# Service bulletin 604

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: 10008748
- Published by NHTSA: 2004\-08\-20
- Manufacturer's number: 604
- Manufacturer's date: 2004\-07\-09
- NHTSA component: TRAILER HITCHES

## NHTSA's summary

TRAILER HITCH INSTALLATION INSTRUCTIONS. \*MJ

## The document

No address for NHTSA's copy can be built for this communication. Ask the dealer for it by the manufacturer's number.

## Components

Trailer hitch

## Vehicles listed

- 2003 PORSCHE CAYENNE S
- 2003 PORSCHE CAYENNE TURBO

## Other bulletins for the same vehicles and component

- [122\-A4N7P\-09](/bulletins/10117507.md), 2017-09-14, Service bulletin: TRAILER HITCHES; ELECTRICAL SYSTEM: INTEGRATED TRAILER BRAKE CONTROL. Information: A Cayenne with optional equipment no. 1D6 will come with a Trailer hitch receiver and wiring up to the receiver hitch that includes a control unit to operate the trailer parking lights, turn signals and brake lights. The Cayenne is also pre\-wired for a brake controller. You will need to do the following to hook up the trailer electrics and/or an electric brake controller:

JSON: [/v1/bulletins/10008748](/v1/bulletins/10008748)

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