NHTSA ID Number: 10187377
Manufacturer Communication Number: 17NA334
Summary
This informational bulletin explains a normal condition caused by exhaust soot blowing by the VGT pivot seal.
7 Affected Products
Vehicles
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Service Bulletin Bulletin No.: 17-NA-334
Date: December, 2020
INFORMATION
Subject: Information on Diesel Engine
Soot Deposits at the Variable Turbine Geometry
(VGT) Pin
Brand: Model:
Model Year: VIN:
Engine: Transmission:
from to from to
Chevrolet
Cruze (Gen
II – VIN B) 2017 2019
— —
Diesel
Equinox (RPO LH7) —
2018 2019
GMC Terrain
Involved Region or Country North America
Condition
4879702
Some customers may comment that combustion deposits or soot (1) can be seen coming
from the turbo actuator pin/arm (2).
Information
This is normal operation and will not affect the function of the turbocharger. There is a
small gap between the seal and the shaft to allow for proper rotation.
Do Not replace the turbocharger.
Page 2 December, 2020 Bulletin No.: 17-NA-334
Parts Information
No parts are required for this repair.
Version 2
Modified Released October 18, 2017
December 08, 2020 – Added the 2019 Model Year.
Additional SI Keywords: waste gate, wastegate
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1 Associated Document
Manufacturer Communications
Bulletin No.: 17-NA-334
Date: December, 2020
- Helps force air into an internal combustion engine
- Helps increase the amount of air entering your vehicle's engine to create more power with each piston stroke
- Designed, engineered, tested, and warranted for GM vehicles
- Precise fit for ease of installation
- For proper installation, locate your nearest GM dealer, independent service center, or body shop
- Some GM Genuine Parts may have formerly appeared as ACDelco GM Original Equipment (OE)
- GM Genuine Parts are designed, engineered and tested to rigorous standards, and are backed by General Motors
- GM Engineers design and validate OE parts specifically for your Chevrolet, Buick, GMC, or Cadillac vehicle
- GM regularly updates production and service part designs to integrate new materials and technologies
- Helps force air into an internal combustion engine
- Helps increase the amount of air entering your vehicle's engine to create more power with each piston stroke
- Some GM Genuine Parts may have formerly appeared as ACDelco GM Original Equipment (OE)
- GM Genuine Parts are designed, engineered and tested to rigorous standards, and are backed by General Motors
- GM Engineers design and validate OE parts specifically for your Chevrolet, Buick, GMC, or Cadillac vehicle
- OE Part Number -- 667-206,12639941, 12657396, 12668293, 12668297, 12668984, 12669004, 12679375, 12679387, 12679423, 12685682, 12685687, 12685689, 25202345, 25202346, 25202347, 14039077-101, 14039077-102, 14039077-103, 25202345, 49S80-04075, 49S8004075, 847-1618.
- Fitment -- Compatible with Chevy Cruze 1.4L 2016-2019, Trax 1.4L 2019; Compatible with Buick Encore 1.4L 2016-2019. 2016+ SGM (SAIC-GM) Passenger Car with SGE LE2 Engine.
- Note -- Turbo model: TD025L4bR, TD025L4bR-03*08GFT-4.0. Please verify the OE number and compare product details with your original part before purchase.
- Direct Replacement -- ArbDicco turbocharger kit meets OE standards and can directly replace the original parts.
- Durable Construction -- Made of reliable-quality materials to make its performance lasting. Ensure reliability and service life.
- [VEHICLE FITMENT]: Compatible with GM (Chevy) Cruze 2011-2015; Sonic 2012-2020; Trax 2013-2021; Compatible with Buick Encore 2013-2021 ---1.4L Gas VVT Turbocharged Ecotec LUV
- [REFERENCE PART NUMBER]: 781504-0001, 781504-0002, 781504-0004, 781504-0006, 781504-0007, 7815040001, 7815040002, 7815040004, 7815040006, 55565353, 55565354, 667-203, 783791-1
- [KEY FUNCTIONS]: An sealing device is installed between compressor wheel and bearing support, prevent oil from leaking into intake manifold and eventually cause engine burn oil.
- [TURBOCHARGER FEATURES] : Turbo kit is equipped with wastegate and actuator, and this compressor and turbine housing is made of high grade alloy to rapidly dissipate heat at extreme rotate speed, ultimately extending the service life of the product.
- [ABOUT WARRANTY]: 1 Year (12 Months) Unlimited-mileage Quality Guarantee.
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