# Service bulletin 18NA279

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: 10161880
- Published by NHTSA: 2019\-07\-01
- Manufacturer's number: 18NA279
- Manufacturer's date: 2019\-05\-29
- NHTSA component: STRUCTURE:BODY:DOOR; LATCHES/LOCKS/LINKAGES; STRUCTURE

## NHTSA's summary

This informational bulletin provides information for dealers/technicians on the process to disable and enable passive unlocking.

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2019/MC-10161880-0001.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2019/MC-10161880-9999.pdf)

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

## Components

Body and frame, Latches and locks

## Vehicles listed

- 2019 CADILLAC CT6
- 2019 CADILLAC ESCALADE
- 2019 CADILLAC ESCALADE ESV
- 2019 CADILLAC XT4
- 2020 CADILLAC XT6
- 2019 CHEVROLET BLAZER
- 2019 CHEVROLET BOLT EV
- 2019 CHEVROLET CAMARO
- 2019 CHEVROLET CRUZE
- 2019 CHEVROLET MALIBU
- 2019 CHEVROLET SILVERADO 1500
- 2019 CHEVROLET SPARK
- 2019 CHEVROLET SUBURBAN
- 2019 CHEVROLET TAHOE
- 2019 CHEVROLET TRAX
- 2019 CHEVROLET VOLT
- 2019 GMC ACADIA
- 2019 GMC SIERRA 1500
- 2019 GMC YUKON
- 2019 GMC YUKON XL

## Recalls for the same vehicles and component

- [23V845000](/recalls/nhtsa/23V845000.md), 2023-12-14: SEAT BELTS:PRETENSIONER; STRUCTURE:BODY:ROOF AND PILLARS
- [22V930000](/recalls/nhtsa/22V930000.md), 2022-12-15: SEAT BELTS:PRETENSIONER; STRUCTURE:BODY:ROOF AND PILLARS
- [2020130](/recalls/tc/2020130.md), 2020-03-26: Structure
- [20V184000](/recalls/nhtsa/20V184000.md), 2020-03-26: LATCHES/LOCKS/LINKAGES:DOORS:LATCH

## Other bulletins for the same vehicles and component

- [25\-NA\-114](/bulletins/11022868.md), 2025-09-06, Service bulletin: STRUCTURE:BODY. This informational bulletin provides information on Anti\-Chip Coating Appearance.
- [18\-NA\-069](/bulletins/11017876.md), 2025-05-06, Service bulletin: STRUCTURE:BODY; ELECTRICAL SYSTEM; ENGINE. This service bulletin provides a service procedure to correct conditions of Poor Engine Performance in Extremely cold weather conditions, CAC Icing, MIL Illuminated with DTCs set.
- [24\-NA\-003](/bulletins/11017040.md), 2025-04-15, Service bulletin: STRUCTURE:BODY. This technical bulletin provides a procedure to correct the condition of Sunroof Wind / Air Deflector Inoperative.
- [19\-NA\-255](/bulletins/11016944.md), 2025-04-10, Service bulletin: STRUCTURE:BODY. This service bulletin provides frame coating repair information to correct a customer concern of wax coating on frame peeling, metal shows corrosion/rusting \(U.S. and Canada Only\).
- [24\-NA\-046](/bulletins/11015605.md), 2025-03-13, Service bulletin: STRUCTURE:BODY; VISIBILITY/WIPER. This technical bulletin provides a procedure to correct the condition of Suction Cup Marks on Window Glass.
- [05\-08\-51\-001L](/bulletins/11015382.md), 2025-03-08, Service bulletin: STRUCTURE:BODY. This informational bulletin provides a procedure on how to remove the paint stain that may present itself under the shipping film.
- [22\-NA\-068](/bulletins/11014579.md), 2025-02-28, Service bulletin: ELECTRICAL SYSTEM; STRUCTURE:BODY; BACK OVER PREVENTION: WARNINGS. This technical bulletin provides repair information to correct a customer concern of Diagnostic Tips For Park Assist Off Message / Unwanted Or False Park Assist Alerts / No DTCs.
- [22\-NA\-244](/bulletins/11014238.md), 2025-02-12, Service bulletin: UNKNOWN OR OTHER; STRUCTURE:BODY. This warranty administration service bulletin provides information about GM Accessories \- Dealer\-Installed, Repaired or Replaced During Warranty Coverage Period.
- [10\-08\-110\-001L](/bulletins/11014171.md), 2025-02-11, Service bulletin: STRUCTURE:BODY; VEHICLE SPEED CONTROL. This service bulletin provides information on proper use of floor mats.
- [PIC6163D](/bulletins/11014046.md), 2025-02-10, Service bulletin: STRUCTURE:BODY. This Preliminary Information communication provides information to the technician about vehicles that have several fasteners, located on either side of the hood latch, appear to be loose. Do not tighten, or otherwise move these two fasteners. These fasteners are part of the front fascia support bracket. They have a preset gap by design, and they have Loctite applied to the threads of the fastener so that this preset gap does not change.

JSON: [/v1/bulletins/10161880](/v1/bulletins/10161880)

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