# Service bulletin PIE0406A

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: 10139263
- Published by NHTSA: 2018\-06\-04
- Manufacturer's number: PIE0406A
- Manufacturer's date: 2018\-01\-29
- NHTSA component: VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM:REAR WINDOW

## NHTSA's summary

This engineering informational bulletin is requesting information from the field on vehicles that have the condition of Rear Defogger Grid Inoperative and/or Will Not Defog Rear Window Properly

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2018/MC-10139263-9999.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2018/MC-10139263-0001.pdf)

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

## Components

Glass, wipers and mirrors, Heating and air conditioning

## Vehicles listed

- 2017 CHEVROLET SILVERADO
- 2016 CHEVROLET SILVERADO 2500
- 2017 GMC SIERRA
- 2016 GMC SIERRA 2500
- 2016 GMC SIERRA DENALI

## Other bulletins for the same vehicles and component

- [21\-NA\-043](/bulletins/11014230.md), 2025-02-12, Service bulletin: VISIBILITY/WIPER; SERVICE BRAKES; ENGINE; ELECTRICAL SYSTEM; WHEELS. This bulletin advises the dealers to maintain the vehicle stock on hand by doing a full inspection on the vehicles before being sold \(prepping\) to the customer.
- [PI0754G](/bulletins/11006511.md), 2024-08-17, Service bulletin: VISIBILITY/WIPER. This PI provides information on Rear and Side Tempered Glass Spots \(Quench Marks\) and that they are a normal characteristic.
- [PIT5387B](/bulletins/10252173.md), 2024-04-01, Service bulletin: VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM; EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.; ELECTRICAL SYSTEM. Radio HVAC IPC Blank Out When Operating A Snow Plow.
- [PIT5099G](/bulletins/10247780.md), 2023-12-26, Service bulletin: VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM. This Preliminary Information communication provides information to the technician about vehicles that the Heater\-Vent\-Air Conditioning blows warm air. Before calling General Motors Technical Assistance Center technician will need to have high and low pressures, outside temperature, humidity, and vent temperature.
- [PI0754F](/bulletins/10232283.md), 2023-03-03, Service bulletin: VISIBILITY:GLASS, SIDE/REAR:CRITICAL FASTENERS; UNKNOWN OR OTHER; STRUCTURE. This PI provides information on Rear and Side Tempered Glass Spots \(Quench Marks\) and that they are a normal characteristic.
- [PIP5540J](/bulletins/10230697.md), 2023-01-30, Service bulletin: VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM:REAR WINDOW:ELECTRICAL HEATING ELEMENT. This Preliminary information communicates to the technician the need to inspect the induction system for potential icing issues in very cold ambient temperatures. To allow the ice to melt so that it can be drained from the related components. That any of the listed DTC's may set with or without poor engine performance.
- [PIC5260F](/bulletins/10216372.md), 2022-07-25, Service bulletin: VISIBILITY:SUN/MOON ROOF ASSEMBLY. This Preliminary Information communication advises the technician the steps on diagnosing the concern. Customer's sunroof operation intermittent, bind, noise, auto\-reverse, and/or water leaks.
- [PIT5099F](/bulletins/10216361.md), 2022-07-25, Service bulletin: VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM. This Preliminary Information communication provides information to the technician about vehicles that the Heater\-Vent\-Air Conditioning blows warm air. Before calling General Motors Technical Assistance Center technician will need to have high and low pressures, outside temperature, humidity, and vent temperature.
- [12\-01\-37\-001F](/bulletins/10215643.md), 2022-07-12, Service bulletin: EQUIPMENT; ENGINE AND ENGINE COOLING; VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM. This service bulletin provides information to dealership personnel on a new refrigerant \(R1234yf\) for A/C service.
- [21\-NA\-097](/bulletins/10214859.md), 2022-07-01, Service bulletin: VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM. This technical bulletin provides a procedure to install a pice of foam between the heater core pipes to correct the customers concern.

JSON: [/v1/bulletins/10139263](/v1/bulletins/10139263)

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