# Service bulletin GR13D794

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: 11035886
- Published by NHTSA: 2026\-08\-05
- Manufacturer's number: GR13D794
- Manufacturer's date: 2026\-07\-06
- NHTSA component: ELECTRICAL SYSTEM; ENGINE
- Manufacturer's system: Battery

## NHTSA's summary

Parts Withdrawal \- Various Parts

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2026/MC-11035886-0001.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2026/MC-11035886-9999.pdf)

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

## Components

Electrical system, Engine

## Vehicles listed

- 2025 to 2026 PORSCHE 911 GT3
- 2019 to 2024 PORSCHE CAYENNE E\-HYBRID
- 2024 PORSCHE CAYENNE E\-HYBRID COUPE
- 2020 PORSCHE CAYENNE S E\-HYBRID
- 2024 PORSCHE CAYENNE TURBO E\-HYBRID
- 2024 PORSCHE CAYENNE TURBO E\-HYBRID COUPE
- 2019 to 2023 PORSCHE CAYENNE TURBO S E\-HYBRID
- 2017 to 2021 PORSCHE PANAMERA 4 E\-HYBRID
- 2018 PORSCHE PANAMERA 4 HYBRID EXECUTI
- 2018 PORSCHE PANAMERA 4 HYBRID SPORT T
- 2019 to 2021 PORSCHE PANAMERA 4S E\-HYBRID
- 2017 to 2021 PORSCHE PANAMERA TURBO S E\-HYBRID
- 2018 PORSCHE PANAMERA TURBO S HYBRID
- 2018 PORSCHE PANAMERA TURBO S HYBRID E
- 2018 PORSCHE PANAMERA TURBO S HYBRID S

## Recalls for the same vehicles and component

- [23V841000](/recalls/nhtsa/23V841000.md), 2023-12-13: ELECTRICAL SYSTEM:PROPULSION SYSTEM:CHARGING:CABLE/CORD:ONBOARD
- [23V033000](/recalls/nhtsa/23V033000.md), 2023-01-27: ELECTRICAL SYSTEM
- [21V341000](/recalls/nhtsa/21V341000.md), 2021-05-12: ENGINE
- [19V735000](/recalls/nhtsa/19V735000.md), 2019-10-16: SERVICE BRAKES; ELECTRICAL SYSTEM: INSTRUMENT CLUSTER/PANEL
- [2019115](/recalls/tc/2019115.md), 2019-03-06: Electrical
- [19V180000](/recalls/nhtsa/19V180000.md), 2019-03-06: ELECTRICAL SYSTEM
- [19V115000](/recalls/nhtsa/19V115000.md), 2019-02-20: SERVICE BRAKES; ELECTRICAL SYSTEM: INSTRUMENT CLUSTER/PANEL

## Other bulletins for the same vehicles and component

- [WSM5](/bulletins/11037867.md), 2026-10-02, Service campaign: ENGINE; STRUCTURE:BODY. Porsche intranet posting for Campaign WSM5 – Replacing engine data sticker \(VECI\)
- [No. WSM5](/bulletins/11037865.md), 2026-10-02, Service campaign: ENGINE; STRUCTURE:BODY. Technical Information for Campaign WSM5 – Replacing engine data sticker \(VECI\)
- [WTK4](/bulletins/11037860.md), 2026-10-02, Service campaign: ELECTRICAL SYSTEM. Porsche intranet posting with Campaign WTK4 information
- [No. WTK4](/bulletins/11037858.md), 2026-10-02, Service campaign: ELECTRICAL SYSTEM. Technical Information for Campaign WTK4 – Reset Vehicle Electrical System Battery
- [No. 91\-26](/bulletins/11037847.md), 2026-10-02, Service bulletin: POWER TRAIN; ENGINE. Technical Information for Particles/Metal Chips/Residues in Engine Oil
- [No. 103\-25\-2](/bulletins/11037838.md), 2026-10-02, Service bulletin: ELECTRICAL SYSTEM; FUEL/PROPULSION SYSTEM; POWER TRAIN. Technical Information for Need to Replace Components of the High\-Voltage Battery \- High\-Voltage Battery Control Unit / Cell module; No Mixed Installation Permitted: Observe Specified Approach
- [No. 103\-25\-2](/bulletins/11037837.md), 2026-10-02, Service bulletin: POWER TRAIN; ELECTRICAL SYSTEM; FUEL/PROPULSION SYSTEM. Technical Information for Need to Replace Components of the High\-Voltage Battery \- High\-Voltage Battery Control Unit / Cell module; No Mixed Installation Permitted: Observe Specified Approach
- [SY No. 72\-26](/bulletins/11037832.md), 2026-10-02, Service bulletin: ENGINE; POWER TRAIN. Symptom\-based workshop manual for High\-Pitched “Whining” and Whistling Noises in Partial Load Operation from the Engine Area. Note that this bulletin only covers 911 Turbo S with the t\-hybrid system.
- [No. 72\-26](/bulletins/11037830.md), 2026-10-02, Service bulletin: ENGINE; POWER TRAIN. Symptom\-based workshop manual for High\-Pitched “Whining” and Whistling Noises in Partial Load Operation from the Engine Area. Note that this bulletin covers only 911 GTS t\-hybrid models.
- [No. 32\-26](/bulletins/11037826.md), 2026-10-02, Service bulletin: POWER TRAIN; ENGINE. Manufacturer's Certificate for Overview of approved Porsche C40 GT engine oils

JSON: [/v1/bulletins/11035886](/v1/bulletins/11035886)

[Report an error on this page](https://github.com/wenmar-pro/wenmar-open/issues/new?template=data_correction.yml&title=Data%20correction%3A%20Service%20bulletin%20GR13D794&page=https%3A%2F%2Fopen.wenmarpro.com%2Fbulletins%2F11035886&vehicle=Service%20bulletin%20GR13D794)