# 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: 10163237 - Published by NHTSA: 2019\-07\-29 - Manufacturer's number: 19NA104 - Manufacturer's date: 2019\-06\-10 - NHTSA component: ENGINE AND ENGINE COOLING:COOLING SYSTEM:RADIATOR ASSEMBLY ## 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/2019/MC-10163237-0001.pdf) - [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2019/MC-10163237-9999.pdf) The document is the manufacturer's. This site does not hold it. ## Components Engine, Cooling system, Radiator ## Vehicles listed - 2016 to 2019 BUICK CASCADA - 2014 to 2019 BUICK ENCLAVE - 2014 to 2019 BUICK ENCORE - 2016 to 2019 BUICK ENVISION - 2014 to 2019 BUICK LACROSSE - 2014 to 2019 BUICK REGAL - 2014 to 2017 BUICK VERANO - 2014 to 2019 CADILLAC ATS - 2016 CADILLAC CT6 - 2019 CADILLAC CT6 - 2017 to 2018 CADILLAC CT6 PLUG\-IN HYBRID - 2014 to 2019 CADILLAC CTS - 2014 to 2016 CADILLAC ELR - 2014 to 2019 CADILLAC ESCALADE - 2014 to 2016 CADILLAC ESCALADE ESV - 2017 to 2019 CADILLAC ESCALADE ESV - 2014 to 2016 CADILLAC SRX - 2019 CADILLAC XT4 - 2017 CADILLAC XT5 - 2014 to 2019 CADILLAC XTS - 2016 CHEVROLET 3500 - 2018 CHEVROLET 3500 - 2014 to 2016 CHEVROLET AVEO - 2018 CHEVROLET AVEO - 2019 CHEVROLET BLAZER - 2018 to 2019 CHEVROLET BOLT EV - 2014 to 2016 CHEVROLET CAMARO - 2018 to 2019 CHEVROLET CAMARO - 2014 to 2016 CHEVROLET CAPRICE - 2014 to 2016 CHEVROLET CAPTIVA - 2018 CHEVROLET CAPTIVA - 2014 to 2016 CHEVROLET CHEVEROLET SS - 2015 to 2016 CHEVROLET CITY EXPRESS - 2014 CHEVROLET COLORADO - 2015 to 2016 CHEVROLET COLORADO - 2018 to 2019 CHEVROLET COLORADO - 2014 to 2016 CHEVROLET CORVETTE - 2018 to 2019 CHEVROLET CORVETTE - 2014 to 2016 CHEVROLET CRUZE - 2018 to 2019 CHEVROLET CRUZE - 2014 to 2016 CHEVROLET EQUINOX - 2018 to 2019 CHEVROLET EQUINOX - 2014 to 2016 CHEVROLET EXPRESS - 2018 to 2019 CHEVROLET EXPRESS - 2014 to 2016 CHEVROLET IMPALA - 2018 to 2019 CHEVROLET IMPALA - 2018 CHEVROLET LOW CAB FORWARD 6500 - 2014 to 2016 CHEVROLET MALIBU - 2018 to 2019 CHEVROLET MALIBU - 2014 CHEVROLET N300 - 2018 CHEVROLET N300 - 2018 CHEVROLET S10 - 2014 CHEVROLET SILVERADO 1500 - 2019 CHEVROLET SILVERADO 1500 - 2014 to 2016 CHEVROLET SILVERADO 2500 - 2018 to 2019 CHEVROLET SILVERADO 2500 - 2019 CHEVROLET SILVERADO 3500 - 2019 CHEVROLET SILVERADO 4500 - 2014 to 2016 CHEVROLET SONIC - 2018 to 2019 CHEVROLET SONIC - 2014 to 2016 CHEVROLET SPARK - 2018 to 2019 CHEVROLET SPARK - 2014 to 2016 CHEVROLET SPARK EV - 2014 to 2016 CHEVROLET SUBURBAN - 2018 to 2019 CHEVROLET SUBURBAN - 2014 to 2016 CHEVROLET TAHOE - 2018 to 2019 CHEVROLET TAHOE - 2018 to 2019 CHEVROLET TRAILBLAZER - 2014 to 2016 CHEVROLET TRAVERSE - 2018 to 2019 CHEVROLET TRAVERSE - 2014 to 2016 CHEVROLET TRAX - 2018 to 2019 CHEVROLET TRAX - 2014 to 2016 CHEVROLET VOLT - 2018 to 2019 CHEVROLET VOLT - 2019 CHEVROLET duplicate SILVERADO 5500 - 2014 to 2019 GMC ACADIA - 2015 to 2019 GMC CANYON - 2014 to 2019 GMC SAVANA - 2017 GMC SIERRA - 2014 GMC SIERRA 1500 - 2019 GMC SIERRA 1500 - 2014 to 2016 GMC SIERRA 2500 - 2018 to 2019 GMC SIERRA 2500 - 2015 to 2016 GMC SIERRA DENALI - 2018 to 2019 GMC SIERRA DENALI - 2014 to 2019 GMC TERRAIN - 2014 to 2019 GMC YUKON - 2014 GMC YUKON XL - 2015 to 2019 GMC YUKON XL ## Recalls for the same vehicles and component - [16V868000](/recalls/nhtsa/16V868000.md), 2016-12-02: ENGINE AND ENGINE COOLING:COOLING SYSTEM:FAN ## Other bulletins for the same vehicles and component - [PIE0283](/bulletins/10252886.md), 2024-04-08, Service bulletin: ENGINE AND ENGINE COOLING:COOLING SYSTEM. Engineering Information. - [14588C](/bulletins/10247220.md), 2023-12-18, Service bulletin: UNKNOWN OR OTHER; ENGINE AND ENGINE COOLING:COOLING SYSTEM:FAN. Engine Cooling Fan Motor - [16NA006](/bulletins/10246549.md), 2023-12-11, Service bulletin: ENGINE AND ENGINE COOLING:COOLING SYSTEM:RADIATOR ASSEMBLY. Coolant Leak Originating from Radiator Hose Clamp or Lower Water Pump Inlet Pipe - [22NA013](/bulletins/10212629.md), 2022-05-31, Service bulletin: ENGINE AND ENGINE COOLING:COOLING SYSTEM. This technical bulletin provides a procedure for the technician to check and tighten the CAC plumbing if found loose. - [20NA166](/bulletins/10212560.md), 2022-05-31, Service bulletin: ENGINE AND ENGINE COOLING; ENGINE AND ENGINE COOLING:COOLING SYSTEM:HOSES/LINES/PIPING/FITTINGS. This informational bulletin advises the technician of possible coolant entering the areas of the engine, either through failed parts or defects in the castings, that may be the cause of the concerns related to the MIL or the engine running rough. - [21NA237](/bulletins/10207914.md), 2022-02-14, Service bulletin: UNKNOWN OR OTHER; ENGINE AND ENGINE COOLING:COOLING SYSTEM. THis technical bulletin provides a procedure to perform a cooling system flush to remove possible debris from the cooling system pipes. - [21NA257](/bulletins/10205577.md), 2021-12-27, Service bulletin: ENGINE AND ENGINE COOLING:COOLING SYSTEM; EQUIPMENT ADAPTIVE/MOBILITY; EQUIPMENT. This service bulletin provides a service procedure to correct a customer concern of a Malfunction Indicator Lamp \(MIL\) Illuminated \- DTC P3075 Set. - [21NA237](/bulletins/10205563.md), 2021-12-27, Service bulletin: EQUIPMENT; ENGINE AND ENGINE COOLING:COOLING SYSTEM:HOSES/LINES/PIPING/FITTINGS. THis technical bulletin provides a procedure to perform a cooling system flush to remove possible debris from the cooling system pipes. - [PI1164B](/bulletins/10201124.md), 2021-09-07, Service bulletin: ENGINE AND ENGINE COOLING:COOLING SYSTEM; STRUCTURE:BODY:HOOD; POWER TRAIN. Reduced Engine Power with Service engine message displayed and DTC P2263 Set - [N202302720](/bulletins/10186053.md), 2021-02-01, Service bulletin: POWER TRAIN; ENGINE AND ENGINE COOLING:COOLING SYSTEM:RADIATOR ASSEMBLY; EQUIPMENT. Special Coverage. Certain vehicles may have a condition where the vehicle may overheat and enter a reduced power mode when driven on a track at sustained high speeds in high ambient temperatures. Dealers are to install an updated radiator package and, for automatic transmission vehicles, updated shift\-point calibration software. The repairs will be made at no charge to the customer. The customer must provide evidence of an overheating condition in the form of one of the following: Diagnostic Trouble Code, photos, or videos. The dealer should make a copy of any customer evidence provided and file with the warranty claim. JSON: [/v1/bulletins/10163237](/v1/bulletins/10163237) [Report an error on this page](https://github.com/wenmar-pro/wenmar-open/issues/new?template=data_correction.yml&title=Data%20correction%3A%20Service%20bulletin%2019NA104&page=https%3A%2F%2Fopen.wenmarpro.com%2Fbulletins%2F10163237&vehicle=Service%20bulletin%2019NA104)