# Service bulletin 21\-NA\-061 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: 10219389 - Published by NHTSA: 2022\-09\-08 - Manufacturer's number: 21\-NA\-061 - Manufacturer's date: 2022\-08\-30 - NHTSA component: EQUIPMENT ## NHTSA's summary This service bulletin provides information for dealers on Using EL\-52545 When Diagnosing PEPs Transmitter Key Fobs \(North America ONLY\). ## The document - [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2022/MC-10219389-0001.pdf) - [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2022/MC-10219389-9999.pdf) The document is the manufacturer's. This site does not hold it. ## Components Equipment and accessories ## Vehicles listed - 2020 to 2023 BUICK ENCLAVE - 2020 to 2022 BUICK ENCORE - 2020 to 2022 BUICK ENCORE GX - 2020 to 2022 BUICK ENVISION - 2020 BUICK LACROSSE - 2020 BUICK REGAL - 2020 to 2022 CADILLAC CT4 - 2020 to 2022 CADILLAC CT5 - 2020 CADILLAC CT6 - 2021 CADILLAC CT6 - 2020 to 2023 CADILLAC ESCALADE - 2020 to 2022 CADILLAC ESCALADE ESV - 2021 CADILLAC ESCALADE NA - 2020 to 2022 CADILLAC XT4 - 2020 to 2023 CADILLAC XT5 - 2020 to 2023 CADILLAC XT6 - 2020 CADILLAC XTS - 2023 CADILLAC redundant LYRIQ - 2020 CHEVROLET 3500 - 2021 CHEVROLET 3500 - 2022 CHEVROLET 3500 - 2020 CHEVROLET 4500 - 2022 CHEVROLET 4500 - 2020 to 2022 CHEVROLET 4500HD - 2020 to 2022 CHEVROLET 4500XD - 2020 to 2022 CHEVROLET 5500HD - 2020 to 2022 CHEVROLET 5500XD - 2019 CHEVROLET 6500 - 2022 CHEVROLET 6500HD - 2020 to 2023 CHEVROLET BLAZER - 2022 to 2023 CHEVROLET BOLT EUV - 2020 to 2023 CHEVROLET BOLT EV - 2020 to 2023 CHEVROLET CAMARO - 2020 to 2022 CHEVROLET COLORADO - 2020 to 2023 CHEVROLET CORVETTE - 2020 to 2022 CHEVROLET EQUINOX - 2020 to 2021 CHEVROLET EXPRESS - 2020 CHEVROLET IMPALA - 2020 to 2022 CHEVROLET MALIBU - 2020 to 2023 CHEVROLET SILVERADO 1500 - 2020 to 2023 CHEVROLET SILVERADO 2500 - 2020 to 2023 CHEVROLET SILVERADO 3500 - 2020 to 2023 CHEVROLET SILVERADO 4500 - 2019 to 2021 CHEVROLET SILVERADO 5500 - 2023 CHEVROLET SILVERADO 5500 - 2021 to 2023 CHEVROLET SILVERADO 6500 - 2020 CHEVROLET SONIC - 2020 to 2022 CHEVROLET SPARK - 2020 to 2023 CHEVROLET SUBURBAN - 2021 to 2022 CHEVROLET SUBURBAN 1500 - 2020 to 2023 CHEVROLET TAHOE - 2020 CHEVROLET TRAILBLAZER - 2021 to 2022 CHEVROLET TRAILBLAZER - 2020 to 2023 CHEVROLET TRAVERSE - 2020 to 2022 CHEVROLET TRAX - 2020 to 2023 GMC ACADIA - 2020 to 2022 GMC CANYON - 2022 to 2023 GMC HUMMER EV PICKUP - 2020 to 2022 GMC SAVANA - 2020 to 2023 GMC SIERRA 1500 - 2020 to 2023 GMC SIERRA 2500 - 2020 to 2023 GMC SIERRA 3500 - 2020 GMC SIERRA DENALI - 2020 to 2022 GMC TERRAIN - 2022 GMC TERRAIN NA - 2020 to 2023 GMC YUKON - 2020 to 2022 GMC YUKON XL ## Recalls for the same vehicles and component - [22V708000](/recalls/nhtsa/22V708000.md), 2022-09-22: EQUIPMENT:OTHER:LABELS - [2022160](/recalls/tc/2022160.md), 2022-03-31: Accessories - [21V497000](/recalls/nhtsa/21V497000.md), 2021-07-01: EQUIPMENT:OTHER:LABELS - [2021365](/recalls/tc/2021365.md), 2021-06-10: Accessories - [21V440000](/recalls/nhtsa/21V440000.md), 2021-06-10: EQUIPMENT:MECHANICAL:ACCESSORY SCISSOR/SCREW/BOTTLE JACK/LIFT:STAND - [20V295000](/recalls/nhtsa/20V295000.md), 2020-05-21: EQUIPMENT:OTHER:LABELS; TIRES - [2020165](/recalls/tc/2020165.md), 2020-04-16: Accessories - [2019494](/recalls/tc/2019494.md), 2019-10-03: Accessories ## Other bulletins for the same vehicles and component - [22\-NA\-096](/bulletins/10254391.md), 2024-05-08, Service bulletin: EQUIPMENT. This informational bulletin provides information for dealers/technicians on Customer Education Bulletin for Google Built\-in Radio. - [23\-NA\-064](/bulletins/10254014.md), 2024-05-02, Service bulletin: ELECTRICAL SYSTEM; EQUIPMENT. This service bulletin provides information on the Transport Mode Feature, also known as Logistics mode, which is used to increase the 12V Battery stand time of the vehicle during transit and or long period of stand time at the dealerships. - [21\-NA\-249](/bulletins/10253789.md), 2024-05-01, Service bulletin: EQUIPMENT. This service bulletin provides repair information to correct a customer concern of the carpet appearance near the center console area. - [24\-NA\-070](/bulletins/10253573.md), 2024-04-27, Service bulletin: ENGINE AND ENGINE COOLING; ELECTRICAL SYSTEM; EQUIPMENT. This bulletin provides a procedure to program the ECM if the DTC is set and/or the start/stop doesn't restart after a stop. - [21\-NA\-155](/bulletins/10253528.md), 2024-04-23, Service bulletin: ELECTRICAL SYSTEM; SERVICE BRAKES, HYDRAULIC; EQUIPMENT. This informational bulletin advises the technician to check for faults that may be caused by the trailer otherwise found by a possible faulty trailer connector. - [20\-NA\-132](/bulletins/10253527.md), 2024-04-23, Service bulletin: EQUIPMENT; ELECTRICAL SYSTEM. This warranty administration bulletin provides policy information on the requirements for 12V battery testing and warranty replacements. - [17\-NA\-052](/bulletins/10253526.md), 2024-04-23, Service bulletin: WHEELS; EQUIPMENT. This bulletin updates the position of General Motors on refinishing aluminum wheels. GM has determined that wheel refinishing under warranty will no longer be performed. - [PIT6101D](/bulletins/10253114.md), 2024-04-15, Service bulletin: EQUIPMENT; EQUIPMENT:ELECTRICAL:AUX AUDIO JACK/PLUG. This Preliminary information communicates Engineering is investigating a no audio issue. - [PIP5972](/bulletins/10253110.md), 2024-04-15, Service bulletin: EQUIPMENT. This Preliminary information communicates the possibility of misboxed/mislabled service parts. - [PIT6138](/bulletins/10253105.md), 2024-04-15, Service bulletin: EQUIPMENT:ELECTRICAL. This Preliminary information communicates and issue with the LED right above the wireless charging pad being inoperative and how to resolve the concern with the LED. 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