# 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. - Type: Service bulletin - NHTSA id: 10173393 - Published by NHTSA: 2020\-04\-06 - Manufacturer's number: 19NA104 - Manufacturer's date: 2020\-02\-28 - NHTSA component: EQUIPMENT; 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 - [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2020/MC-10173393-0001.pdf) - [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2020/MC-10173393-9999.pdf) The document is the manufacturer's. This site does not hold it. ## Components Body and frame, Equipment and accessories ## Vehicles listed - 2016 to 2019 BUICK CASCADA - 2014 to 2020 BUICK ENCLAVE - 2014 to 2020 BUICK ENCORE - 2016 to 2020 BUICK ENVISION - 2014 to 2019 BUICK LACROSSE - 2014 to 2020 BUICK REGAL - 2014 to 2017 BUICK VERANO - 2014 to 2019 CADILLAC ATS - 2020 CADILLAC CT4 - 2020 CADILLAC CT5 - 2016 to 2020 CADILLAC CT6 - 2014 to 2019 CADILLAC CTS - 2014 CADILLAC CTS\-V - 2014 to 2017 CADILLAC ELR - 2014 to 2020 CADILLAC ESCALADE - 2014 to 2016 CADILLAC ESCALADE ESV - 2017 to 2020 CADILLAC ESCALADE ESV - 2014 to 2016 CADILLAC SRX - 2019 to 2020 CADILLAC XT4 - 2017 to 2018 CADILLAC XT5 - 2020 CADILLAC XT5 - 2020 CADILLAC XT6 - 2014 to 2019 CADILLAC XTS - 2016 CHEVROLET 3500 - 2018 to 2019 CHEVROLET 3500 - 2020 CHEVROLET 3500 - 2018 to 2020 CHEVROLET 4500HD - 2018 to 2020 CHEVROLET 5500HD - 2014 to 2016 CHEVROLET AVEO - 2018 CHEVROLET AVEO - 2019 to 2020 CHEVROLET BLAZER - 2017 to 2020 CHEVROLET BOLT EV - 2014 to 2016 CHEVROLET CAMARO - 2018 to 2020 CHEVROLET CAMARO - 2014 to 2017 CHEVROLET CAPRICE - 2014 to 2016 CHEVROLET CAPTIVA - 2018 CHEVROLET CAPTIVA - 2014 to 2017 CHEVROLET CHEVEROLET SS - 2015 to 2016 CHEVROLET CITY EXPRESS - 2014 CHEVROLET COLORADO - 2015 to 2020 CHEVROLET COLORADO - 2014 to 2020 CHEVROLET CORVETTE - 2014 to 2019 CHEVROLET CRUZE - 2014 to 2020 CHEVROLET EQUINOX - 2014 to 2020 CHEVROLET EXPRESS - 2014 to 2016 CHEVROLET IMPALA - 2018 to 2020 CHEVROLET IMPALA - 2017 CHEVROLET LOW CAB FORWARD 4500 - 2017 CHEVROLET LOW CAB FORWARD 5500 - 2018 CHEVROLET LOW CAB FORWARD 6500 - 2014 to 2020 CHEVROLET MALIBU - 2014 CHEVROLET N300 - 2018 CHEVROLET N300 - 2017 CHEVROLET N300 MAX - 2018 CHEVROLET S10 - 2014 CHEVROLET SILVERADO 1500 - 2017 to 2020 CHEVROLET SILVERADO 1500 - 2014 to 2020 CHEVROLET SILVERADO 2500 - 2017 CHEVROLET SILVERADO 3500 - 2019 to 2020 CHEVROLET SILVERADO 4500 - 2014 to 2020 CHEVROLET SONIC - 2014 to 2016 CHEVROLET SPARK - 2018 to 2020 CHEVROLET SPARK - 2014 to 2017 CHEVROLET SPARK EV - 2014 to 2020 CHEVROLET SUBURBAN - 2014 to 2020 CHEVROLET TAHOE - 2018 CHEVROLET TRAILBLAZER - 2014 to 2020 CHEVROLET TRAVERSE - 2014 to 2020 CHEVROLET TRAX - 2014 to 2019 CHEVROLET VOLT - 2014 to 2020 GMC ACADIA - 2015 to 2020 GMC CANYON - 2014 to 2020 GMC SAVANA - 2014 GMC SIERRA 1500 - 2019 to 2020 GMC SIERRA 1500 - 2014 to 2020 GMC SIERRA 2500 - 2015 to 2019 GMC SIERRA DENALI - 2014 to 2020 GMC TERRAIN - 2014 to 2020 GMC YUKON - 2014 GMC YUKON XL - 2015 to 2020 GMC YUKON XL ## Recalls for the same vehicles and component - [2024061](/recalls/tc/2024061.md), 2024-02-01: Structure - [2022160](/recalls/tc/2022160.md), 2022-03-31: Accessories - [2021636](/recalls/tc/2021636.md), 2021-10-18: Structure - [21V496000](/recalls/nhtsa/21V496000.md), 2021-07-01: EQUIPMENT:ELECTRICAL:ENGINE BLOCK HEATER - [2020384](/recalls/tc/2020384.md), 2020-08-18: Structure - [20V489000](/recalls/nhtsa/20V489000.md), 2020-08-18: ELECTRICAL SYSTEM:SOFTWARE; STRUCTURE:BODY:TRUNK LID - [20V324000](/recalls/nhtsa/20V324000.md), 2020-06-04: LATCHES/LOCKS/LINKAGES:HOOD:LATCH; STRUCTURE:BODY:HOOD - [2020165](/recalls/tc/2020165.md), 2020-04-16: Accessories - [2020097](/recalls/tc/2020097.md), 2020-03-12: Structure - [2019494](/recalls/tc/2019494.md), 2019-10-03: Accessories ## 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. - [PIE0818](/bulletins/11015146.md), 2025-03-06, Service bulletin: STRUCTURE:BODY; VISIBILITY/WIPER. 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\-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. - [24\-NA\-026](/bulletins/11014275.md), 2025-02-17, Service bulletin: STRUCTURE:BODY. 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\-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. 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