Syclone V6-262 43L Turbo (1991) HVAC Control Assembly Service Bulletins
8.
Remove the control baseplate.
9.
Remove the 4 housing to bezel mounting screws (Figure 3).
10.
Discard the broken housing.
11.
Apply a small amount of GM silicone grease, P/N 12345579, or its equivalent to areas of the new housing where the mode and temperature levers
protrude through the housing slots (Figure 3).