18188 – Fuel Pump Flange Weld may Fracture – 2018 Buick Cadillac Chevrolet & GMC

NHTSA Campaign Number: 18V358
Manufacturer General Motors LLC
Components FUEL SYSTEM, GASOLINE
Potential Number of Units Affected 848

 

Fuel Pump Flange Weld may Fracture

A damaged fuel line can create a fuel leak, increasing the risk of a fire.

 

Summary

General Motors LLC (GM) is recalling certain 2018 Buick LaCrosse, Cadillac ATS, Chevrolet Equinox, Malibu and Colorado and GMC Terrain, Acadia and Canyon vehicles. The high pressure fuel pump may detach from its mounting flange, possibly resulting in the pump damaging the high pressure fuel line.

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18215 – Loss of Propulsion Power in Low Voltage Condition – 2013 Chevrolet Volt

NHTSA Campaign Number: 18V397
Manufacturer General Motors LLC
Components HYBRID PROPULSION SYSTEM
Potential Number of Units Affected 3,233

 

Loss of Propulsion Power in Low Voltage Condition

If the voltage drops, the vehicle may lose propulsion, increasing the risk of crash.

 

Summary

General Motors LLC (GM) is recalling certain 2013 Chevrolet Volt vehicles. An update to the Hybrid Powertrain Control Module 2 (HPCM2) may have disabled the cell balancing function causing a low-voltage condition.

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18195 – Hard Braking and Acceleration may Disable Air Bags – 2019 Chevrolet Corvette ZR1

NHTSA Campaign Number: 18V360
Manufacturer General Motors LLC
Components AIR BAGS
Potential Number of Units Affected 498

 

Hard Braking and Acceleration may Disable Air Bags

In the event of a crash, if the air bags do not deploy as designed, the occupants have an increased risk of injury.

 

Summary

General Motors LLC (GM) is recalling certain 2019 Chevrolet Corvette ZR1 vehicles. Hard braking or acceleration may cause the sensing diagnostic module (SDM) to enter a fault state. As a result, the SDM will not provide crash sensing or deploy the necessary air bags in the event of a crash.

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16-NA-199: A New Way to Look at NOx Sensor Readings and Exhaust Temperature During a DPF Regeneration or a Reductant Fluid Quality Test – Cruze – 2014-2015 Chevrolet Cruze

#16-NA-199: A New Way to Look at NOx Sensor Readings and Exhaust Temperature During a DPF Regeneration or a Reductant Fluid Quality Test – Cruze – (Jun 20, 2016)

Subject: A New Way to Look at NOx Sensor Readings and Exhaust Temperature During a DPF Regeneration or a Reductant Fluid Quality Test

Brand: Model: Model Year: VIN: Engine: Transmission:
from to from to
Chevrolet Cruze 2014 2015 2.0L Diesel (LUZ)

 

Involved Region or Country North America

 

Introduction

The following procedure is to aid in graphing NOx sensor readings and temperature sensor readings using the GDS2.

Information for the temperatures and NOx sensors can be pulled from the DPF Service Regeneration and the Reductant Fluid Quality Test from session files or stored data in GDS2.

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18178 – Seat Back Frame Joint Improperly Welded – 2018 Chevrolet Sonic

NHTSA Campaign Number: 18V342
Manufacturer General Motors LLC
Components SEATS
Potential Number of Units Affected 71

 

Seat Back Frame Joint Improperly Welded

In the event of a rear-impact crash, the seat-back may fail, increasing the risk of injury.

 

Summary

General Motors LLC (GM) is recalling certain 2018 Chevrolet Sonic vehicles. A joint in the driver’s seat-back frame may not be properly welded, reducing the strength of the seat-back frame.

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