Metra Electronics 99-3304 user manual

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INSTALLATION INSTRUCTIONS FOR PART 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
99-3304
KIT FEATURES
• DIN Head Unit Provisions with Pocket
• ISO DIN Head Unit Provisions with Pocket
KIT COMPONENTS
A) Radio Housing • B) ISO Brackets • C) Trim Plate
C
A
B
WIRING AND ANTENNA CONNECTIONS (Sold Separately)
Harness:
• GMOS-01 - GM Interface 2002-up
• GMOS-04

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

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

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

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

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

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

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99-3304 FINAL ASSEMBLY FINAL ASSEMBLY Locate the factory wiring harness in the dash and make the connection as shown. 1 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.) Re-connect the negative battery terminal and test the unit for proper operation. 2 3 Reassemble radio and dash assemblies in reverse order of disassembly. FINAL WIRING CONNECTIONS Make wiring