# Service bulletin 16NA361 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: 10180293 - Published by NHTSA: 2020\-09\-28 - Manufacturer's number: 16NA361 - Manufacturer's date: 2020\-08\-10 - NHTSA component: POWER TRAIN:AUTOMATIC TRANSMISSION ## NHTSA's summary This informational bulletin explains possible normal condition of a flare from 1st to 2nd, even if the trans had been repaired for the flare and its still noticed. ## The document - [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2020/MC-10180293-0001.pdf) - [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2020/MC-10180293-9999.pdf) The document is the manufacturer's. This site does not hold it. ## Components Transmission and driveline, Automatic transmission ## Vehicles listed - 2021 BUICK ENCLAVE - 2021 BUICK ENCORE - 2021 BUICK ENCORE GX - 2021 BUICK ENVISION - 2016 to 2019 CADILLAC ATS - 2020 to 2021 CADILLAC CT4 - 2021 CADILLAC CT5 - 2016 to 2020 CADILLAC CT6 - 2016 to 2019 CADILLAC CTS - 2015 to 2018 CADILLAC ESCALADE - 2021 CADILLAC ESCALADE - 2015 to 2016 CADILLAC ESCALADE ESV - 2017 to 2018 CADILLAC ESCALADE ESV - 2021 CADILLAC ESCALADE NA - 2021 CADILLAC XT4 - 2021 CADILLAC XT5 - 2021 CADILLAC XT6 - 2021 CHEVROLET BLAZER - 2016 to 2021 CHEVROLET CAMARO - 2017 to 2021 CHEVROLET COLORADO - 2015 to 2021 CHEVROLET CORVETTE - 2021 CHEVROLET EQUINOX - 2017 to 2021 CHEVROLET EXPRESS - 2021 CHEVROLET MALIBU - 2017 to 2021 CHEVROLET SILVERADO 1500 - 2015 to 2021 CHEVROLET SILVERADO 2500 - 2021 CHEVROLET SILVERADO 3500 - 2019 CHEVROLET SILVERADO 4500 - 2021 CHEVROLET SUBURBAN - 2021 CHEVROLET SUBURBAN 1500 - 2021 CHEVROLET TAHOE - 2021 CHEVROLET TRAILBLAZER - 2021 GMC ACADIA - 2017 to 2019 GMC CANYON - 2021 GMC CANYON - 2017 to 2019 GMC SAVANA - 2021 GMC SAVANA - 2019 to 2021 GMC SIERRA 1500 - 2015 to 2018 GMC SIERRA 2500 - 2021 GMC SIERRA 2500 - 2021 GMC SIERRA 3500 - 2015 to 2019 GMC SIERRA DENALI - 2021 GMC TERRAIN - 2015 to 2017 GMC YUKON - 2021 GMC YUKON - 2015 to 2017 GMC YUKON XL - 2021 GMC YUKON XL ## Recalls for the same vehicles and component - [26V083000](/recalls/nhtsa/26V083000.md), 2026-02-12: POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE:SOFTWARE; POWER TRAIN:AUTOMATIC TRANSMISSION:FLUID/LUBRICANT:VALVES/VALVE BODY - [25V148000](/recalls/nhtsa/25V148000.md), 2025-03-06: POWER TRAIN:AUTOMATIC TRANSMISSION - [24V797000](/recalls/nhtsa/24V797000.md), 2024-10-24: POWER TRAIN:AUTOMATIC TRANSMISSION:FLUID/LUBRICANT:VALVES/VALVE BODY; POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE:SOFTWARE - [14V152000](/recalls/nhtsa/14V152000.md), 2014-03-31: POWER TRAIN:AUTOMATIC TRANSMISSION:COOLING UNIT AND LINES ## Other bulletins for the same vehicles and component - [21\-NA\-245](/bulletins/10252775.md), 2024-04-05, Service bulletin: ELECTRICAL SYSTEM; POWER TRAIN:AUTOMATIC TRANSMISSION:LEVER AND LINKAGE:COLUMN SHIFT; POWER TRAIN:AUTOMATIC TRANSMISSION:INTERNAL:PARK PAWL; ELECTRICAL SYSTEM:ADAS:PARKING ASSIST:WARNING; POWER TRAIN. This service bulletin provides repair information to correct a customer concern of seeing a Shift to Park Message Displayed in DIC. - [PIP5781A](/bulletins/10249958.md), 2024-02-12, Service bulletin: POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE:SOFTWARE; COMMUNICATION; UNKNOWN OR OTHER. This Preliminary information communicates that characterizing certain parts is no longer required, the service instruction was changed but technicians are still trying to perform the function causing further confusion. - [14876](/bulletins/10247240.md), 2023-12-18, Service bulletin: POWER TRAIN:AUTOMATIC TRANSMISSION:LEVER AND LINKAGE:FLOOR SHIFT. 8\-speed Transmission Harsh Shift - [15NA045](/bulletins/10246520.md), 2023-12-11, Service bulletin: ENGINE AND ENGINE COOLING; POWER TRAIN:AUTOMATIC TRANSMISSION. Rattle Noise Heard From Engine Bell Housing - [140730001B](/bulletins/10246502.md), 2023-12-11, Service bulletin: POWER TRAIN; POWER TRAIN:AUTOMATIC TRANSMISSION:INTERNAL:CLUTCHES/BANDS:ACTUATORS/SOLENOIDS; POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE \(TCM/PCM/TECM\). Information on Transmission Adaptive Functions and Correcting Low Mileage Harsh Shifts - [140730001](/bulletins/10246501.md), 2023-12-11, Service bulletin: UNKNOWN OR OTHER; POWER TRAIN; POWER TRAIN:AUTOMATIC TRANSMISSION:INTERNAL:CLUTCHES/BANDS:ACTUATORS/SOLENOIDS; VEHICLE SPEED CONTROL:THROTTLE; POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE \(TCM/PCM/TECM\). Information on Transmission Adaptive Functions - [PIP5944](/bulletins/10246022.md), 2023-12-04, Service bulletin: POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE \(TCM/PCM/TECM\). This Preliminary Information communication advises the technician to determine if the incorrect part number TCM has been installed causing DTC P30D9 to set - [21\-NA\-169](/bulletins/10241856.md), 2023-09-06, Service bulletin: POWER TRAIN; POWER TRAIN:AUTOMATIC TRANSMISSION. This service bulletin provides diagnostic information/procedures to aid the service technician in diagnosing 9T45/50/60 automatic transmissions with low mileage and DTCs current or history related to the control solenoids and valves. - [20\-NA\-136](/bulletins/10241855.md), 2023-09-06, Service bulletin: POWER TRAIN; POWER TRAIN:AUTOMATIC TRANSMISSION. This informational bulletin describes/outlines the process for the 9T65 Automatic Transmission Replacement Pilot Program \(U.S. Only\). - [17\-NA\-066](/bulletins/10239647.md), 2023-07-25, Service bulletin: POWER TRAIN:AUTOMATIC TRANSMISSION; POWER TRAIN. This service bulletin provides information for automatic transmission Oil Cooler Flush and flow test. 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