The 2022 Chevy 5.3 takes Dexos1 Gen 2 0W-20 synthetic motor oil.
For the 5.3-liter V8 used in trucks and SUVs such as the Silverado 1500, Tahoe, and Suburban, GM specifies Dexos1 Gen 2 0W-20 as the standard lubricant. The engine typically holds about 8 quarts with a filter. Always verify exact specifications in the owner’s manual or on the under-hood specification label, since regional or model differences can apply.
Oil specifications for the 5.3L V8
Dexos1 Gen 2: GM's approved standard
Dexos1 Gen 2 is GM’s lubrication specification for modern engines. Using a Dexos1 Gen 2 certified oil ensures compatibility with GM emissions systems and warranty requirements, and 0W-20 provides strong cold-start performance and fuel economy in most climates.
Capacity and maintenance notes
The 5.3L V8 typically requires about 8 quarts of oil with a filter. Your GM Oil Life Monitoring System will indicate when it's time for an oil change, based on driving conditions. Always use a full-synthetic Dexos1 Gen 2 0W-20 oil to keep the engine within spec and protect warranty coverage.
Why the 0W-20 viscosity matters
0W-20 is chosen to balance cold-start protection with fuel efficiency and engine wear. In GM engines, 0W-20 helps reduce friction on startup and supports efficient operation across the vehicle’s operating range.
Summary
The 2022 Chevrolet 5.3 uses Dexos1 Gen 2 0W-20 synthetic motor oil, with an approximate capacity of 8 quarts. Always consult the owner’s manual for the exact specification and service interval, and ensure you select a Dexos1 Gen 2 certified oil from a reputable brand.