Metra Electronics 99-3000 User manual

INSTALLATION INSTRUCTIONS FOR PART 99-3000
APPLICATIONS
METRA. The World’s best kits.™metraonline.com1-800-221-0932 © COPYRIGHT 2004-2011 METRA ELECTRONICS CORPORATION
REV. 10/5/2012 INST99-3000
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.
• DINheadunitprovision
• ISOheadunitprovision
•A)Radiohousing•B)ISObrackets
KIT FEATURES
KIT COMPONENTS
WIRING & ANTENNA CONNECTIONS(soldseparately)
WiringHarness:
•70-1858-GMharness1987-2005
AntennaAdapter:
•40-GM10-GMantennaadapter
•Panelremovaltool•Phillipsscrewdriver
•Smallflatbladescrewdriver•Cuttingtool•Scribe
TOOLS REQUIRED
Chevrolet/GMC 1988-1994
99-3000/AW-333GM
See application list inside
A B

99-3000
Applications
2
Table of Contents
Chevrolet
FullsizeBlazer..................................................... 1992-1994
Fullsizepickup..................................................... 1988-1994
Suburban.............................................................. 1992-1994
GMC
C-Series............................................................... 1988-1994
Suburban.............................................................. 1992-1994
Yukon................................................................... 1992-1994
-ChevroletSuburban1992-1994.........................................2
-GMCC-Series1988-1994..................................................2
-GMCSuburban1992-1994................................................2
-GMCYukon1992-1994......................................................2
Kit Assembly
-DINheadunitprovisions.....................................................3
-ISOheadunitprovisions.....................................................3
Table of Contents
Dash Disassembly
-ChevroletfullsizeBlazer1992-1994..................................2
-Chevroletfullsizepickup1988-1994.................................2
-ChevroletSuburban1992-1994.........................................2
-GMCC-Series1988-1994..................................................2
-GMCSuburban1992-1994................................................2
-GMCYukon1992-1994.................................................... xx
Kit Preparation
-ChevroletfullsizeBlazer1992-1994..................................2
-Chevroletfullsizepickup1988-1994.................................2
Dash Disassembly
(Figure A)
1. Pulloutonthebottomoftheradiotrimbezel.
Unhookthetopcornersofthebezelandremove.
(FigureA)
2. Removethemetalfasteningclipsfromthebottom
ofthefactorydashpanelandattachthemtothe
samelocationontheradiohousing(rearinside
cornerviewshown).(FigureB)
Continue to kit preparation
Dash Disassembly
(Figure B)

99-3000
3
1. RemovetheA/Cventsfromthefactorydashpanel
byreleasingthespringfasteningclipssecuring
themtothepanel.
2. Mounttheventstotheradiohousingbyinserting
theinneredgeoftheventintothecenterinside
pivotholeandtheouteredgeoftheventintothe
outerpivothole.
3. Usingthesamemetalspringclipsandmounting
proceduresfromtheoriginaltruckpaneltomount
theventstotheradiohousing.(FigureA)
Continue to kit assembly
Kit Preparation
(Figure A)
ISO head unit provision
1. MounttheISObracketstotheradiousingthe
screwssuppliedwiththeradio.(FigureA)
2. SlidetheradiointotheradiohousinguntiltheISO
bracketssnapintoplace.(FigureB)
3. Locatethefactorywiringharnessinthedash.
Metrarecommendsusingthepropermating
adapterfromMetraorAXXESS.Re-connectthe
negativebatteryterminalandtesttheunitfor
properoperation.
4. Reassembledashinreverseorderofdisassembly.
Kit Assembly
(Figure A)
DIN head unit provision
1. SlidetheDINcageintotheradiohousingand
securebybendingthemetallockingtabsoutward.
(FigureA)
2. Slidetheaftermarketradiointothecageuntilit
snapsintoplace.(FigureB)
3. Locatethefactorywiringharnessinthedash.
Metrarecommendsusingthepropermating
adapterfromMetraorAXXESS.Re-connectthe
negativebatteryterminalandtesttheunitfor
properoperation.
4. Reassembledashinreverseorderofdisassembly.
Kit Assembly
(Figure A)
RIGHT SIDE CLIP
right side clip

INSTALLATION INSTRUCTIONS FOR PART 99-3000
METRA. The World’s best kits.™metraonline.com1-800-221-0932 © COPYRIGHT 2004-2011 METRA ELECTRONICS CORPORATION
REV. 10/5/2012 INST99-3000
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