INSTALLATION INSTRUCTIONS FOR PART 99-3306
APPLICATIONS
Chevrolet Aveo sedan 2007-2010
Pontiac G3 2007-2009
99-3306
KIT FEATURES
• DIN Mount Radio Provision with Pocket
• ISO Mount Radio Provision with Pocket
• Double DIN Mount Radio Provision
• Stacked ISO Units Provision
KIT COMPONENTS
A) Radio Housing • B) ISO Brackets • C) ISO Trim Plate • D) Double DIN Brackets
• E) Double DIN Trim Plate • F) Pocket
C
D
B
A
WIRING AND ANTENNA CONNECTIONS: (Sold Separately)
Wiring Harness:
• 70-2105 - GM harness 2006-up
• 70-8405 - GM/Suzuki/Daewoo harness 1999-up
Antenna Adapter:
• 40-CR10 - CHRYSLER/GM antenna adapter 2002-up
E
F
TOOLS REQUIRED:
Small Flat Blade Screwdriver/ Panel Removal Tool
• Phillips Screwdriver • Socket Set
1-800-221-0932
© COPYRIGHT 2004-2010 METRA ELECTRONICS CORPORATION
99-3306 DASH DISASSEMBLY
CHEVROLET AVEO 2007-2010
PONTIAC G3 2007-2009
A
Disconnect the negative battery ter-
minal to prevent an accidental short
circuit.
1
2
3
Unclip and remove trim panel around
radio. (Figure A)
SOUND
AST
SCAN
1
3
6
2
4
5
Remove (4) 9/32” screws securing
the radio. Unplug and remove radio.
(Figure B)
Continue to kit assembly.
B
SOUND
AST
SCAN
1
3
6
2
4
5
2
1
3
4
1
99-3306 KIT ASSEMBLY
DIN MOUNT RADIO PROVISION WITH POCKET
*Note: Refer also to the instructions included with the aftermarket radio.
A
Slide the DIN cage into the Radio
1
Housing and secure by bending the
metal locking outward. (Figure A)
2
3
Slide the aftermarket radio into the DIN
cage until it snaps into place. (Figure B)
Snap the pocket into the radio housing.
(Figure C)
Continue to final assembly.
B
C
2
99-3306 KIT ASSEMBLY
ISO MOUNT RADIO PROVISION WITH POCKET
*Note: Refer also to the instructions included with the aftermarket radio.
A
1
Mount the ISO Brackets to the radio
using the screws supplied with the
radio. (Figure A)
2
3
4
Slide the radio into the radio opening
until it snaps into place. (Figure B)
Snap the ISO Trim Plate onto the front
of the Radio Housing. (Figure B)
Snap the pocket into the radio hous-
ing. (Figure C)
B
Continue to final assembly.
C
3
99-3306 KIT ASSEMBLY
DOUBLE DIN MOUNT RADIO PROVISION
*Note: Refer also to the instructions included with the aftermarket radio.
A
1
2
Cut and remove the center bar from
the radio housing. (Figure A)
Snap the Double DIN brackets to the
inside edge of the radio housing.
(Figure B)
3
4
Slide the Double DIN radio into the
bracket/radio housing assembly and
secure the radio to the assembly using
the screws supplied with the radio.
(Figure C)
B
Snap the Double DIN trim-plate onto
the front of the housing/radio assem-
bly. (Figure C)
Continue to final assembly.
C
4
99-3306 KIT ASSEMBLY
STACKED ISO UNITS PROVISION
*Note: Refer also to the instructions included with the aftermarket radio.
A
1
2
Cut and remove the center bar from
the radio housing. (Figure A)
Snap the Double DIN brackets to the
inside edge of the radio housing.
(Figure B)
3
4
Slide the stacked ISO units into the
bracket/radio housing assembly and
secure the units to the assembly using
the screws supplied with the units.
(Figure C)
B
Snap the Double DIN trim-plate onto
the front of the housing/radio assem-
bly. (Figure D)
Continue to final assembly.
D
C
5
99-3306 FINAL ASSEMBLY
FINAL ASSEMBLY
A
B
(A) Strip wire ends back 1/2"
B) Twist ends together
C) Solder
D) Tape
C
D
Locate the factory wiring harness in the dash. Metra recommends using the
proper mating adapter and making connections as shown. (Isolate and individ-
ually tape off the ends of any unused wires to prevent electrical short circuit.)
1
2
3
Re-connect the negative battery terminal and test the unit for proper operation.
Reassemble radio and dash assemblies in reverse order of disassembly.
FINAL WIRING CONNECTIONS
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.
METRA / EIA WIRING CODE
12V Ignition / Acc. . . . . . . . . . Red
Right Front (+) . . . . . . . . . . . . Gray
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/ Black
Left Front (+) . . . . . . . . . . . . . White
Left Front (-). . . . . . . . . . . . . . White / Black
Right Rear (+) . . . . . . . . . . . . Violet
Right Rear (-) . . . . . . . . . . . . . Violet / Black
Left Rear (+) . . . . . . . . . . . . . Green
Left Rear (-) . . . . . . . . . . . . . . Green / Black
*NOTE: When a Black wire is not present, ground radio to vehicle chassis.
All colors may not be present on all leads due to manufacturer’s specifications.
1-800-221-0932
REV. 04/21/10 © COPYRIGHT 2004-2010 METRA ELECTRONICS CORPORATION INST99-3306
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