What is GM 6277M?

What is GM 6277M?

Dex-Cool Concentrate Coolant It has a patented carboxylate formulation with a service life of up to 5 years or 240,000 kilometers (whichever comes first) and is approved by General Motors to the GM 6277M specification. DEX-COOL® coolant contains no phosphates, silicates, borates, nitrates, amines or nitrites.

What coolant does GM use?

Dex-Cool
For a couple decades now, GM has used a type of coolant known as Dex-Cool. Despite not being called antifreeze, it still accomplishes the same task, so you don’t have to worry about replacing Dex-Cool for the winter months or anything like that.

What color is GM coolant?

Dex-Cool. Dex-Cool is the antifreeze recommended by General Motors, the company that makes Chevys, as the best antifreeze for their automobiles. It is an orange color, to truly differentiate it, and is an extended-life coolant, known to work up to 100,000 miles.

Does GM still use Dex-cool?

Dex-Cool is now used in almost 40 million vehicles sold by GM since 1996. On its website, GM claims Dex-Cool will last 5 years or 150,000 miles but a steady stream of consumers insist the product is defective and has damaged their vehicles.

Do different cars need different coolant?

Different vehicles require different coolants. There are varieties for every type of vehicle, from diesel engines to American, Asian and European vehicles. Each one is specifically formulated to keep its designated engine type running in extreme temperatures.

Is all orange coolant Dexcool?

The Colors of Coolant What color is Dex-Cool®?” It’s true, coolant liquid comes in different colors, most commonly green (orange for Dex-Cool®). Each color is a unique formula that should not be mixed. The below chart will help you decipher which fluid is in your vehicle.

Can you use green coolant in a Chevy?

You can utilize the red, orange, blue, green, purple, whatever color of coolant. The deal is, if you do use green instead of orange (Dexcool), you need to follow the change intervals for the green coolant (IIRC, it’s usually 24k miles or 24 months depending on the brand, but I believe that’s about nominal).