It is your lucky day. The cost will be $0.00. The 2000 Chevy Malibu has a chain and NOT a belt. No maintenance is required.
It has a timing chain.
Yes , the 5.3 litre V8 engine in a 2000 Chevrolet Suburban has a timing CHAIN
repair timing chain on 2000 chevy tracker
It has a t-chain.
If you have a noisy timing chain you need to replace it.
The 1.6 liter four cylinder has a timing BELT and the 2.0 liter four cylinder has a timing CHAIN
The 2.2 4 cylinder has a chain
unless there is noise coming from the timing chain, you should never need to replace it.