# Service bulletin PIT6319A

A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned.

- Type: Service bulletin
- NHTSA id: 11013402
- Published by NHTSA: 2025\-02\-03
- Manufacturer's number: PIT6319A
- Manufacturer's date: 2025\-01\-29
- NHTSA component: UNKNOWN OR OTHER

## NHTSA's summary

This Preliminary information communicates that a customer may experience a service high voltage message with a loss of heat. The technician may find P1C01 in history. The technician is advised that updated software will be released in the future. The dealer should advise the customer to cycle the ignition on and off to temporarily resolve the concern.

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2025/MC-11013402-0001.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2025/MC-11013402-9999.pdf)

The document is the manufacturer's. This site does not hold it.

## Trouble codes named

P1C01

## Vehicles listed

- 2025 CADILLAC LYRIQ
- 2025 CADILLAC OPTIQ
- 2025 CHEVROLET BLAZER EV
- 2025 CHEVROLET EQUINOX EV

JSON: [/v1/bulletins/11013402](/v1/bulletins/11013402)

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