# Service bulletin 2/26

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: 11035897
- Published by NHTSA: 2026\-08\-05
- Manufacturer's number: 2/26
- Manufacturer's date: 2026\-07\-08
- NHTSA component: ENGINE
- Manufacturer's system: Exhaust

## NHTSA's summary

Sports Exhaust System \- Silver \(0P8\)/Dark Bronze \(0P9\)

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2026/MC-11035897-0001.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2026/MC-11035897-9999.pdf)

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

## Components

Engine

## Vehicles listed

- 2025 to 2026 PORSCHE CAYENNE E\-HYBRID
- 2025 to 2026 PORSCHE CAYENNE E\-HYBRID COUPE

## Other bulletins for the same vehicles and component

- [No. 31\-26](/bulletins/11037825.md), 2026-10-02, Service bulletin: POWER TRAIN; ENGINE. Manufacturer's Certificate for Overview of Approved Porsche C40 Engine Oils
- [No. 30\-26](/bulletins/11037822.md), 2026-10-02, Service bulletin: ENGINE; POWER TRAIN. Manufacturer's Certificate for Overview of Approved Porsche C20 Engine Oils
- [No. 29\-26](/bulletins/11037818.md), 2026-10-02, Service bulletin: ENGINE; POWER TRAIN. Manufacturer's Certificate for Overview of Approved Porsche C30 Engine Oils
- [No. 36\-26](/bulletins/11037801.md), 2026-10-02, Service bulletin: POWER TRAIN; ENGINE. Manufacturer's Certificate for Overview of Approved Porsche C40 Engine Oils
- [No. 62\-26](/bulletins/11037794.md), 2026-10-02, Service bulletin: ENGINE; POWER TRAIN. Technical Information for Coolant Warning Light Lights Up: Suspected Coolant Loss on the Coolant Pump
- [GR13D802](/bulletins/11037070.md), 2026-09-04, Service bulletin: ENGINE; POWER TRAIN. Parts Information for Parts Withdrawal \- Coolant Regulator Housing
- [GR13D803](/bulletins/11037068.md), 2026-09-04, Service bulletin: ENGINE. Parts Withdrawal \- Control Valve
- [No. 2606\-1](/bulletins/11037063.md), 2026-09-04, Service bulletin: FORWARD COLLISION AVOIDANCE: ADAPTIVE CRUISE CONTROL; FORWARD COLLISION AVOIDANCE: AUTOMATIC EMERGENCY BRAKING; FORWARD COLLISION AVOIDANCE: WARNINGS; ENGINE; VEHICLE SPEED CONTROL. Information on Advanced Technical Information for E3II V8 Cayenne – Various Assistance System Warning Messages in the Instrument Cluster due to Implausible Drivetrain Coordinator Status
- [No. 2606](/bulletins/11037062.md), 2026-09-04, Service bulletin: FORWARD COLLISION AVOIDANCE: WARNINGS; FORWARD COLLISION AVOIDANCE: ADAPTIVE CRUISE CONTROL; ENGINE; FORWARD COLLISION AVOIDANCE: AUTOMATIC EMERGENCY BRAKING; VEHICLE SPEED CONTROL. Information on Advanced Technical Information for E3II V8 Cayenne – Various Assistance System Warning Messages in the Instrument Cluster due to Implausible Drivetrain Coordinator Status
- [No. 2304\-2](/bulletins/11037057.md), 2026-09-04, Service bulletin: ENGINE; POWER TRAIN. Information on Advanced Technical Information for E3.I/G2 V8 – Oil/Air Separator Membrane Failure

JSON: [/v1/bulletins/11035897](/v1/bulletins/11035897)

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