Q: So my 2000 Chevy Blazer is not wanting to accelerate past 40m

It is not likely that damage will occur or is occurring. Generally, it's only if the check engine light is actually flashing that you can reasonably expect damage. As far as whether what you are describing is a "known issue"...

One cause to rule out is low fluid level or a plugged transmission fluid filter. Delayed shifts can also be caused by internal hydraulic leaks in the valve body or failing internal transmission seals found on clutch pack pistons and...

This problem of hard or no start during damp weather is most commonly caused by ignition wires or engine running too lean. Try to spray the plug wires with water from a spray bottle to see if the wires start...