GM Service Manual Online
For 1990-2009 cars only

Each of the following service procedures require programming or setup procedures to be performed on the radio.

Radio Programming and Setup

Note: The radio setup files will configure the radio amplifier (if equipped), internal equalization settings, and program the vehicle identification number (VIN). Without the following setup procedure, the sound quality and volume of the radio may be degraded.

For all radios, setup is completed using the Service Programming System (SPS). Refer to Service Programming System (SPS).