2-liter EcoTec3 V8, General Motors mandates the use of dexos1™ Gen 2 specification oil. A subpar filter may not seal correctly or could fail prematurely, leading to reduced oil pressure and engine wear.
Recognizing the 2018 GMC Sierra Oil Change Warning Signs
However, severe driving conditions require a more frequent approach. For the 2018 Sierra, the standard recommendation is an oil change every 7,500 to 10,000 miles.
Ensuring the drain plug is torqued to the correct specification and checking the oil level accurately with the dipstick is crucial to prevent leaks or engine damage. Options range from quick-lube chains like Jiffy Lube to your local GMC dealership.
Recognizing the Warning Signs of an Overdue 2018 GMC Sierra Oil Change
The process involves lifting the front of the truck safely, locating the drain plug on the oil pan, allowing the old oil to drain completely, replacing the filter, and finally, pouring in the fresh oil. You will need approximately 5 to 6 quarts of dexos1™ certified oil and a new OEM-spec filter.
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