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Service bulletin 19NA104

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.

The communication, as NHTSA indexes it (as of 2026-10-19)
TypeService bulletin
NHTSA id10173393
Published by NHTSA2020-04-06
Manufacturer's number19NA104
Manufacturer's date2020-02-28
NHTSA componentEQUIPMENT; STRUCTURE:BODY; EQUIPMENT ADAPTIVE/MOBILITY

NHTSA's summary

This informational bulletin provides information for dealers/technicians and customers on steam/vapor coming from the front grille or radiator area.

The document

The document is the manufacturer's. This site does not hold it. NHTSA files a document at one of these two addresses; we have not asked NHTSA which.

Components

Body and frame, Equipment and accessories

Vehicles listed
BUICK CASCADA2016, 2017, 2018, 2019
BUICK ENCLAVE2014, 2015, 2016, 2017, 2018, 2019, 2020
BUICK ENCORE2014, 2015, 2016, 2017, 2018, 2019, 2020
BUICK ENVISION2016, 2017, 2018, 2019, 2020
BUICK LACROSSE2014, 2015, 2016, 2017, 2018, 2019
BUICK REGAL2014, 2015, 2016, 2017, 2018, 2019, 2020
BUICK VERANO2014, 2015, 2016, 2017
CADILLAC ATS2014, 2015, 2016, 2017, 2018, 2019
CADILLAC CT42020
CADILLAC CT52020
CADILLAC CT62016, 2017, 2018, 2019, 2020
CADILLAC CTS2014, 2015, 2016, 2017, 2018, 2019
CADILLAC CTS-V2014 (the catalog's model; the bulletin names a series or trim of it)
CADILLAC ELR2014, 2015, 2016, 2017
CADILLAC ESCALADE2014, 2015, 2016, 2017, 2018, 2019, 2020
CADILLAC ESCALADE ESV2014, 2015, 2016 (the catalog's model; the bulletin names a series or trim of it)
CADILLAC ESCALADE ESV2017, 2018, 2019, 2020
CADILLAC SRX2014, 2015, 2016
CADILLAC XT42019, 2020
CADILLAC XT52017, 2018
CADILLAC XT52020
CADILLAC XT62020
CADILLAC XTS2014, 2015, 2016, 2017, 2018, 2019
CHEVROLET 35002016
CHEVROLET 35002018 to 2019
CHEVROLET 35002020
CHEVROLET 4500HD2018, 2019, 2020
CHEVROLET 5500HD2018, 2019, 2020
CHEVROLET AVEO2014, 2015, 2016
CHEVROLET AVEO2018
CHEVROLET BLAZER2019, 2020
CHEVROLET BOLT EV2017, 2018, 2019, 2020
CHEVROLET CAMARO2014, 2015, 2016
CHEVROLET CAMARO2018, 2019, 2020
CHEVROLET CAPRICE2014 to 2017
CHEVROLET CAPTIVA2014 to 2016
CHEVROLET CAPTIVA2018
CHEVROLET CHEVEROLET SS2014 to 2017
CHEVROLET CITY EXPRESS2015, 2016
CHEVROLET COLORADO2014
CHEVROLET COLORADO2015, 2016, 2017, 2018, 2019, 2020
CHEVROLET CORVETTE2014, 2015, 2016, 2017, 2018, 2019, 2020
CHEVROLET CRUZE2014, 2015, 2016, 2017, 2018, 2019
CHEVROLET EQUINOX2014, 2015, 2016, 2017, 2018, 2019, 2020
CHEVROLET EXPRESS2014, 2015, 2016, 2017, 2018, 2019, 2020
CHEVROLET IMPALA2014, 2015, 2016
CHEVROLET IMPALA2018, 2019, 2020
CHEVROLET LOW CAB FORWARD 45002017
CHEVROLET LOW CAB FORWARD 55002017
CHEVROLET LOW CAB FORWARD 65002018
CHEVROLET MALIBU2014, 2015, 2016, 2017, 2018, 2019, 2020
CHEVROLET N3002014
CHEVROLET N3002018
CHEVROLET N300 MAX2017
CHEVROLET S102018
CHEVROLET SILVERADO 15002014 (the catalog's model; the bulletin names a series or trim of it)
CHEVROLET SILVERADO 15002017, 2018, 2019, 2020 (the catalog's model; the bulletin names a series or trim of it)
CHEVROLET SILVERADO 25002014, 2015, 2016, 2017, 2018, 2019, 2020 (the catalog's model; the bulletin names a series or trim of it)
CHEVROLET SILVERADO 35002017 (the catalog's model; the bulletin names a series or trim of it)
CHEVROLET SILVERADO 45002019, 2020 (the catalog's model; the bulletin names a series or trim of it)
CHEVROLET SONIC2014, 2015, 2016, 2017, 2018, 2019, 2020
CHEVROLET SPARK2014, 2015, 2016
CHEVROLET SPARK2018, 2019, 2020
CHEVROLET SPARK EV2014, 2015, 2016, 2017 (the catalog's model; the bulletin names a series or trim of it)
CHEVROLET SUBURBAN2014, 2015, 2016, 2017, 2018, 2019, 2020
CHEVROLET TAHOE2014, 2015, 2016, 2017, 2018, 2019, 2020
CHEVROLET TRAILBLAZER2018
CHEVROLET TRAVERSE2014, 2015, 2016, 2017, 2018, 2019, 2020
CHEVROLET TRAX2014, 2015, 2016, 2017, 2018, 2019, 2020
CHEVROLET VOLT2014, 2015, 2016, 2017, 2018, 2019
GMC ACADIA2014, 2015, 2016, 2017, 2018, 2019, 2020
GMC CANYON2015, 2016, 2017, 2018, 2019, 2020
GMC SAVANA2014, 2015, 2016, 2017, 2018, 2019, 2020
GMC SIERRA 15002014 (the catalog's model; the bulletin names a series or trim of it)
GMC SIERRA 15002019, 2020 (the catalog's model; the bulletin names a series or trim of it)
GMC SIERRA 25002014, 2015, 2016, 2017, 2018, 2019, 2020 (the catalog's model; the bulletin names a series or trim of it)
GMC SIERRA DENALI2015, 2016, 2017, 2018, 2019 (the catalog's model; the bulletin names a series or trim of it)
GMC TERRAIN2014, 2015, 2016, 2017, 2018, 2019, 2020
GMC YUKON2014, 2015, 2016, 2017, 2018, 2019, 2020
GMC YUKON XL2014 (the catalog's model; the bulletin names a series or trim of it)
GMC YUKON XL2015, 2016, 2017, 2018, 2019, 2020

Listing a model year does not mean every vehicle of it is concerned: the document says which.

Recalls for the same vehicles and component
20240612024-02-01. Structure
20221602022-03-31. Accessories
20216362021-10-18. Structure
21V4960002021-07-01. EQUIPMENT:ELECTRICAL:ENGINE BLOCK HEATER
20203842020-08-18. Structure
20V4890002020-08-18. ELECTRICAL SYSTEM:SOFTWARE; STRUCTURE:BODY:TRUNK LID
20V3240002020-06-04. LATCHES/LOCKS/LINKAGES:HOOD:LATCH; STRUCTURE:BODY:HOOD
20201652020-04-16. Accessories
20200972020-03-12. Structure
20194942019-10-03. Accessories

A recall listed here may apply to some of the same vehicles. Only the manufacturer can say whether it applies to one vehicle.

Other bulletins for the same vehicles and component
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18-NA-0692025-05-06. Service bulletin. 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-0032025-04-15. Service bulletin. This technical bulletin provides a procedure to correct the condition of Sunroof Wind / Air Deflector Inoperative.
19-NA-2552025-04-10. Service bulletin. 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-0462025-03-13. Service bulletin. This technical bulletin provides a procedure to correct the condition of Suction Cup Marks on Window Glass.
05-08-51-001L2025-03-08. Service bulletin. This informational bulletin provides a procedure on how to remove the paint stain that may present itself under the shipping film.
PIE08182025-03-06. Service bulletin. This engineering information (EI) is requesting information from technicians to perform the check list provided and contact the engineer listed in regard to the outside rearview mirror skull cap missing.
22-NA-0682025-02-28. Service bulletin. 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.
24-NA-0262025-02-17. Service bulletin. This service bulletin provides a procedure to correct a customer concern of Convertible Top Leak Around Side Glass in High Pressure Car Wash.
22-NA-2442025-02-12. Service bulletin. This warranty administration service bulletin provides information about GM Accessories - Dealer-Installed, Repaired or Replaced During Warranty Coverage Period.