It uses a timing chain which drives the cams.
That year and engine size does not have a timing belt. It has a chain and gears
It has a Timing Chain.
Your 1999 Chevy blazer doesn't have a timing belt.
belt
Belt
It does not have a timing belt, it has a chain.
It can, but odds are when this happens the engine will fail to run because the timing is off so bad.
It has a timing chain.
Chain
It does not have a belt, it has a chain.
The 1.8L engine uses a timing belt, while the 1.4L engine uses a timing chain.
There is no timing belt in that engine. It has a timing chain.