If you’re thinking about installing a radio, your user guide will be your best friend. Find your manual below and print it off for your reference. I have a Sirius Radio I have an XM Radio MODEL NAME / NUMBER DOCUMENTATION (PDF) SOFTWARE - - - - Download SIRIUS for Class-2 Bus GM Vehicles (SIRGM1C) User Guide Getting Started Guide - - SiriusConnect for Panasonic (SIRPAN1C) User Guide - - - - SiriusConnect for Pioneer (SIRPNR2C) User Guide - - - - SiriusConnect for JVC (SIRJVC1C) User Guide - - - - SiriusConnect for Kenwood (SIRKEN1C) User Guide - - - - SiriusConnect for Sony (SIRSNY1C) User Guide - - - - Sirius Conductor (SCH1WC) User Guide - - - - SIRIUS Home Receiver (SRH550C) User Guide - - - - SiriusConnect Home Tuner (SCH1C) User Guide - - - - Sportster 5 (SP5) User Guide - - - - Sportster Replay (SPR2C) User Guide - - - - Starmate (ST1C) User Guide - - - - Stratus (SV3TK1C) User Guide - - - - Sportster 6 (SP6) User Guide Getting Started Guide - - Sportster 3 (SP3TK1C) User Guide - - - - Starmate 3 (ST3TK1C) User Guide - - - - Starmate 4 (ST3TK1C) User Guide - - - - Starmate 5 (ST5) User Guide - - - - Starmate 6 (ST6) User Guide Getting Started Guide - - Starmate 7 (ST7TK1C) User Guide Getting Started Guide - - Starmate 8 (ST8TK1C) User Guide Getting Started Guide - - Starmate Replay (ST2C) User Guide - - - - Stratus 5 User Guide - - - - Stratus 6 User Guide Getting Started Guide - - Stratus 7 User Guide Getting Started Guide - - Synergi Internet Radio (TTR1C) User Guide - - - - SiriusConnect Vehicle Tuner (SCC1C) User Guide - - - - Sportster 4 (SP4TK1C) User Guide - - - - Sirius One (SV1C) User Guide - - - - Stiletto 10 (SL10) User Guide Getting Started Guide - - Stiletto 100 (SL100) User Guide - - - - Stiletto 2 (SL2) User Guide Getting Started Guide Download MODEL NAME / NUMBER DOCUMENTATION (PDF) SOFTWARE XpressR (XMCK-20KC) User Guide Getting Started Guide - - Xpress RCi User Guide Getting Started Guide - - XMp3 User Guide - - - - XM Commander (XMRVRFM001) User Guide - - - - Snap! User Guide Getting Started Guide - - SkyDock User Guide - - - - Pioneer inno (GEX-INNO1) User Guide Getting Started Guide Download Onyx User Guide Getting Started Guide - - EDGE User Guide Getting Started Guide - - Delphi SKYFi3 (SA10224) User Guide - - Download Delphi RoadyXT (SA10276) User Guide Getting Started Guide - - Delphi RoadyXT (SA10175) User Guide Getting Started Guide - - Delphi Premium Sound System User Guide - - - - Connect & Play (CNP1000C) User Guide - - - - Audiovox Xpress (XCK10C) User Guide - - - -