Safety Warning
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.
2020 Chevrolet SonicCoolant Type & Capacity
OEM spec from the factory service manual for the LS variant.
Quick Answer
Coolant Type
50/50 mixture of DEX-COOL and clean, drinkable water
Capacity
6.34 QTS.
5.99 L
Variant
LS
Note: After refill, the level must be checked. Add enough engine coolant so that the fluid is within the proper operating range.
This vehicle's factory manual
2020 Chevrolet Sonic: confirm the engine, trim, or drivetrain to open the available repair and diagnosis sections.
What You'll Need
Related for Your 2020 Chevrolet Sonic
Frequently Asked Questions
- What type of coolant does a 2020 Chevrolet Sonic take?
- The 2020 Chevrolet Sonic requires 50/50 mixture of DEX-COOL and clean, drinkable water. The exact spec may vary slightly by engine variant — this page shows the OEM recommendation for the LS configuration.
- How much coolant does a 2020 Chevrolet Sonic hold?
- The 2020 Chevrolet Sonic cooling system capacity is 6.34 QTS. (5.99 L).
- Can I use universal coolant in my 2020 Chevrolet Sonic?
- It is strongly recommended to use coolant that meets the 50/50 mixture of DEX-COOL and clean, drinkable water specification. Universal coolants may not provide the correct corrosion protection for your engine's materials.
- What happens if I use the wrong coolant in my 2020 Chevrolet Sonic?
- Using coolant that does not meet the OEM specification can cause corrosion, gasket damage, and overheating. Always verify the correct coolant type before topping off or flushing the system.