JL Audio SB-GM-SLVCRW-10W1v2 User Manual

SB-GM-SLVCRW/10W1v2_INSTR_SKU#011173

I N S T A L L A T I O N G U I D E for the

SB-GM-SLVCRW/10W1v2

1999 - 2006 Chevrolet Silverado / GMC Sierra

Crew Cab

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.

If you choose to perform the installation yourself, it is absolutely vital that the Stealthbox instructions. Failure to mount the enclosure properly presents two problems:

1) The sub-bass performance will suffer due to the movement of the enclosure caused by the force exerted by the woofer(s).

2) A loose enclosure presents a serious safety hazard in the event of a collision or sudden deceleration.

be properly mounted to the vehicle according to these

S T E P 1

Lower both sides of the rear seating.

Remove the jack (A), jack tools (B) and the rear window sill plate (C).

S T E P 2

With a Phillips screw driver, remove the two screws that secure the passenger’s side c-pillar to the rear wall.

INSTALL ATIO N D I F F I C UL T Y:

OU T OF

ESTIMATED TIME: 23 H OURS

We strongly recommend that you have your new Stealthbox

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 two (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.

installed by your authorized

S T E P 3

Pull off the passenger’s side rear door sill plate.

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SB-GM-SLVCRW/10W1v2_INSTR_SKU#011173

S T E P 4

With a Phillips screw driver, remove the two screws that secure the driver’s side c-pillar to the rear wall.

S T E P 5

Pull off the driver’s side rear door sill plate.

S T E P 6

Pop the c-pillars off the wall.

Stretch out the seat belts and carefully place both c-pillars into the bed of the truck, so they are out of the way.

S T E P 8 Passenger's side:

Grab the black plastic box(vent column) and pull it towards the front of the truck, until it clears the threaded stud(circled). No mounting hardware secures this vent column to the truck.

After the vent column is free from the threaded stud, lift up and pull the vent column out.

The vent that is mounted to the rear wall, needs to stay in place.

S T E P 9 Driver's side:

Grab the black plastic box(vent columns) and pull it towards the front of the truck, until it clears the threaded stud(circled). No mounting hardware secures this vent column to the truck.

After the vent column is free from the threaded stud, lift up and pull the vent column out.

The vent that is mounted to the rear wall, needs to stay in place.

S T E P 1 0 If the truck is not equipped with the folding floor extensions, go to STEP 13.

Remove the driver's side and the passenger's side folding floor extensions from the mounting bar (circled).

Page 2 • JL Audio, Inc 2006

S T E P 7

With a T-45 socket and ratchet, remove both the passenger’s side and the driver’s side seat belt retracting units.

Remove the rear wall carpeting.

S T E P 1 1

With cut off wheels or a saw, remove both folding floor extension mounting bars from the rear seat mounting supports.

If you are to use cut off wheels, protect the interior from the sparks. Do not allow the sparks to shower upward. The sparks will cause cosmetic damage to the headliner.

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