hot Shot's Secret disclaims liability for any omissions, errors, cloth functioning or the outcome of any project. Whatsoever activity you lot have upon the information in this video is strictly at your own risk and we will not exist liable for any losses and damages in connection the use of this video. If you have a question regarding any element of a project, delight consult a professional rather than exclusively relying on this video.

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Related Products

Hot Shot's Hole-and-corner: The Best Oil for Duramax Engines

Our fully synthetic oils use unique molecular structures proven to improve engine performance. With FR3 nano lubricant technology, our engine oils seamlessly fill in the smallest imperfections on engine components to create smoothen functioning for thousands of miles. Benefits of our formulas include:

• Improved fuel economy
• Better cold weather condition starting
• Reduced friction
• Decreased noise and vibration
• Extended oil change intervals
• Increased engine life

Our Bluish Diamond pure poly-alpha olefin (PAO) oils, paired with specialized additives, are among the recommended oils for Duramax engines. Yous can utilise our engine oils in conjunction with our other products like Stiction Eliminator and Diesel fuel Extreme to offer the highest level of performance all year.

Maximize Your Duramax Engine Today

At Hot Shot'due south Clandestine, nosotros know what your Duramax engine needs to perform its best. All our products are backed by scientific discipline, giving you noticeable results. If your production doesn't deliver the mode we promise it will, we'll give you your money dorsum. Nosotros offer a wide range of products to keep your Duramax good for you and functional, and with free shipping on orders over $49 in the U.S., placing your order is a breeze. If you have questions, give our team a call at 800-341-6516.

The contents of HotShotsSecret.com, such equally text, graphics, images, and other textile contained on the Diagnose Your Diesel department are for informational purposes only. Always seek the communication of your mechanic or other qualified professional with whatever questions you may have regarding your vehicle'due south status.

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