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INSTALLATION INSTRUCTIONS FOR PART 99-3000

APPLICATIONS

METRA.  The World’s best kits.

metraonline.com

1-800-221-0932

© 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

Summary of Contents for 99-3000

Page 1: ...ts 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...

Page 2: ...zer 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 met...

Page 3: ...ousing 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 sec...

Page 4: ...ON REV 10 5 2012 INST99 3000 KNOWLEDGE IS POWER Enhance your installation and fabrication skills by enrolling in the most recognized and respected mobile electronics school in our industry Log onto www installerinstitute com or call 800 354 6782 for more information and take steps toward a better tomorrow Metra recommends MECP certified technicians ...

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