PIT5949B
Service Bulletin Details
Public Details for: PIT5949B
This preliminary information communicates an issue during start up that the following symptoms occur: - service safety restraints system message - sunroof inoperative - sunshade lights inoperative - dome lights inoperative - power li
Models from 2023
| 2023 CADILLAC ESCALADE ESV |
| 2023 CHEVROLET SUBURBAN |
| 2023 CHEVROLET TAHOE |
| 2023 GMC YUKON XL |
Models from 2022
| 2022 CADILLAC ESCALADE ESV |
| 2022 CHEVROLET SUBURBAN |
| 2022 CHEVROLET TAHOE |
| 2022 GMC YUKON XL |
Models from 2021
| 2021 CADILLAC ESCALADE ESV |
| 2021 CHEVROLET SUBURBAN |
| 2021 CHEVROLET TAHOE |
| 2021 GMC YUKON XL |
Bulletin No.: PIT5949B Published date: N/A Preliminary Information PIT5949B Overhead Roof Console Inoperative / Service Safety Restraints Message / Sunroof Inoperative / Dome Lights Inoperative / DTCs B1A7A and U1121 Models Brand: Model: Model Years: VIN: from to Engine: Transmissions: Cadillac Escalade Models 2021 - 2023 All All All All Chevrolet Suburban 2021 - 2023 All All All All Chevrolet Tahoe 2021 - 2023 All All All All GMC Yukon Models 2021 - 2023 All All All All Involved Region or Country North America In some rare cases, a customer may comment at start up that their vehicle has the following symptoms: - Service Safety Restraints System Message - Sunroof Inoperative - Sunshade Lights Inoperative - Dome Lights Inoperative - Power Liftgate Inoperative when using switch in overhead console - DTCs U1121 set in the BCM and B1A7A set in the Restraints Module Condition During the condition, if one of the overhead roof console dome/map lights is cycled on/o then all functions will return to normal operation for the entire ignition cycle. Important: Even when all other overhead roof console functions are inoperative, the Onstar button / LED will still be operational. Note: For the 2021 model year vehicles, please be aware of PIT5774F which has a similar condition, but the conditions listed in that PI do not recover functionality if the dome/map light switch is cycled on/o . Cause Unknown Correction: GM Engineering is working on a x. In the meantime, if this condition occurs please ask the customer to cycle one of the overhead roof console dome/map lights on/o . This will correct the concerns for that ignition cycle. 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 6086038 Description Interior Overhead Systems - Fix in Progress Version History Version Modi ed 3 09/27/2022 - Created on. 01/25/2023 - Updates to the Warranty Section 04/04/2023 - Updates to the Warranty Section © 2023 General Motors. All Rights Reserved. Labor Time 0.2 Hr