Check the fuse, it's the first place to go.
No.
#12 red 10 amp
To save power.
I have a 07 jeep liberty factory radio how do I program it
Kinda sounds like you have a bad ignition switch.
The 1990 Jeep Grand Cherokee power locks wiring diagram can be obtained from most Jeep dealerships. The wiring diagram can also be found at most auto-parts stores.
http://www.instant-radio-code.co.uk/chrysler-jeep-code-search.php
Yes. Remove your radio and look on top of the heater box. Should see a silver box.
In a 2004 Jeep Liberty, the hot wire for the radio is typically red. This wire is responsible for providing power to the radio when the ignition is on. Always refer to a wiring diagram specific to your vehicle for accurate information, as wire colors can sometimes vary.
Something in the circuit is drawing too much power.
How do you change the steering shaft in a 1990 Jeep Wrangler?
go to this web page http://www.modifiedlife.com/car-stereo-radio-wiring-diagram-and-wire-colors-2002-jeep-liberty/ there is list on right side for each model year and type of Jeep