# Service bulletin G\_230137\_TC\_EN

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: 10232625
- Published by NHTSA: 2023\-03\-07
- Manufacturer's number: G\_230137\_TC\_EN
- Manufacturer's date: 2023\-02\-02
- NHTSA component: EQUIPMENT; ENGINE AND ENGINE COOLING

## NHTSA's summary

Model: Moto Guzzi V100 Mandello \- Mandello S Subject: Exhaust manifold lower fixing screw Dear Dealer / Service Centre / Authorised Workshop, We hereby inform you that in order to compensate for the thermal expansion of the metal of the exhaust assembly assembled on the vehicles in question, the lower fastening screw of the exhaust manifold code 2B011592 must protrude by about 5\-10 mm from the support and tightened to the prescribed tightening torque of 25 ± 4 Nm \(see photo 1\). In view of the above, all Moto Guzzi V100 Mandello motorcycles have been and are produced with this fixing peculiarity and any modification to what is prescribed could lead to breakage, distortion or anomalous noise.

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2023/MC-10232625-0001.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2023/MC-10232625-9999.pdf)

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

## Components

Engine, Equipment and accessories

## Vehicles listed

- 2023 MOTO GUZZI V100 MANDELLO

## Other bulletins for the same vehicles and component

- [G\_230920\_TC\_EN](/bulletins/10245151.md), 2023-11-08, Service bulletin: ENGINE AND ENGINE COOLING; POWER TRAIN; ELECTRICAL SYSTEM. Through the ongoing, stringent quality control activities we perform on the components installed on our vehicles and our continuous research to develop better new technical solutions, in keeping with our commitment to ensure the best ownership experience possible for the customer, with this note we wish to provide you with a Trouble shooting guide for resolving the following problems. for the vehicles in question 1. Starting difficulties, irregular power delivery, sporadic switching off at idle. 2. Incorrect gear number display on instrument panel. 3. ABS icon flashing on instrument panel and error C1715 \(MEM or ATT\) present in the ABS ECU. 4. Anomalous absorption of the instrument panel.

JSON: [/v1/bulletins/10232625](/v1/bulletins/10232625)

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