Cadillac Escalade 2024–2025 — technical service bulletin
Bulletin PIT6212C · NHTSA communication 11018432 · issued May 7, 2025
Technical service bulletin
communication type
Unknown OR Other
component
2024–2025
model years
33
vehicle entries
Official summary
This Preliminary information communicates an issue with the Hydrastar Electric Over Hydraulic trailer brake system causing a voltage spike into the trucks electrical system which is causing DTC C1114 to set.
Vehicles covered
- 2024 Cadillac Escalade
- 2025 Cadillac Escalade
- 2024 Cadillac Escalade Esv
- 2025 Cadillac Escalade Esv
- 2024 Chevrolet Colorado
- 2025 Chevrolet Colorado
- 2024 Chevrolet Silverado 1500
- 2025 Chevrolet Silverado 1500
- 2024 Chevrolet Silverado 2500
- 2025 Chevrolet Silverado 2500
- 2024 Chevrolet Silverado 3500
- 2025 Chevrolet Silverado 3500
- 2025 Chevrolet Silverado 6500
- 2024 Chevrolet Silverado EV
- 2025 Chevrolet Silverado EV
- 2024 Chevrolet Suburban
- 2025 Chevrolet Suburban 1500
- 2024 Chevrolet Tahoe
- 2025 Chevrolet Tahoe
- 2024 GMC Canyon
- 2025 GMC Canyon
- 2024 GMC Hummer EV Pickup
- 2025 GMC Hummer EV Pickup
- 2024 GMC Sierra 1500
- 2025 GMC Sierra 1500
- 2024 GMC Sierra 2500
- 2025 GMC Sierra 2500
- 2024 GMC Sierra 3500
- 2025 GMC Sierra 3500
- 2024 GMC Yukon
- 2025 GMC Yukon
- 2024 GMC Yukon XL
- 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.