INSTALLATION
DIFFICULTY:

INSTALLATION GUIDE

for the

SB-GM-TRLBLZR/10W3v3

2002-Up Chevrolet Trailblazer

2002-Up GMC Envoy

2003-Up Buick Rainier

Thank you for choosing a JL Audio Stealthbox® for your automotive sound system. With proper
installation, your new vehicle-specific enclosed subwoofer system will deliver years of listening pleasure.
We strongly recommend that you have your new Stealthbox® installed by your authorized JL Audio
dealer. The installation professionals employed by your dealer have the necessary tools and experience
to disassemble and reassemble your vehicle properly. Also, keep in mind that your warranty coverage
extends to 2 years if your system is installed or approved by your authorized JL Audio dealer. If you
prefer to perform your own installation, please read this installation guide completely
before beginning the process.
If you choose to perform the i nstallation yourself, i t is absolutely vital th at
the Stealthbox® be properly mounted to the vehicle accord i n g t o these
instructions. Failu r e t o mount the enclosure proper l y presents two problems :
1) The sub-bass perfor mance will suffer due to th e m ove ment of the enclosure
caused by the force exerted by th e wo o f e r (s).
2) A loose enclosure present s a serious safety haza rd i n the event of a collision
or sudden deceleration.
STEP 1
Remove all contents from the cargo area.
Continued on Next Page
STEP 2
With a 7mm socket, remov e t he two bolts that are l o cated
at the rear of the passenger's side rear wheel well.
STEP 3
With a flat bald scr e w d river, remove the two pus h /pull
tabs that are locate d b ehind the passenger 's side rear tire.
SB-GM-TRLBLZR/10W3v3_INSTR_SKU#011184
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