Chevy Trailblazer
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How do you change the 4wd dash swith on a 2002 Chevy Trailblazer that is not working?

Answer

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Wiki User
05/31/2007

Try resetting the computer first, you do this by disconnecting the battery for 5 min and then reconnecting it. You may want to check the fuse for the 4 wheel drive first.