Usually by visual inspection. Look for worn cogs and fraying of the belt.
The best way is to replace it on a regular basis, IE every 100,000 miles. If it breaks while the engine is running it can produce severe engine damage and bent valves.
how can you tell if a timing belt is bad
No start, internal engine damage.
It uses a timing chain
You cannot tell that is why you just replace them at a set mileage as recommended by the manufacture of the vehicle.
These have a timing belt . They stretch out and yours is old . If you can not time it or it is mis firing for no other reason , then it is most likely bad .
Yes a timing belt can make it run bad the vale timing gould be off an the cam will be in re tard timing
If I recall correctly. When a timing belt goes bad it just go...
NO! This has no effect on the timing belt.
Timing belt or chain may be bad.
No.
Your 94 S-10 doesn't have a timing belt.
Bad missfire and if ur car is hard to start then its a stretched timing belt.