I have done this many times. There are some scews behind the switches and you have to pull the insrument cluster out a little. There is a screw in the middle of the vents that has to be loosened and then reinstalled.

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Benzmac:
Donnie Drummonds
1991 GMC Syclone
ASE CERTIFIED MASTER AUTO TECHNICIAN
SERVICE MANAGER FOR 14 BAY FACILITY
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