PIC6488D
Service Bulletin Details
Public Details for: PIC6488D
This preliminary information communicates that serial data authentication is required prior to programming a replacement radio and required sequence of programming for replacement and existing radios.
Bulletin No.: PIC6488D Published date: N/A Preliminary Information PIC6488D Required Sequence of Steps When Programming Radios Models Brand: Model: Model Years: VIN: from to Engine: Transmissions: Cadillac LYRIQ 2023 - 2024 All All All All Cadillac XT4 2024 All All All All Chevrolet Colorado 2023 All All All All Chevrolet Silverado EV WT 2024 All All All All GMC Canyon 2023 All All All All Involved Region or Country North America Condition Cause When programming a replacement radio, it is required to perform Serial Data Authentication (SDA) prior to SPS programming. If SDA is not performed prior to programming, the VIN will not be learned to the module. Software Correction: When not replacing a Radio, begin at step 3. 1. Install new Radio Module, make sure the Radio is not in Demo Mode and that all Terms and Conditions are accepted. 2. Perform Serial Data Authentication. Refer to SI Document ID 5404959. 3. Perform USB Programming. a. Using SPS, load an appropriate USB drive with the latest software. b. After the USB drive is created by SPS, follow PIT6047 (Radio USB Update Battery Ignore File) to create an additional le on the drive named gm_usb_ignore_battery. NOTE: A USB C drive is needed with a minimum of 16 GB and maximum of 32 GB and must be formatted to FAT32. 4. Perform SPS Programming. 5. Perform SPS Setup. Version History Version Modi ed 5 01/23/2023 - Created on. 02/17/2023 - Updated correction Note. 05/04/2023 - Updated to add Colorado and Canyon models 08/02/2023 - Added 2024 Model Year Lyriq. 08/08/2023 - Added 2024 XT4, 2024 Silverado WT, updated title and correction to include programming existing radios. © 2023 General Motors. All Rights Reserved.