envoy electrical issues please help?

i just bought a 2002 envoy and the power seats,windows,moon roof, heater, radio, and odometer don't work. 4x4 works all fuses are fine. dont know where to start any ideas? please help thanks

i just bought a 2002 envoy and the power seats,windows,moon roof, heater, radio, and odometer don't work. 4x4 works all fuses are fine. dont know where to start any ideas? please help thanks

How did you check the fuses?

Check for 12volts at the fuses for the components that don't work..if the voltage is low (less then 12v) most likely cause is the ignition switch....This is an educated guess based solely on your symptom