Troubleshoot in Transfer case

[Rafael Ocasio]

Hi I have a 99 Tahoe with codes c0376 c0395 c0327 b2725 change transfer case motor change 4 x 4 switch cannot reset put my snap on computer on it

 

[east302]

You probably need to do the pinpoint diagnosis for each code per the factory manual. That the parts replacement did not clear the code likely means that there are other issues.

Alldatadiy.com is a subscription based service that has the factory diagnostic procedures for each trouble code. It'd be worth taking a look at those for your vehicle. An annual subscription is around $20 or so.

For example, here is the procedure for b2725 for a 1998 K1500...

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