NHTSA ID Number: 10204456
Manufacturer Communication Number: PIT5774D
Summary
This Preliminary information communicates an issue with: Overhead Console Inoperative / Service Safety Restraints Message / Sunroof Inoperative / DTC’s B1A7A and U1121. Dealers are to cycle the power to the overhead console to correct the issue. Engineering has released updated roof consoles to correct this concern. Dealers are to replace the roof console.
3 Affected Products
Vehicles
Condition
Some customers may comment on the following complaints:
- Service Safety Restraints System Message
- Sunroof Inoperative
- Sunshade Lights Inoperative
- Dome Lights Inoperative
- Power Liftgate Inoperative when using switch in overhead console
When the vehicle is checked for DTC’s there will be a current U1121 set in the BCM and B1A7A set in the Restraints Module.
Cause
The cause of these concerns could be the Roof Console A103.
Correction:
Engineering has released updated Roof Consoles to correct these concerns. Inspect the A103 Roof Console connector for being properly installed/seated, as well as, for any terminal issues. If the root cause is found to be a connector or terminal issue, then repair as necessary. If none are found, then replace the A103 Roof Console with an updated part number listed in the parts section below.
Parts Information
| Part Number | Description | QTY |
| 85164174 | Roof Console – Black | 1 |
| 85164173 | Roof Console – Dk Atmosphere | 1 |
| 85164172 | Roof Console – Gideon | 1 |
SEOCONTENT-START
Bulletin No.: PIT5774D
Published date: 11/22/2021
Preliminary Information
PIT5774D Overhead Roof Console Inoperative / Service Safety
Restraints Message / Sunroof Inoperative / Dome Lights
Inoperative / DTCs B1A7A and U1121
Models
Brand: Model: Model Years:
VIN:
Engine: Transmissions:
from to
Chevrolet Suburban 2021 All All All All
Chevrolet Tahoe 2021 All All All All
GMC Yukon Models 2021 All All All All
Involved Region or Country North America
Condition
Some customers may comment on the following complaints:
– Service Safety Restraints System Message
– Sunroof Inoperative
– Sunshade Lights Inoperative
– Dome Lights Inoperative
– Power Liftgate Inoperative when using switch in overhead console
When the vehicle is checked for DTC’s there will be a current U1121 set in the BCM
and B1A7A set in the Restraints Module.
Cause The cause of these concerns could be the Roof Console A103.
Correction:
Engineering has released updated Roof Consoles to correct these concerns. Inspect the A103 Roof Console
connector for being properly installed/seated, as well as, for any terminal issues. If the root cause is found to be a
connector or terminal issue, then repair as necessary. If none are found, then replace the A103 Roof Console
with an updated part number listed in the parts section below.
Parts Information
Part Number Description QTY
85164174 Roof Console – Black 1
85164173 Roof Console – Dk Atmosphere 1
85164172 Roof Console – Gideon 1
Note: The most common part numbers for the updated roof consoles are listed above, but if they do not apply to
your specific vehicle then please contact Partech with your VIN to obtain the latest roof console part number.
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 Description Time
1035580 Roof Console Replacement Use published time
Version History
Version 5
Modified 09/14/2020 – Created on.
07/26/2021 – Updated to Cause, Correction, Parts, and Warranty sections
08/16/2021 – Updated to correct part numbers.
08/26/2021 – Update to the parts sections
11/22/2021 – Update to the Correction section.
SEOCONTENT-END
1 Associated Document
Manufacturer Communications
Bulletin No.: PIT5774D
Published date: 11/22/2021
NHTSA ID Number: 10201330
Manufacturer Communication Number: PIT5774C
Summary
This Preliminary information communicates an issue with: Overhead Console Inoperative / Service Safety Restraints Message / Sunroof Inoperative / DTC’s B1A7A and U1121. Dealers are to cycle the power to the overhead console to correct the issue. Engineering has released updated roof consoles to correct this concern. Dealers are to replace the roof console.
1 Associated Document
Manufacturer Communications
Bulletin No.: PIT5774C
Published date: 08/26/2021
NHTSA ID Number: 10201314
Manufacturer Communication Number: PIT5774B
Summary
This Preliminary information communicates an issue with: Overhead Console Inoperative / Service Safety Restraints Message / Sunroof Inoperative / DTC’s B1A7A and U1121. Dealers are to cycle the power to the overhead console to correct the issue. Engineering has released updated roof consoles to correct this concern. Dealers are to replace the roof console.
1 Associated Document
Manufacturer Communications
Bulletin No.: PIT5774B
Published date: N/A
NHTSA ID Number: 10201259
Manufacturer Communication Number: PIT5774A
Summary
This Preliminary information communicates an issue with: Overhead Console Inoperative / Service Safety Restraints Message / Sunroof Inoperative / DTC’s B1A7A and U1121. Dealers are to cycle the power to the overhead console to correct the issue. Engineering has released updated roof consoles to correct this concern. Dealers are to replace the roof console.
1 Associated Document
Manufacturer Communications
Bulletin No.: PIT5774A
Published date: N/A
NHTSA ID Number: 10181139
Manufacturer Communication Number: PIT5774
Summary
This Preliminary information communicates an issue with: Overhead Console Inoperative / Service Safety Restraints Message / Sunroof Inoperative / DTC’s B1A7A and U1121. Dealers are to cycle the power to the overhead console to correct the issue. Engineering working on releasing new overhead console.
1 Associated Document
Manufacturer Communications
Bulletin No.: PIT5774
Published date: 09/14/2020
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