# Service bulletin GCUS\-3\-307

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: 10135170
- Published by NHTSA: 2018\-05\-07
- Manufacturer's number: GCUS\-3\-307
- Manufacturer's date: 2015\-10\-05
- NHTSA component: POWER TRAIN; ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:MANIFOLD/HEADER/MUFFLER/TAIL PIPE

## NHTSA's summary

15717 \- Service Update. This bulletin provides a service procedure to remove the silicone contaminated transmission fluid on certain 2016 model year Cadillac ATS\-V vehicles equipped manual transmission \(RPO MG9\). These vehicles, may have a condition in which the transmission fluid foams and spills out onto the exhaust pipe causing white smoke to be emitted from the underside of the vehicle when traveling at a very high rate of speed.

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2015/MC-10135170-9999.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2015/MC-10135170-0001.pdf)

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

## Components

Engine, Exhaust and emissions, Transmission and driveline, Exhaust manifold, pipes and muffler

## Vehicles listed

- 2016 CADILLAC ATS\-V

## Other bulletins for the same vehicles and component

- [PIP4112S](/bulletins/10137182.md), 2018-05-21, Service bulletin: ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:MANIFOLD/HEADER/MUFFLER/TAIL PIPE. This Preliminary Information communication provides information to the technician of a complaint of a sag or hesitation when accelerating. The concern is present when coasting at low speeds of less than 15 miles per hour and then aggressively applying the throttle, or after making a hard stop followed by an aggressive throttle. This concern may also be present while crusing at highway speeds and then an aggressive increase in throttle.This is considered normal operation of the vehicle the throttle is delayed and opened slowly up to .7 seconds to help minimize driveline lash and clunking or will have approximately .5 seconds of zero torque to allow the transmission to shift to downshift.
- [SB\-15717](/bulletins/10074772.md), 2016-06-22, Service bulletin: ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:MANIFOLD/HEADER/MUFFLER/TAIL PIPE; POWER TRAIN:MANUAL TRANSMISSION. SUMMARY TO BE PROVIDED ON A FUTURE DATE.

JSON: [/v1/bulletins/10135170](/v1/bulletins/10135170)

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