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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.
2023 Chevrolet TahoeCoolant Type & Capacity
OEM spec from the factory service manual for the High Country, 3.0L Eng VIN T, 4WD variant.
Quick Answer
Coolant Type
50/50 mixture of DEX-COOL and clean, drinkable water
Capacity
6.14 QTS.
5.81 L
Variant
High Country, 3.0L Eng VIN T, 4WD
This vehicle's factory manual
The coolant spec is above. This opens the fluids section of the 2023 Chevrolet Tahoe High Country, 3.0L Eng VIN T, 4WD factory book.
What You'll Need
Related for Your 2023 Chevrolet Tahoe
Frequently Asked Questions
- What type of coolant does a 2023 Chevrolet Tahoe take?
- The 2023 Chevrolet Tahoe 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 High Country, 3.0L Eng VIN T, 4WD configuration.
- How much coolant does a 2023 Chevrolet Tahoe hold?
- The 2023 Chevrolet Tahoe cooling system capacity is 6.14 QTS. (5.81 L).
- Can I use universal coolant in my 2023 Chevrolet Tahoe?
- 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 2023 Chevrolet Tahoe?
- 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.