Pontiac Bonneville Radio and Speaker Removal and Install
	Pontiac Bonneville How to Remove and Replace Car Stereo
	1.1) Gently pry dash trim from both sides of steering column away from  dash releasing all clips.
	2.1) Lift left side of trim panel up over steering column and lay forward.
	3.1) Remove screws securing car stereo to dash. 3.2) Pull car stereo forward, disconnect antenna and connectors.
	Pontiac Bonnevile  Aftermarket Car Stereo Install
	Factory Wire Color Codes See Diagram Below
	Aftermarket Wire Color Codes See Diagrams Below
	Speaker Phasing Installing Aftermarket Speakers and Proper Hook-up Speaker Phasing Font Left   Front Right + Tan   + Light green - Gray   - Dark green       Rear Left   Rear Right + Brown   + Dark blue - Yellow   - Light blue
	NO AUDIO With aftermarket stereo installation?
	Erratic Volume Control DIY Repair
Pontiac Bonnevile Wire Diagrams and Wire Color Codes   Wire Diagrams, Cadillac, Chevrolet, Corvette, Geo, GMC, Oldsmobile, Pontiac and Saturn. DO NOT CUT FACTORY WIRE HARNESS     Aftermarket stereo installation? Why purchase the aftermarket wire harness? Installation is easier, no guess work with wire color codes and a Headache Saver! Factory wire colors codes are not universal. See Aftermarket Videos above. We discourage cutting the factory wire harness. This section aids in troubleshooting and determining wire color codes, phasing for speaker hook up, locating power wires for installing external devices and add-ons. Diagrams may not be applicable to Bose Audio Systems     1978 - 1992 IMPORTANT - There are two (2) yellow*, two (2) gray and two (2) brown wires in this harness. Locate the +12 volt constant wire first. Label it or splice to constant wire on aftermarket stereo first. Swapping yellow wires will cause damage to any aftermarket stereo. Check fuses if your unable to find +12 volts. 1   Black Ground 2   Gray Dimmer 3   or Blank Antenna/Amplifier Trigger On 4   Yellow Switched +12 volts 5   Light Green Right Front Speaker (+) 6   Tan Left Front Speaker (+) 7   Gray Left Front Speaker (-) 8   Dark Green Right Front Speaker (-) 9   Brown Left Rear Speaker (+) 10   Dark Blue Right Rear Speaker (+) 11   Light Blue Right Rear Speaker (-) 12   Yellow Left Rear Speaker (-)     Factory Wire Harness On Factory Car Stereo   13     Orange Orange Constant +12 Volts 14     Brown Brown Illumination Corvette Only with Second One Wire Black Connector 15       Pink Bose Amplifier Trigger On     1988 - 2005 IMPORTANT - There are two (2) yellow*, two (2) gray and two (2) brown wires in this harness. Locate the +12 volt constant wire first. Label it or splice to constant wire on aftermarket stereo first. Swapping yellow wires will cause damage to any aftermarket stereo. Check fuses if your unable to find +12 volts. 1   Gray Left Front Speaker (-) 2   Tan Left Front Speaker (+) 3   Dark Green Right Front Speaker (-) 4   Light Green Right Front Speaker (+) 5   Black Ground 6   Brown Illumination 7   Gray Dimmer 8   Blank   9   Yellow* (Green) Switched +12 volts 10   Orange Constant +12 volts 11   Light Blue Right Rear Speaker (-) 12   Dark Blue Right Rear Speaker (+) 13   Yellow Left Rear Speaker (-) 14   Brown Left Rear Speaker (+)     All wire diagrams and color codes are not 100% accurate.
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