G12 Coolant(15)

G12 is a performance specification some automakers require for engine antifreeze/coolant. It refers to how the fluid protects against corrosion, works with engine materials, and how long it lasts—not just its color. Choosing the right one comes down to matching the spec your vehicle calls for.

• Check your owner’s manual: Look for G12, G12+, G12++, or related guidance.
• Read the label: Select a coolant that states it meets or is compatible with your required spec.
• Pick dilution: Choose pre‑diluted 50/50 for convenience or concentrate if you plan to mix per directions.
• Avoid guessing by color: Colors vary by maker.

Coolants that are G12 compatible clearly state that on the label or product details. Some formulations list multiple specifications and may include G12, G12+, G12++, or newer equivalents; however, suitability can depend on your vehicle’s model year and materials.

1. Verify the spec in your manual: Note the exact requirement.
2. Read the product packaging online: Look for a “meets” or “compatible with” statement.
3. Match the dilution: Choose pre‑mixed or concentrate based on your needs.
4. When unsure: A technician can help confirm compatibility.

On Walmart.com, open the product page and review the specifications section for stated standards before you buy.

The safest substitute is another coolant that explicitly states G12 (or your required) compatibility. Using a different, non‑compatible type can reduce corrosion protection and may shorten service intervals. “Universal” coolants vary, so always verify claims against your owner’s manual.

• Don’t mix on guesswork: Avoid topping off with an unknown type or relying on color.
• If you’re low: Let the engine cool fully before opening the cap, and consider professional help if the correct fluid isn’t available.
• Convenience options: Walmart offers online shopping and pickup to help you get the right coolant quickly.

Color isn’t a reliable way to identify G12. Coolants that meet the same specification can appear pink, red, purple, or other shades depending on the maker and dye used. Because colors aren’t standardized across brands, it’s best not to decide by appearance.

• Trust the label: Look for a statement that it meets or is compatible with your required spec.
• Avoid mixing by color: Blending different chemistries can reduce protection.
• Unknown fluid in the system? A full drain and refill following your service manual may be advisable.

Confirm the specification every time for the best result.

Mixing different coolant types can reduce corrosion and freeze protection, and may shorten service intervals. Many automakers recommend sticking with one approved specification.

• Top off like‑with‑like: Use a fluid that states compatibility with your required spec.
• If you’ve mixed by mistake: A complete service (drain/flush/refill) may be helpful; consult your manual or a technician.
• About waterless coolants: These are designed to be used on their own and typically shouldn’t be mixed with water‑based coolants.
• Choose dilution wisely: Pre‑mixed 50/50 is convenient; concentrate lets you mix per directions.

When in doubt, verify compatibility before adding anything to the reservoir.