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.
2021 GMC CanyonCoolant Type & Capacity
OEM spec from the factory service manual for the AT4, 2.8L Eng VIN 1 variant.
Quick Answer
Coolant Type
50/50 mixture of DEX-COOL and clean, drinkable water
Capacity
11.10 QTS.
10.5 L
Variant
AT4, 2.8L Eng VIN 1
Source: Factory service manual — 2021 GMC Canyon AT4, 2.8L Eng VIN 1. View full manual section →
What You'll Need
Frequently Asked Questions
- What type of coolant does a 2021 GMC Canyon take?
- The 2021 GMC Canyon 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 AT4, 2.8L Eng VIN 1 configuration.
- How much coolant does a 2021 GMC Canyon hold?
- The 2021 GMC Canyon cooling system capacity is 11.10 QTS. (10.5 L).
- Can I use universal coolant in my 2021 GMC Canyon?
- 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 2021 GMC Canyon?
- 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.