It has no Timing Belt, it has a Timing Chain.
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.
very carefully
On a 1997 Chevrolet Malibu : Both the 2.4 litre four cylinder engine and the 3.1 litre V6 engine have a timing CHAIN
How do I rethread the serpentine belt on a 2002 Malibu with a V-6?
The 2005 Chevy Malibu has a timing chain, not a timing belt.
Remove the air conditioning hoses from your 1997 Chevy Malibu air conditioning compressor. Remove the compressor belt. Remove the compressor retaining bolts. Reverse the process to install your new air conditioning compressor.
I have a 3.1L and there is just 1 screw that holds the tensioner in place.
It does not have a timing belt, it has a chain.
Remove the belt from your 1999 Chevy Malibu alternator. Remove the wiring harness from the back of the alternator. Remove the alternator retaining bolts. Reverse the process to install the new alternator.
chain
stand on passenger side of car with hood open and look at the pulley of the serpentine belt that is the closest to the radiator, the pump is in back of that pulley, very easy to change.
Just a serpentine belt. May have to remove a motor mount in order to change it, that varies by the year.