2-liter EcoTec3 V8 engines demand specific viscosity and quality standards to handle the torque and thermal stress generated daily. This certification supersedes previous standards and includes additional protection against low-speed pre-ignition (LSPI), which can damage turbocharged engines.
2018 Chevy Silverado Oil Type Specifications and GMW STD 9768 Standards
If you frequently tow heavy trailers, drive in stop-and-go traffic, or operate in extreme climates, the investment in a high-quality synthetic 5W-30 pays dividends in engine protection. Capacity and Filter Considerations The 2018 Silverado 5.
2-liter EcoTec3 V8, the oil requirements remain largely the same regarding viscosity and certification. The primary requirement is meeting the GM standard GMW STD 9768, which validates the oil's performance characteristics.
2018 Chevy Silverado Oil Type Specifications for EcoTec3 V8 Engines
However, due to the larger displacement and increased power output, maintaining a strict oil change interval is crucial. Adhering to the Maintenance Schedule Chevrolet recommends changing the oil and filter at least once a year or every 7,500 miles for normal driving conditions.
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