Electrical problems

[kmk]

Use dlb to check the operation of the systems in question, you can manually turn them on or off. Body controller connectors get corrosion inside them, pull them out, you might have to repin them. Check the harnesses and the connectors going to your cluster. Since you have dlb, check your signals, if you are getting errors bn analog and digital suspect corrosion or bdc issues. Most signals are extremely low voltage and even a small amt of corrosion can cause failure of the kind you are describing.