GMRC-04
GM Class II data bus interface
1996-2002
applications
BuicK
Le Sabre
oldsmoBile
Aurora
pontiac
Bonneville
Kit Features
• Provides accessory (12-volt 10-amp)
• Retains R.A.P. (Retained Accessory Power), if equipped
• Used in non-amplified systems or when replacing amplified systems
• Retains all warning chimes through onboard speaker
interFace components
• GMRC-04 data interface
• 10-pin to 32-pin GM harness
tools required
• Cutting tool • Crimping tool • Tape
• Connectors (example: butt-connectors, bell caps, etc.)
METRA. The World's best kits.™
Installation Instructions for GMRC-04
2000-2005
2001-2003
2000-2005
1-800-221-0932
connections to Be made
From the 10-pin harness:
• Connect the red wire to the radio's 12-volt accessory or switched wire.
• When completed plug the 10-pin harness into the GMRC-04.
From the 32-pin harness:
• Connect the Yellow wire to the radio's 12-volt constant or memory wire.
• Connect the Black wire to the radio's ground wire.
• Connect the Blue wire to the radio's antenna turn-on wire. If there is no
antenna turn-on wire is present, connect the Blue wire up to the radio's
amplifier turn-on wire.
• Connect the orange wire to the radio's illumination wire. If your radio does not
have an illumination wire, just tape off wire.
• Connect the White wire to the radio's left front positive speaker output.
• Connect the White/Black wire to the radio's left front negative speaker output.
• Connect the Green wire to the radio's left rear positive speaker output.
• Connect the Green/Black wire to the radio's left rear negative speaker output.
• Connect the Gray wire to the radio's right front positive speaker output.
metraonline.com
(continued on next page)
© COPYRIGHT 2004-2011 METRA ELECTRONICS CORPORATION