Alpine X009-GM2 In-Dash Restyle System Owner's Manual

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Chevrolet/GMC
FULL SIZE TRUCK  
z 12/13
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Cut 
out
Cut 
out
Cut out
Trimming procedure for factory HVAC panel
 
The factory HVAC control needs to be trimmed to fit properly in the kit. Trim the top edges of the HVAC 
control as shown in the diagram below.