Metra Electronics 99-4644 User manual

APPLICATIONS
CAUTION: Metra recommends disconnecting the
negative battery terminal before beginning any
installation. All accessories, switches, and especially
air bag indicator lights must be plugged in before
reconnecting the battery or cycling the ignition.
NOTE: Refer to the instructions included with the
aftermarket radio.
INSTALLATION INSTRUCTIONS FOR PART 99-4644
• DINandISOradioprovisions
•Also, for vehicles equipped with J-2000
panel-style
•A)Radiohousing•B)Flatfaceplate•C)1/2”Faceplate•D)1”Faceplate•E)Rearsupporttray
•F)ISOtrimring•G)Bracketset#1•H)Bracketset#2•I)Bracketset#3•J)Bracketset#4
•K)Bracketset#5•L)Bracketset#6•M)Bracketset#7•N)Bracketset#8•O)Bracketset#9
•P)Bracketset#10•Q)ISObrackets•R)Bracket(L)S-10•S)(4)Carriagebolts/studs
•T)(4)Nuts•U)(4)Hex-headscrews
KIT FEATURES
KIT COMPONENTS
• Panelremovaltool/flatheadscrewdriver
•Torx-headscrewdriver•Socketwrench
TOOLS REQUIRED
GM 1
982-2005
99-4644
See application list inside
BCA D E
G HF I J
L MK N O
Q SP T UR

99-4644
Applications
* Note: The factory mounting bracket(s) must be retained and used with this vehicle.
Buick
Century*......................1982-1996
Electra*........................1984-1990
EstateWagon*.............1984-1994
LeSabre*.....................1984-1994
ParkAvenue*...............1984-1994
Reatta*........................1990-1991
Regal*.........................1984-1987
Riviera*........................1983-1985
Riviera*........................1990-1995
Roadmaster................ 1991-1994
Skyhawk*.................... 1982-1989
Skylark*....................... 1983-1995
Cadillac
Cimarron....................1982-1988
DeVille*........................1985-1995
Eldorado*..................... 1984-1991
Escalade..................... 1999-2002
Fleetwood*.................. 1985-1992
Seville*........................ 1984-1991
Chevrolet
Astro........................... 1985-2005
Avalanche....................2002
Beretta.......................1991-1996
Blazer(full)*.................1989-1991
C/KPickup..................1995-2000
Camaro.......................1982-1992
Camaro.......................1997-2002
Caprice....................... 1991-1996
Cavalier......................1982-1999
Celebrity*.....................1982-1990
CitationII*....................1985
Corsica....................... 1991-1996
Corvette*..................... 1984-1989
Corvette......................1997-2004
EICamino................... 1986-1987
Express.......................1996-2000
G-SeriesVan................1988-1996
Impala........................1994-1996
Lumina....................... 1990-2001
LuminaAPV................ 1990-1996
Chevrolet (continued)
Malibu........................1997-2000
MonteCarlo................1986-1988
MonteCarlo................1995-1999
Nova........................... 1985-1988
S-10Blazer................1982-1994
S-10Blazer................1998-2001
S-10Pickup................ 1982-1993
S-10Pickup................ 1998-2001
Silverado.................... 1999-2002
Suburban*................... 1989-1991
Suburban....................1995-2002
Tahoe......................... 1995-2002
Venture.......................1997-1999
GMC
C/KPickup...................1995-2000
G-SeriesVan................1988-1995
Jimmy(full)*................1989-1991
S-15Jimmy................ 1998-2001
S-15Jimmy................ 1982-1994
GMC (continued)
S-15Pickup................ 1982-1990
Safari.......................... 1985-2005
Savana....................... 1996-2000
Sierra.........................1999-2002
Sonoma.......................1991-1993
Sonoma......................1998-2001
Suburban*................... 1989-1991
Suburban....................1995-1999
Yukon......................... 1995-2002
Isuzu
Hombre.......................1998-2001
Oldsmobile
Achieva*...................... 1992-1995
Bravada......................1991-1994
CutlassCalais*.............1984-1991
CutlassCiera*.............. 1982-1996
CutlassSupreme*........ 1984-1988
Delta88*..................... 1986-1988
Firenza*....................... 1982-1988
Oldsmobile (continued)
Ninety-Eight*...............1984-1990
Omega........................1983-1984
Silhouette...................1990-1999
Toronado.................... 1982-1985
Pontiac
6000...........................1982-1991
Bonneville*.................. 1982-1999
Fiero*..........................1984-1988
Firebird....................... 1982-2002
GrandAm*...................1985-1995
GrandAm................... 1996-2000
GrandPrix*.................. 1985-1987
GrandPrix...................1990-2003
Montana..................... 1999
Sunbird**....................1982-1988
Sunfire........................1995-1999
TransSport..................1990-1998
Saturn
(allmodels).................1991-1994
** Note: Vehicles are equipped with J-2000 panel style factory radios.

1. Remove(4)screwsfromthetop-insideedgeofthe
dashtrimbezel.(FigureA)
2. Remove(5)screwsfrombothsidesofthe
steeringcolumn.
3. Remove(3)Phillipsscrewssecuringtherocker
switchhousingandliftthehousingout.
4. Removethehardwaresecuringthefactory
mountingbracketstothefactoryradio.
(FigureB)
5. Removeandretainthebrackets.

Buick Century
1982-1996
Buick Reatta
1990-1991
Buick Electra 1984-1990
Buick Estate Wagon/
LeSabre/Park Avenue
1984-1994
(Figure A) (Figure B)
(S-10application
shownasexample)
1. Unsnaptheclimatecontroltrimbezelandremove
(4)star-drivescrewsexposed.(FigureA)
2. Pullthesteeringcollarbackandcarefullyunsnap
thedashtrimbezel.
3. Removethehardwaresecuringthefactory
mountingbracketstothefactoryradio.
(FigureB)
4. Removeandretainthebrackets.

(Figure A) (Figure B)
(S-10application
shownasexample)
1. Remove(2)torx-headscrewsabovethe
instrumentpanel.(FigureA)
2. Remove(1)torx-headscrewfromeachA/Cvent.
(FigureA)
3. Unclipthedashtrimbezelandremove.
4. Removethehardwaresecuringthefactory
mountingbracketstothefactoryradio.
(FigureB)
5. Removeandretainthebrackets.

(Figure A) (Figure B)
(S-10application
shownasexample)
Dash Disassembly 99-4644

1. Removetheradioknobsandcigarettelighter.
2. Gentlyuncliptheradiotrimbezelandremove.
(FigureA)
3. Removethehardwaresecuringthefactory
mountingbracketstothefactoryradio.
(FigureB)
4. Remove and retain the brackets.
Buick Regal
1984-1987
Buick Riviera
1990-1995
Buick Riviera
1983-1985
1. Carefullypullandremovethedash 
trimbezel.(FigureA)
2. Remove(4)screwssecuringthefactoryradioand
disconnectthewiring.
3. Removethehardwaresecuringthefactory
mountingbracketstothefactoryradio.
(FigureB)
4. Removeandretainthebrackets.
1. Remove(2)torx-headscrewsabovethe
instrumentpanel.(FigureA)
2. Remove(1)torx-headscrewfromeachA/Cvent.
(FigureA)
3. Unsnapthepanel.
4. Removethehardwaresecuringthefactory
mountingbracketstothefactoryradio.
(FigureB)
5. Remove and retain the brackets.
(Figure A) (Figure B)
(S-10application
shownasexample)
(Figure A) (Figure B)
(S-10application
shownasexample)
(Figure A) (Figure B)
(S-10application
shownasexample)
Dash Disassembly 99-4644

1. Remove(2)screwsfromthe
driver’ssideservicepaneland
unclipthepanel.
2. Pryoffthetrimpiecelocated
abovethegloveboxandremove
(1)screw.
3. Remove(3)screwsfromthe
topedgeofthedashtrimbezel.
(FigureA)
4. Remove(1)screwfromthe
lower-leftcorneroftheglovebox
and(1)screwfromtheparking
brakerelease.
5. Removethedashtrimbezel.
6. Cutandremoveallmountingtabs
onBracket#4EXCEPTtabs“B”.
(FigureB)
Note: Identify mounting tabs
by the stamped letter on the back
of each tab.
Buick Roadmaster 1991-1994
Chevrolet Caprice 1991-1993
(Figure A)
(Figure B)
“B”
1. Removethegloveboxbyremoving
thedoorstrapwireclipand(4)
screws.(FigureA)
2. Remove(2)screwsbelowthe
cigarettelighterhousingand(3)
screwsbelowthesteeringcolumn.
(FigureA)
3. Remove(1)screwfromthetop-left
ofthefactoryradioandunclipthe
dashtrimbezel.(FigureA)
4. Removethehardwaresecuringthe
factorymountingbracketstothe
factoryradio.(FigureB)
5. Removeandretainthebrackets.
Buick Syhawk 1982-1989/Oldsmobile
Firenza 1982-1988
(Figure A)
(Figure B)
(S-10application
shownasexample)
Dash Disassembly 99-4644