Installation Guide
Page 10
System Connection Examples System 1 For vehicles pre-wired for details. 10 SIR-GM1 Installation Guide Please see the attached technical sheet for satellite radio Factory wiring harness Factory SDAR Interface Cable Remove the Factory XM Tuner and connect the SDAR Interface Cable DO NOT cut or extend the supplied harness. NOTE: If installing into a Cadillac CTS, a slight modification of the Factory SDAR Interface Cable is required. Doing so can cause operation or noise issues.
System Connection Examples System 1 For vehicles pre-wired for details. 10 SIR-GM1 Installation Guide Please see the attached technical sheet for satellite radio Factory wiring harness Factory SDAR Interface Cable Remove the Factory XM Tuner and connect the SDAR Interface Cable DO NOT cut or extend the supplied harness. NOTE: If installing into a Cadillac CTS, a slight modification of the Factory SDAR Interface Cable is required. Doing so can cause operation or noise issues.