Transfer Case Issues on 2002 Chevy Silverado 1500 HD

Hey everyone! I’m dealing with some transfer case issues on my 2002 Chevy Silverado 1500 HD. The transfer case shift motor went bad, so I replaced it after manually setting the transfer case into neutral. Initially, the shift lights turned on, but they started flashing and airing out. I couldn’t set it into neutral electrically, and now the lights don’t even turn on when I shift the truck into gear and then back to park. I’ve also noticed a grinding noise whenever I try to shift back into any gear, but it stops after a moment. Anyone have any ideas on what’s going on?

It sounds like there might be an issue with the shift linkage or the transfer case itself. If the shift motor was replaced, ensure all connections are secure. Sometimes, the grinding noise can be a sign of misalignment or a failing component within the transfer case. Check the fluid level too!

Did you check the wiring harness to the shift motor? A loose or damaged wire could prevent the system from communicating properly. Also, consider resetting the system; disconnect the battery for a few minutes and see if that helps.

Thanks for the advice! I’ll check the wiring harness and see if resetting the system helps. Appreciate it!

Grinding noises can sometimes indicate that the transfer case is not fully engaging. Ensure the shift motor is installed correctly and that there are no obstructions. It might be worth checking the transfer case fluid for any metal shavings too.

If you’re still having trouble, you might want to consider taking it to a professional. There could be deeper issues within the transfer case that need expert diagnosis.