JL Audio SB-J-GCHER3/10W1v2/TN User Manual

Continued on Next Page 

SB-J-GCHER3/10W1v2_INSTR_SKU#011235

SB-J-GCHER3/10W1v2_INSTR_SKU#011235

S T E P   1 5
If needed, with the 3/8” drill bit and drill. Drill the metal panel 
were it was marked from STEP 3. 
 

              *WARNING* 

The metal behind this side panel is the outer metal of the 
vehicle.

S T E P   1 4
Remove the plastic panel from the vehicle.

S T E P   1 3
Remove the right rear door’s sill plate.  

S T E P   1 2
Remove the d-pillar plastic cover.  

Page 3 • JL Audio, Inc 2007

S T E P   1 7
Place the hex bolt assembly through the drilled hole, from 
the back side of the metal panel. 

Apply a wrench onto the coupler that is in front of the metal 
side panel. 
Apply a 9/16-inch open end wrench to the hex bolt that is 
behind the metal panel.  

Secure the mounting assembly to the metal side panel. 

S T E P   1 9
Place the plastic side panel back into place. Guide the socket 
cup set screw through the drilled hole. Only the socket cup 
set screw should protrude through the plastic panel. 

S T E P   1 8
From the back side of the plastic side panel, cut out and 
remove the sound deadening that is around the drilled hole.   

S T E P   1 6
The illustration to the left shows how all the supplied 
hardware makes up the mounting assembly.

Place a lock washer and then flat washer onto the hex bolt.

Place both coupler nuts onto one socket cup set screw. 
Make sure that there is enough room inside one of the 
couplers to allow the hex bolt to be properly inserted, look 
to STEP 17.  
Fully thread in the second socket cup set screw into the 
other coupler.