# Service campaign N242471460\-01

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 campaign
- NHTSA id: 11036306
- Published by NHTSA: 2026\-08\-20
- Manufacturer's number: N242471460\-01
- Manufacturer's date: 2026\-08\-20
- Campaign id or software version: N242471460\-01
- NHTSA component: POWER TRAIN

## NHTSA's summary

Certain vehicles may have been built with an Electric Drive Unit mounting bolt that is too long, causing damage to the Drive Unit case. Dealers will inspect and replace the Electrical Drive Unit if necessary.

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2026/MC-11036306-0001.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2026/MC-11036306-9999.pdf)

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

## Components

Transmission and driveline

## Vehicles listed

- 2024 CHEVROLET BLAZER EV
- 2024 CHEVROLET EQUINOX EV

## Other bulletins for the same vehicles and component

- [N252502891\-01](/bulletins/11036308.md), 2026-08-20, Service campaign: POWER TRAIN. Certain vehicles may have a condition in which the internal differential nut was cross threaded or missing during assembly. Dealers will review the vehicles service history in IVH, and if necessary, replace the rear electric drive transmission module.
- [N252502890\-01](/bulletins/11036307.md), 2026-08-20, Service campaign: POWER TRAIN. Certain vehicles may have a condition in which the internal differential nut was cross threaded or missing during assembly. Dealers will review the vehicles service history in IVH, and if necessary, replace the front electric drive transmission module.
- [PI0281L](/bulletins/11019516.md), 2025-06-12, Service bulletin: STEERING; POWER TRAIN; SUSPENSION. This preliminary informational \(PI\) bulletin provides information to dealership personnel that may be helpful when addressing underbody component corrosion with customers.
- [25\-NA\-001](/bulletins/11016963.md), 2025-04-14, Service bulletin: POWER TRAIN. This service bulletin provides repair information to correct a customer concern of a transmission fluid leak.
- [25\-NA\-001](/bulletins/11015623.md), 2025-03-14, Service bulletin: POWER TRAIN. This service bulletin provides repair information to correct a customer concern of a transmission fluid leak.
- [PIP5981D](/bulletins/11014631.md), 2025-03-02, Service bulletin: FUEL/PROPULSION SYSTEM; POWER TRAIN. This Preliminary information communicates ordering process for the front and rear drive units are on restriction for all listed EV vehicles for engineering review.
- [25\-NA\-001](/bulletins/11014567.md), 2025-02-27, Service bulletin: POWER TRAIN. This service bulletin provides repair information to correct a customer concern of a transmission fluid leak.
- [25\-NA\-001](/bulletins/11014291.md), 2025-02-18, Service bulletin: POWER TRAIN. This service bulletin provides repair information to correct a customer concern of a transmission fluid leak.
- [25\-NA\-001](/bulletins/11013892.md), 2025-02-06, Service bulletin: POWER TRAIN. This service bulletin provides repair information to correct a customer concern of a transmission fluid leak.
- [09\-06\-04\-026Z](/bulletins/11013069.md), 2025-01-23, Service bulletin: ENGINE; POWER TRAIN; ELECTRICAL SYSTEM. This bulletin provides information on identifying Non\-GM Engine Calibrations for Gasoline Engines using the Tech 2 or GDS 2.

JSON: [/v1/bulletins/11036306](/v1/bulletins/11036306)

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