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DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
2018 Chevrolet ExpressOil Type & Capacity
OEM spec from the factory service manual for the LS variant.
Quick Answer
Oil Type
API - SAE 5W-30
Capacity (w/ Filter)
4.63 QTS.
4.38 L
Variant
LS
Note: Use only engine oil licensed to the dexos1 specification, or equivalent, of the proper SAE viscosity grade. ACDelco dexos1 Synthetic Blend is recommended.
If in an area of extreme cold, where the temperature falls below -20Deg.F (-29Deg.C), an SAE 0W-30 oil may be used. An oil of this viscosity grade will provide easier cold starting for the engine at extremely low temperatures.
Source: Factory service manual — 2018 Chevrolet Express LS. View full manual section →
What You'll Need
Frequently Asked Questions
- What type of oil does a 2018 Chevrolet Express take?
- The 2018 Chevrolet Express requires API - SAE 5W-30. The exact spec may vary slightly by engine variant — this page shows the OEM recommendation for the LS configuration.
- How much oil does a 2018 Chevrolet Express need?
- The 2018 Chevrolet Express takes 4.63 QTS. (4.38 L) of engine oil with the filter replaced.
- Can I use synthetic oil in my 2018 Chevrolet Express?
- Yes — synthetic oil that meets the API - SAE 5W-30 specification is acceptable and often preferred for better protection and longer change intervals.
- What happens if I use the wrong oil in my 2018 Chevrolet Express?
- Using oil that does not meet the API - SAE 5W-30 specification can reduce engine protection, increase wear, and potentially void warranty coverage. Always use oil that meets the OEM spec.