# Over\-the\-air update N25\-250378 \(652.60\)

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: Over\-the\-air update
- NHTSA id: 11021074
- Published by NHTSA: 2025\-07\-31
- Manufacturer's number: N25\-250378 \(652.60\)
- Manufacturer's date: 2025\-07\-30
- Campaign id or software version: N25\-250378 \(652.60\)
- NHTSA component: UNKNOWN OR OTHER
- Manufacturer's system: VICM: VICM \(Vehicle Integration Control Module\)

## NHTSA's summary

GM Update 652.60 • Improvements to vehicle diagnostics. • Fixes to preserve battery life and improve charging. • Fixes to address issues with shifting. • Fixes for vehicle airflow in icy conditions. • Improvements to HVAC compressor performance. During the update process, your radio may stay on up to 5 minutes after you exit the vehicle. This is expected behavior when an update package is onboard the vehicle. Do not service your vehicle during installation.

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2025/MC-11021074-0001.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2025/MC-11021074-9999.pdf)

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

## Vehicles listed

- 2025 CADILLAC ESCALADE IQ

JSON: [/v1/bulletins/11021074](/v1/bulletins/11021074)

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