PIT6101C
Service Bulletin Details
Public Details for: PIT6101C
This preliminary information communicates engineering is investigating a no audio issue.
Models from 2024
Models from 2023
Bulletin No.: PIT6101C Published date: N/A Preliminary Information PIT6101C Intermittent No Audio Models Brand: Model: Model Years: VIN: from to Engine: Transmissions: Buick Enclave 2023 All All All All Cadillac XT5 2023 All All All All Chevrolet Blazer 2023 All All All All Chevrolet Silverado 1500 2023 - 2024 All All All All Chevrolet Silverado HD 2023 - 2024 All All All All Chevrolet Suburban 2023 - 2024 All All All All Chevrolet Tahoe 2023 - 2024 All All All All Chevrolet Traverse 2023 All All All All GMC Acadia 2023 All All All All GMC Sierra 1500 2023 - 2024 All All All All GMC Sierra HD 2023 - 2024 All All All All GMC Yukon 2023 - 2024 All All All All GMC Yukon XL 2023 - 2024 All All All All Involved Region or Country GME, GMIO, GMNA, GMSA and Holden Additional Options (RPO) Equipped with RPO UQA, UQS Condition Some customers may comment that they intermittently have no audio, turn signal click clack, or warning chime audio. Cause The cause of the condition may be hardware anomalies. Correction: Caution: Before downloading the update les, be sure the computer is connected to the internet through a network cable (hardwired). DO NOT DOWNLOAD or install the les wirelessly. If there is an interruption during programming, programming failure or control module damage may occur. 1. Verify the radio software is up to date. Service procedure: 1. Inspect the current radio software version. Navigate to Settings -> About -> Build Number -> Information “i” to view and verify the software version. If the build number is less than Y171 for IOK radios, or V167 for IOS, IOT or IOU radios, update the A11 radio to the latest software. Retest and see if the concern is still present. 2. If the concern is still present, the concern may be in the ampli er. Replace and reprogram the ampli er. Please install an ampli er with a Julian date of 23327 and after. To read the Julian date, see the image below. If there is a stock of ampli ers with the Julian date before 23327, please ship the parts back to CCA. Engineering is aware of the issue and investigating. Warranty Information For vehicles repaired under the Bumper-to-Bumper coverage (Canada Base Warranty coverage), use the following labor operation. Reference the Applicable Warranties section of Investigate Vehicle History (IVH) for coverage information. Labor Operation 3488028 Description Verify loss of audio Reprogram and USB update radio if radio version is less than V167 for IOS,IOT or IOU, or lower than Y167 for IOK Add Time Ampli er replacement if needed Labor Time .2 Hr. 0.6 Hr. Use Published labor time guide *This is a unique Labor Operation for Bulletin use only. Customer Information Please communicate to the customer that we apologize for this inconvenience and that General Motors is working on a solution for this concern. Version History Version 4 Modi ed 12/11/2023 - Created on. 02/27/2024 updated to change software on IOK radios. 03/05/2024 updated to add julian date for ampli ers. 03/07/2024 updated to edit correction verbiage. © 2024 General Motors. All Rights Reserved.