Chevrolet Blazer EV 2024–2025 — technical service bulletin
Bulletin PIT6257A · NHTSA communication 11012939 · issued Jan 9, 2025
Technical service bulletin
communication type
Fuel/propulsion System
component
2024–2025
model years
2
vehicle entries
Official summary
This Preliminary information communicates that a vehicle may have P0534 set. There is a possibility that the circuits may have been swapped for temperature sensors 5 and 6. The technician is instructed to inspect the circuits at sensors 5 and 6 and if they are incorrect to move them to the correct terminals at the Battery Energy Control Module and to label the circuits.
Vehicles covered
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.