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Home >> Pontiac >> 2000 >> Firebird V6-3.8L VIN K >> Repair and Diagnosis >> Accessories and Optional Equipment >> Radio, Stereo, and Compact Disc >> Description and Operation >> Steering Wheel Controls >> Circuit Description >> SIR Coil Assembly

SIR Coil Assembly

The SIR Coil Assembly contains 6 wires, four of which are used by the SWC. The SWC allows voltage to be sent from the steering wheel switches to the radio while the steering wheel is being turned.
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