Metra Electronics 99-3304 User manual

INSTALLATION INSTRUCTIONS FOR PART 99-3304
Socket Wrench • Flat Blade Screwdriver • Phillips Screwdriver
1-800-221-0932 www.metraonline.com
KIT FEATURES
©COPYRIGHT 2004-2009 METRA ELECTRONICS CORPORATION
•DIN Head Unit Provisions with Pocket
•ISO DIN Head Unit Provisions with Pocket
A) Radio Housing • B) ISO Brackets • C) Trim Plate
KIT COMPONENTS
99-3304
APPLICATIONS
Buick Terraza 2005-2008
Chevrolet Corvette 2005-2010
Chevrolet Uplander 2005-2008
Hummer H3 2006-2009
Pontiac Montana (SV6 only) 2005-2007
Saturn Relay 2005-2007
BC
A
WIRING AND ANTENNA CONNECTIONS (Sold Separately)
Harness:
•GMOS-01 - GM Interface 2002-up
•GMOS-04 - GM Amplified Interface 2002-up
Antenna Adapter:
•40-GM10 - GM antenna adapter 1988-up
TOOLS REQUIRED:

99-3304
Dash Disassembly ........................................................................ 1-3
Kit Assembly ................................................................................. 4-5
Final Assembly ................................................................................. 6
TABLE OF CONTENTS

99-3304
1
Disconnect the negative battery
terminal to prevent an accidental
short circuit.
1
Unclip and remove trim panel around
radio and a/c control.
(Figure A)
2
CHEVY UPLANDER, PONTIAC MONTANA
SV6, BUICK TERRAZA 2005-2008/
SATURN RELAY2005-2007
Remove (8) 9/32” screws to extract
radio and a/c control from sub dash.
(Figure A)
3
DASH DISASSEMBLY
A

99-3304
2
DASH DISASSEMBLY
CHEVROLET CORVETTE 2005-2010
Disconnect the negative battery terminal to
prevent an accidental short circuit.
1
A
Unclip and remove ride control switch/blank
plate at front edge of center console lid.
(Figure A)
2
Remove (2) 9/32” screws from under plate
removed in step 2. (Figure A)
3
Unclip and remove entire panel surrounding
radio and including a/c controls.
(Figure A)
4
Remove (4) 9/32” screws securing radio to
extract from sub dash.
(Figure A)
5

DASH DISASSEMBLY
HUMMER H3 2006-2009
99-3304
3
A
12:04 95.9
B
Unclip and remove trim panel around
radio and a/c controls.
(Figure A)
2
Remove (4) 9/32” screws securing
radio.
(Figure B)
3
Unplug and remove radio.
4
Disconnect the negative battery
terminal to prevent an accidental
short circuit.
1

4
Slide the DIN cage into the Radio
Housing and secure by bending the
metal locking tabs down.
(Figure A)
1
A
Slide the aftermarket head unit into
the cage and secure.
(Figure B)
2
B
99-3304
KIT ASSEMBLY
DIN HEAD UNIT PROVISIONS

5
Mount the ISO Brackets to the head
unit with the screws supplied with
the unit. (Figure A)
1
A
Slide the head unit into the radio
opening until the side clips engage.
(Figure B)
2
B
Snap the Trim plate into the Radio
Housing.
(Figure B)
3
KIT ASSEMBLY
ISO DIN HEAD UNIT PROVISION
99-3304

FINAL ASSEMBLY
1
Locate the factory wiring harness in the dash and make the connection as shown.
Metra recomends using the proper mating adapter and making the connections as
shown. (Isolate and individually tape off the ends of any unused wires to prevent
electrical short circuit.)
2
Re-connect the negative battery terminal and test the unit for proper operation.
3
Reassemble radio and dash assemblies in reverse order of disassembly.
A
A) Strip wire ends back 1/2"
B) Twist ends together
C) Solder
D) Tape
B
C
D
99-3304
FINAL ASSEMBLY
Make wiring connections using the EIA color code chart shown below and the instructions included with the head
unit. Metra recommends making connections as shown below; Strip, Splice, Solder, Tape. Isolate and individually
tape off ends of any unused wires to prevent electrical short circuit.
12V Ignition / Acc . . . Red
12V Batt / Memory . . Yellow
Ground . . . . . . . . . . . Black*
Power Antenna . . . . . Blue
Amp Turn-On . . . . . . Blue / White
Amp Ground . . . . . . . Black / White
Illumination. . . . . . . . Orange
Dimmer . . . . . . . . . . Orange / White
Right Front (+) . . . . . Gray
Right Front (-). . . . . . Gray / Black
Left Front (+) . . . . . . White
Left Front (-) . . . . . . . White / Black
Right Rear (+). . . . . . Violet
Right Rear (-) . . . . . . Violet / Black
Left Rear (+). . . . . . . Green
Left Rear (-) . . . . . . . Green / Black
*NOTE: When Black a wire is not present, ground radio to vehicle chassis.
All colors may not be present on all leads due to manufacturer’s specifications.
METRA / EIA WIRING CODE
FINAL WIRING CONNECTIONS
1-800-221-0932 www.metraonline.com
REV. 04/21/10 © COPYRIGHT 2004-2010 METRA ELECTRONICS CORPORATION INST99-3304