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Home >> Chevrolet >> 1999 >> Express 1/2 Ton Van V8-5.7L VIN R >> Repair and Diagnosis >> Accessories and Optional Equipment >> Radio, Stereo, and Compact Disc >> Description and Operation >> Radio Controls >> Radio/Audio System Operation-RDS Functions >> Program Identification (Pi)
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Program Identification (Pi)

The Program Identification (PI) is received if the station broadcasts this feature. The PI code consists of 4 nibbles of data broadcast on the radio data system subcarrier. For regional variants, the second nibble of data is different.
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