It will be the wire without the black line on it. Usualy the black line on a solid color will mean negative (-)
regular
Remove the rear speaker covers in your 1994 Chevy Cavalier. Remove the rear speaker retaining screws. Remove the wiring harness from the back of the rear speakers.
The left rear speaker wire positive is -Yellow/Blue negative is - Black/Blue The right rear speaker wire positive is - Yellow/Red negative is - Gray/Red
CAR AUDIO FRONT SPAEKERS LOCATION: DOORS LEFT FRONT SPEAKER POSITIVE (+) WIRE: TAN LEFT FRONT SPEAKER NEGATIVE(-) WIRE: GRAY RIGHT FRONT SPEAKER POSITIVE (+) WIRE: LIGHT GREEN RIGHT FRONT SPEAKER NEGATIVE (-) WIRE: DARK GREEN CAR AUDIO REAR SPEAKERS LOCATION:REAR DECK LEFT REAR SPEAKER POSITIVE (+) WIRE: BROWN LEFT REAR SPEAKER NEGATIVE (-) WIRE: YELLOW RIGHT REAR SPEAKER POSITIVE (+) WIRE: DARK BLUE RIGHT REAR SPEAKER NEGATIVE (-) WIRE: LIGHT BLUE
1998 Toyota Tacoma Stereo Wiring InformationRadio Battery Constant 12v+ Wire: Blue/YellowRadio Accessory Switched 12v+ Wire: GrayRadio Ground Wire: BrownRadio Illumination Wire: GreenLeft Front Speaker Positive Wire (+): PinkLeft Front Speaker Negative Wire (-): PurpleRight Front Speaker Positive Wire (+): GreenRight Front Speaker Negative Wire (-): BlueLeft Rear Speaker Positive Wire (+): BlackLeft Rear Speaker Negative Wire (-): YellowRight Rear Speaker Positive Wire (+): RedRight Rear Speaker Negative Wire (-): White
the mid-rear speakers are 6.5
The 1963 Chevy Impala dashboard speakers measure 4.5 inches in diameter. The rear speakers measure four inches by six inches.
Front 4 x 6 Rear 6 x 9
Battery Constant 12v+ Wire: WhiteAccessory Switched 12v+ Wire: White/BlackGround Wire: BlackIllumination Wire: Red/YellowDimmer Wire: Red/GreenAntenna Trigger Wire: PinkLeft Front Speaker Positive Wire (+): WhiteLeft Front Speaker Negative Wire (-): Black/BlueRight Front Speaker Positive Wire (+): BlueRight Front Speaker Negative Wire (-): White/RedLeft Rear Speaker Positive Wire (+): Light GreenLeft Rear Speaker Negative Wire (-): Light Green/BlackRight Rear Speaker Positive Wire (+): GrayRight Rear Speaker Negative Wire (-): Gray/Black
6.5
For the Sony CDX-L510X car stereo, the typical wire color codes are as follows: Yellow: Battery (constant power) Red: Ignition (switched power) Black: Ground Gray: Front right speaker positive Gray/Black: Front right speaker negative White: Front left speaker positive White/Black: Front left speaker negative Purple: Rear right speaker positive Purple/Black: Rear right speaker negative Green: Rear left speaker positive Green/Black: Rear left speaker negative. Always consult the specific wiring diagram for your vehicle and stereo for accurate connections.
With a screwdriver