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4 wheel drive does not engage

(1990 Ford Bronco)
in Bronx, NY on February 10, 2009
4 wheel drive does not engage, the buttons on the dash board which engage 4 wheel drive and low range do not engage. Could it be a fuse or someting more serious?
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Popular Answer
on February 10, 2009
There's a mode shift switch that takes about 1/2 hour to change Airtex part # ( Four wheel drive switch # 1S4283 ) Start your troubleshooting with this.
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on February 10, 2009
There's a mode shift switch that takes about 1/2 hour to change Airtex part # ( Four wheel drive switch # 1S4283 ) Start your troubleshooting with this.
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on March 07, 2011
There's a box under the passenger side near the glove box that has a few wire harnesses in it pull it out tap on it the contacts stick and wont allow power to the transfer case motor
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