# Service bulletin 16NA171

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: 10186059
- Published by NHTSA: 2021\-02\-01
- Manufacturer's number: 16NA171
- Manufacturer's date: 2020\-12\-15
- NHTSA component: VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM:REAR WINDOW:ELECTRICAL HEATING ELEMENT; VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM

## NHTSA's summary

This technical bulletin provides a procedure to reinstall the rear defroster tab on the rear window defogger for vehicles with the condition of rear defrosters inoperative or if one is to break during a normal repair.

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2020/MC-10186059-0001.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2020/MC-10186059-9999.pdf)

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

## Components

Glass, wipers and mirrors, Heating and air conditioning

## Vehicles listed

- 2015 to 2020 CADILLAC ESCALADE
- 2015 to 2016 CADILLAC ESCALADE ESV
- 2017 to 2020 CADILLAC ESCALADE ESV
- 2015 to 2020 CHEVROLET SUBURBAN
- 2015 to 2020 CHEVROLET TAHOE
- 2015 to 2020 GMC YUKON
- 2015 to 2020 GMC YUKON XL

## Recalls for the same vehicles and component

- [17V033000](/recalls/nhtsa/17V033000.md), 2017-01-12: VISIBILITY:REARVIEW MIRRORS/DEVICES:EXTERIOR

## 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.
- [16\-NA\-342](/bulletins/11006284.md), 2024-08-13, Service bulletin: ELECTRICAL SYSTEM; VISIBILITY/WIPER. This service bulletin provides a procedure to check the rearview mirror coax connector for looseness by disconnecting and reconnecting the electrical connector to correct the customers concern for the rearview mirror video screen displaying blue.
- [16\-NA\-342](/bulletins/11004728.md), 2024-07-16, Service bulletin: ELECTRICAL SYSTEM; VISIBILITY/WIPER. This service bulletin provides a procedure to check the rearview mirror coax connector for looseness by disconnecting and reconnecting the electrical connector to correct the customers concern for the rearview mirror video screen displaying blue.
- [PIT5347](/bulletins/10252157.md), 2024-04-01, Service bulletin: VISIBILITY:SUN/MOON ROOF ASSEMBLY. Sunroof Reverses When Closing At Highway Speeds.
- [14450A](/bulletins/10248796.md), 2024-01-16, Service bulletin: VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM. Service Update for Inventory and Customer Vehicles Inspect Air Conditioning Refrigerant Warning Label and Adjust Refrigerant Charge
- [14450](/bulletins/10248795.md), 2024-01-16, Service bulletin: VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM. Inspect Air Conditioning Refrigerant Warning Label
- [PIT5318C](/bulletins/10248491.md), 2024-01-08, Service bulletin: STRUCTURE; VISIBILITY:SUN/MOON ROOF ASSEMBLY. Wind Buffeting Droan Type Noise And/Or Body Pressure Booming.
- [PIT5318A](/bulletins/10248490.md), 2024-01-08, Service bulletin: STRUCTURE; VISIBILITY:SUN/MOON ROOF ASSEMBLY. Wind Buffeting Droan Type Noise And/Or Body Pressure Booming.
- [PIT5318](/bulletins/10248489.md), 2024-01-08, Service bulletin: STRUCTURE; VISIBILITY:SUN/MOON ROOF ASSEMBLY. Wind Buffeting Droan Type Noise And/Or Body Pressure Booming.

JSON: [/v1/bulletins/10186059](/v1/bulletins/10186059)

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