You lift the hood and look at the pressure gauge.
That transmission does not have a modulator valve on it. It is computer controlled to a point.
The 1997 Chevrolet blazer modulator valve is located on the firewall in the engine compartment. The valve will be on the passenger side of the firewall.
If your car has one, take the vacuum line to the modulator off and if there is fluid inside, the modulator is bad.
NO.
That year model did not have a modulator valve on the transmission.
That year did not use a modulator valve. The transmission is COMPUTER controlled.
Where is the transmission modular valve located on my 1994 Chevy 1500 pickup truck
That year does not have a modulator valve, The transmission is controled by the computor.
That transmission is electronic controlled. No need for a modulator valve.
Need to know what your question is, Please try again.
If you have such a valve, it was installed as an aftermarket modification. Check with whoever installed it.
on the side of the transmission