What oil does a 2018 GMC 3500 Duramax take?
As a proud owner of a 2018 GMC 3500 Duramax, ensuring that your vehicle runs smoothly and efficiently is paramount. One of the most critical aspects of vehicle maintenance is using the correct engine oil. In this article, we will explore the recommended oil specifications for your Duramax engine, helping you make informed decisions for your vehicle's care.
Recommended Oil Type
The 2018 GMC 3500 Duramax is designed to operate optimally with specific oil types. The recommended oil for this vehicle is:
- SAE 15W-40: This is the most commonly recommended oil for the Duramax diesel engine, providing excellent protection and performance under various driving conditions.
- SAE 5W-40: This synthetic oil is also suitable, especially in colder climates, as it offers better flow at lower temperatures.
Using the correct oil type is essential for maintaining engine performance and longevity. Always check your owner’s manual for specific recommendations based on your driving conditions.
Oil Specifications
In addition to the oil type, it's important to consider the oil specifications that meet the requirements of your Duramax engine:
- API Certification: Look for oils that meet or exceed the API (American Petroleum Institute) certification standards, specifically API CK-4 or API CJ-4.
- ILSAC Standards: Oils that meet ILSAC GF-5 or GF-6 standards are also suitable for your engine.
These specifications ensure that the oil provides adequate protection against wear, deposits, and oxidation, which are crucial for the health of your engine.
Oil Change Intervals
Regular oil changes are vital for the performance of your GMC 3500 Duramax. Here are some general guidelines for oil change intervals:
- Every 7,500 miles or 6 months, whichever comes first, for normal driving conditions.
- Every 5,000 miles or 4 months if you frequently drive in severe conditions, such as towing or extreme temperatures.
Adhering to these intervals will help maintain engine efficiency and prolong the life of your vehicle.
Conclusion
Choosing the right oil for your 2018 GMC 3500 Duramax is crucial for optimal performance and longevity. By using the recommended SAE 15W-40 or SAE 5W-40 oil, adhering to API and ILSAC specifications, and following the suggested oil change intervals, you can ensure that your vehicle remains in top condition for years to come. Regular maintenance not only enhances performance but also protects your investment in your truck.
Frequently Asked Questions
Which is better, 5W40 or 15w40?
Both will have a viscosity of a 40 grade. That cannot be said for both oils during the dead of winter. The 5w-40 will have a lower viscosity when the engine is started than the 15w-40; consequently the 5w-40 will start easier and lubricate quicker in the cold than the 15w-40.
What kind of oil does a 2019 GMC 3500 diesel take?
SAE 15W-40
Oil Grade: CJ-4
15W-40 (Above -18°C) - SAE 15W-40 is preferred.
What kind of oil does a 2018 GMC Sierra 3500HD Duramax take?
Engine Oil
15W-40 (Above -18°C) - SAE 15W-40 is preferred. Capacity: 10 quarts (with filter). After refill check oil level.
How often do you change oil in a 6.6 Duramax diesel?
10,000 miles
Duramax 6.6-Liter Maintenance Schedule
Oil and filter change at 10,000 miles or when you see the “Change engine oil” message.
What brand oil does GM use in Duramax?
XLT Euro Advanced Synthetic Motor Oil.
How much oil does a 2018 Chevy 3500HD take?
The capacity of oil a vehicle needs depends on distinct factors such as engine size and will be different in many cases depending on the year and model of a vehicle. The 2018 Chevrolet Silverado 3500HD takes 6 quarts of oil.
What oil is recommended for a 2018 6.6 Duramax?
15W-40 (Above -18°C) - SAE 15W-40 is preferred. Capacity: 10 quarts (with filter).
What oil does a 3500 Duramax take?
Oil Grade: CJ-4
| Viscosity: | 15W-40 (Above -18°C) - When ambient temperature is below 0 F (-18 C), use 5W-40 to improve cold starting 5W-40 (All TEMPS) |
|---|---|
| Capacity: | 10 quarts (with filter). After refill check oil level. |
| Torque: | 18 ft/lbs (Oil Drain Plug) |
What kind of oil does a 2024 Duramax take?
If your 2024 Chevrolet Silverado is outfitted with a 2.7-liter turbocharged engine, you will want to use SAE 5W-30 viscosity grade motor oil. If your Silverado comes equipped with a 3.0-liter Duramax turbo-diesel, it's important to use SAE 0W-20 DexosD diesel engine oil.
Can you use 5w40 instead of 15W40 Duramax?
As a result, they are much less prone to being too thick in the extreme cold or thinning out in extreme heat. Therefore, a good 5W-40 will provide flawless protection all year-round. That is why a 5W-40 can now safely replace 15W-40 for year-round use.
