INSTALLATION INSTRUCTIONS FOR PART GMOS-13
Chime Volume Adjustment
1) With car on, shut off car and leave keys in ignition. Open the car door and leave it open. Chimes
will be heard.
2) Wait 10 seconds, then with a small screwdriver adjust the potentiometer fully counterclockwise (all
the-way left), then clockwise to raise chime level and counterclockwise to lower the chime level.
3) When the volume is at the desired level, remove the keys from the ignition. This will lock the chime
volume at its current level.
Audio Volume Adjustment
1) Start your vehicle and turn on the radio having audio playing.
2) Turn your aftermarket radio's volume up ¾ of the-way.
3) With a small screwdriver adjust the potentiometer clockwise to raise the audio level and
counterclockwise to lower the audio level.
4) Once at desired level your audio adjustment is complete.
METRA. The World's best kits.
™
1-800-221-0932
IMPORTANT WARNING
This product includes instructions for installation
which must be carefully followed. The instructions are
worded in such a manner to assume that the installer
is capable of completing these type of electronic
installations. If you are unclear as to what you are
instructed to do or believe that you do not understand
the instructions so as to properly and safely complete
the installation you should consult a technician who
does have this knowledge and understanding.
Failure to follow these instructions carefully and
to install the interface as described could cause
harm to the vehicle or to safety systems on the
vehicle. Interference with certain safety systems
could cause harm to persons as well. If you have
any questions in this regard please call the Help
line or Metra at 1-800-221-0932 for assistance.
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