Delco Radio Wiring 2004 - 1996-2002 Chevy Car & S10 Truck Radio AM FM CD with iPod Aux Input. Please note that Blazers use both mounts depending on the body. This is a Bolt-In Mount.. Worked fine after I found out that Metra was putting the wrong wire on the harness. Instead of the blue and white wire, which according to the wiring information included on the package, is for amp power, Metra put a blue wire, which is labeled as Power Antenna.. 03-07 GM CHEVY TAHOE SIERRA SILVERADO S10 CD PLAYER RADIO SSR - UNLOCKED ***SPECIAL LIMITED TIME OFFER - PROGRAMMING INCLUDED - Radio will be unlocked & programmed for your vehicle if the VIN# of the vehicle is included with the payment or messaged immediately after purchase.This allows you to avoid a costly trip to the dealer..