Cadillac Lyriq 2022–2025 — technical service bulletin
Bulletin 24-NA-113 · NHTSA communication 11010726 · issued Oct 18, 2024
Technical service bulletin
communication type
Electrical System
component
2022–2025
model years
19
vehicle entries
Official summary
This service bulletin provides information for dealers/technicians on Vehicle Wide Programming Instructions.
Vehicles covered
- 2023 Cadillac Lyriq
- 2024 Cadillac Lyriq
- 2025 Cadillac Lyriq
- 2024 Cadillac XT4
- 2024 Chevrolet Blazer EV
- 2023 Chevrolet Colorado
- 2024 Chevrolet Equinox EV
- 2024 Chevrolet Silverado EV
- 2025 Chevrolet Silverado EV
- 2025 Chevrolet Suburban 1500
- 2025 Chevrolet Tahoe
- 2023 GMC Canyon
- 2022 GMC Hummer EV Pickup
- 2023 GMC Hummer EV Pickup
- 2024 GMC Hummer EV Pickup
- 2024 GMC Sierra EV
- 2025 GMC Sierra EV
- 2025 GMC Yukon
- 2025 GMC Yukon XL
What a TSB means. Technical service bulletins are repair guidance manufacturers send to dealers — they are not recalls, and repairs are not automatically free (warranty extensions are an exception worth checking). The full document is available via NHTSA’s vehicle lookup.