I usually change it when I do the oil. But it would depend on how much you drive and how you drive. If its no longer green/orange probably time to change it. The cleaner you keep it the better the run.
Depends on the model of the truck
The Chevy truck models included - Silverado, Hybrid Silverado, Silverado SS, Silverado with Z71 Off Road Package, and the Heavy Duty Silverado..
how to change oil pump in a 2000 Chevy silverado 4.3 2 wheel drive truck
How do you change brakes on 2003 Silverado Pick Up?
Selling a 1977 chevy silverado classic
can you use 235/70/R16 tires on a chevy silverado truck
There is no such truck. The Ram is a Dodge, the Silverado is a Chevy.
You will never need to. It will out last the truck it's self.
YES, Chevrolet did produce a truck in 2004 called a silverado.
What are the dimensions of 05 Chevy truck
Yes as long as both trucks are a 1/2 ton are a 3/4 ton.
Your best bet is to visit a good auto shop (seller of antifreeze), and say "I want to buy enough antifreeze for a 1990 Chevy 5.7 truck".