How do I trouble shoot the problem listed below. What codes should I look for ? on 1998 Chevrolet Suburban 1500

I have the 4 button control four shifting between the various modes. The red neutral light and the 2HI and 4 LO lights are on.

by in Denver, CO on December 22, 2013
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2 answers
ANSWER by , December 22, 2013
It needs to be scanned with a Tech2 scanner to read the transfer case module and find the fault.
ANSWER by , December 23, 2013
very poss the switch is going out,very common.get a diag as stated in previuos post