A Chevy Cavalier can use standard, all-purpose antifreeze, so it's unlikely that the wrong kind was put in. However, if it is not diluted properly and the antifreeze is mixed with more than 50 percent water, the engine can overheat under some circumstances.
R134a
Dexcool is recommended.
GREEN color.
Dexcool ORANGE in color.
Any brand of antifreeze can be used in a 1998 Chevrolet Blazer. It is recommended that a person uses 50 50 antifreeze.
They use Dex-cool from the factory.
Dex-Cool
It was built with dexcoolIt was built with dexcool
It is important to maintain the fluid levels while owning a car. A 2000 Chevy Cavalier can use 5W30 and 10W30, depending on where the driver lives.
It does not make any difference what color of anti-freeze you use in your 2000 Chevrolet Cavalier. The anti-freeze manufacturer can make their anti-freeze any color they choose.
The surge tank is located on the passenger's side of the engine compartment. There is probably a sticker that reads "Use DexaCool Coolant Only."