C4 Tech/Performance L98 Corvette and LT1 Corvette Technical Info, Internal Engine, External Engine

System Light

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Old Feb 1, 2006 | 12:14 AM
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pwrful c4's Avatar
pwrful c4
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Default System Light

If Sys is displayed in the LCD section of the instrument panel cluster after customer installs A new aftermarket stero,he will need to do the following. 1.Buy 2 kilo-ohm 1/2 watt resistors.Disconnect the negative battery cable.3 remove the receiver. 4. connect one end of both resistors to igniton power. yellow wirein car. 5. Connect other end of one resistor to the purple / black wire in car.6. connect the other end of the second resistor tothe grey/black wire in the car. 7. Cover all connections and completely cover resistors.8.Reconnect the negative battery cable. This fix worked perfect in my 1994.
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Old Feb 1, 2006 | 12:34 AM
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yuppers!

This is outlined in a GM TSB... and the exact text can be found in the C4 Audio FAQ. I snagged the JPGs from a forum member who scanned it in. I ain't proud...
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