NEED HELP

my compressers on my 97 chevy wont come on.i already replaced the 3 terminal solenoid with another one.i made sure the ground wire was grounded.all fuses are ok.what the hell could be preventing these comps from turning on?the truck just sits im my garage,i hardly drive it.something very miner is going on.

Have you tryed to make sure you have power going to them ? Via Volt meter and make sure you are getting 12-volts. And what brand compressers are they ?

Viairs    

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