We are a lot more people to want to accomplish the routine service of our GMC Sierra by themselves, in fact, the labour in mechanics is very expensive and the least basic service can quickly go over 100€. The modern vehicles are more and more difficult and we can not accomplish all their routine service, but some works like servicing its GMC Sierra can be accomplished without too much difficulty. We are going to help you in this article to choose the best engine oil for your GMC Sierra , this will allow you to do your oil change without any headache and to assure you an optimal engine unit actions. To achieve this, firstly, we will discover how to choose the right engine oil for your GMC Sierra , then, in a second step, which are the 3 best engine oils for your GMC Sierra , and finally, we will finish with some suggestions on how to choose your engine oil.
How to select the best engine oil for your GMC Sierra
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We will consequently commence our article with a small buying guidebook to help you choose the best motor oil for your GMC Sierra with peace of mind. To get this done, we will look at the criteria that differentiate the kind of oil and then we will look at the different types of motor oil. In any case, you should know that if you choose your engine oil properly, in addition to preserving it, you will reduce your consumption and your CO2 emissions.
The specifications that differentiate engine oils for GMC Sierra?
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The function of the engine oil in your GMC Sierra is to lubricate your engine unit to make sure that all the gears in it can run properly , and to preserve the integrity of each of its components. In addition, this oil, which will limit all friction, will have other functions such as preventing corrosion, helping to dissipate heat in the engine unit and ensuring sealing . These oils can be bought in 5 litre cans. We will now look at the different criteria for purchasing engine oil for GMC Sierra :
- The cold viscosity of engine oil for GMC Sierra (number in front of the letter “W”, which stands for “Winter”): This value will signify the engine’s ability to begin cold depending on the viscosity of the oil. 0W means -30°C; 5W means -25°C, 10W means -20°C and 15W means -15°C. It is therefore up to you to modify it to the temperature in which you drive your GMC Sierra.
- The hot viscosity of the engine oil for GMC Sierra (value following the “W”): Value between 20 and 60, it is essential to remember that the higher the value, the thicker the layer of oil you will have when hot to protect your engine unit, and the lower the value, the less friction you will have when hot and therefore lower your consumption. Nevertheless, if you use your GMC Sierra in the city, or with a sporty driving style, it’s better to protect it although hot.
- The requirements : They are written on the back of the oil canister you can find them such as “ACEA C1 – C4” or “VW 500. 01”, are just requirements of compatibility with different brands of cars, you have to verify in the instructions of your GMC Sierra that the oil in question is compatible with your engine unit.
- Oil brands: Please be aware that the brand should have very little influence in your reasoning, there are enough objective specifications in the composition of motor oil for GMC Sierra to avoid having to concentrate on a subjective criterion such as the brand, some car manufacturers have partnerships and will suggest you on certain brands, but it is not necessary to stick to these advice.
The different types of engine oil for your GMC Sierra
- “Mineral” engine oils 15w40: They are named mineral oils because they are specifically made up of crude refined oil, which will give them maximum viscosity and therefore a thickness suitable for old engines that often consume oil. On the other hand, the fact that they are natural will trigger them to lose their lubricating properties more quickly, so it will be necessary to shorten the intervals between oil changes.
- Semi-synthetic 10w40: This oil has a good quality/price ratio and is said to be semi-synthetic because it is still made up of certain elements that will boost its lifetime. It is thus appropriate for a polyvalent use of its vehicle. Additionally, it favours a simpler cold begin than a mineral oil. On the other hand, you should make sure to change the oil every 10, 000km.
- The “synthetic” oil 5w40: This sort of oil is really adapted to the recent GMC Sierra engines, in fact, the protection of the engine unit will be optimal and the cold begin too. It is therefore a good choice either for people who drive in city centres, who have a sporty driving style, or who drive long distances and want to reduce the frequency of their oil change.
The 3 best motor oils for GMC Sierra
We now commence our second section in which we will concentrate on the best motor oils for GMC Sierra , we will present our choice and direct you to the best sellers so that you can produce your choice in the best circumstances. We have made it a point to present just oils adapted to your GMC Sierra, so you will not necessarily find “10w40” in our selection.
Best Low-Cost engine oil for GMC Sierra
We made the choice to select the two best engine oils for GMC Sierra lowcost, so that according to your needs you can make your choice.
Castrol GTX 15W40
This quality oil will allow you to change or top up the oil level of your GMC Sierra with complete peace of mind at an unbeatable price.
Benefits:
- Value for money
- Perfect if your engine unit begins to get miles on it.
- Mineral quality.
Inconvenience
- Periodicity of emptying, about 10, 000km
- Cold begin capability if you live in a cold region
Mobil Super 3000 5W40
A prestigious brand that offers you a kit to do your oil change plus an additional 1 litre that you can use to verify the oil level of your GMC Sierra.
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Benefits:
- A 100% synthetic oil that will last over time.
- Suitable for intensive use of your vehicle.
- Price.
Disadvantages:
- Less suitable for older engines.
Best mid-range engine unit oil for GMC Sierra
Mobil Super 3000 FE 5W30
This synthetic oil is unbeatable value for money and will protect your engine unit, turbo or injection.
Benefits
- High quality synthetic material that will allow you to space out your drains.
- A price to do this interesting quality.
- Suited to all kind of pipes
Inconvenience
- Less suitable for older automobiles or automobiles with quite a lot of mileage.
Best premium motor oil for GMC Sierra
Castrol Edge 5W30
A premium synthetic motor oil to protect your GMC Sierra from friction, even in the worst conditions.
Benefits
- Top of the range engine unit oil suitable for all engines from GMC Sierra
- Startup under all conditions.
Inconvenience
- You’re not gonna have the ability to get the price.
- Not suitable for older automobiles
Castrol Magnatec 0W30
An ultra-synthetic motor oil for your GMC Sierra which will be adapted to the most challenging engines such as those equipped with Start and Stop.
Benefits
- Cold start under the worst conditions.
- Suited to the most demanding engines.
- Ideal for engines equipped with Start and Stop
Inconvenience
- You’re not gonna have the ability to get the price.
- Not suitable for older automobiles or engines with more than 200, 000 kilometers
A few suggestions on choosing the right engine unit oil for your GMC Sierra
And to finish this article, we will give you some suggestions on how to produce good use of the motor oil in your GMC Sierra, and produce the right choice when you buy it:
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- Take note that an open can of oil should be disposed of after one year and not be used anymore because it loses a good part of its capacity and may affect your engine unit.
- Observe the recommendations of the oil suppliers and car manufacturers and use only oils compatible with the engine unit of your GMC Sierra
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- The oil change intervals announced by the engine unit oil manufacturer are important, do not exceed the mileage indicated on the canister between each oil change
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To find more tips on the GMC Sierra, take a look at the GMC Sierra category.
