# Service bulletin 16\-NA\-186

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: 10082006
- Published by NHTSA: 2016\-10\-11
- Manufacturer's number: 16\-NA\-186
- Manufacturer's date: 2016\-06\-10
- NHTSA component: ELECTRICAL SYSTEM:ALTERNATOR/GENERATOR/REGULATOR; ENGINE AND ENGINE COOLING:COOLING SYSTEM:FAN; ENGINE AND ENGINE COOLING:ENGINE:GASOLINE:BELTS AND ASSOCIATED PULLEYS

## NHTSA's summary

THIS TECHNICAL BULLETIN PROVIDES A PROCEDURE TO REPLACE THE GENERATOR AND FAN BELT FOR A NOISE CONCERN DUE TO THE BELT BEING MADE TO LONG.

## 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

Electrical system, Engine, Alternator, Cooling fan, Cooling system, Drive belts

## Vehicles listed

- 2016 CADILLAC CT6

## Other bulletins for the same vehicles and component

- [PIP5684B](/bulletins/10178370.md), 2020-08-10, Service bulletin: ENGINE; ENGINE AND ENGINE COOLING:COOLING SYSTEM; EQUIPMENT. This Preliminary information communicates the use of air leak diagnostic test tool CH\-52250 in addition to the information found in the service manual.
- [19NA104](/bulletins/10163237.md), 2019-07-29, Service bulletin: ENGINE AND ENGINE COOLING:COOLING SYSTEM:RADIATOR ASSEMBLY. This informational bulletin provides information for dealers/technicians and customers on steam/vapor coming from the front grille or radiator area.
- [PIE0385B](/bulletins/10138095.md), 2018-05-21, Service bulletin: ENGINE AND ENGINE COOLING:COOLING SYSTEM. This engineering information bulletin ends the need for information from the field on vehicles that have the concern of a noisy water pump.

JSON: [/v1/bulletins/10082006](/v1/bulletins/10082006)

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