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Service bulletins for the 2021 Chevrolet Tahoe

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.

1477 on file from NHTSA, as of 2026-10-19.

By type

By component

By trouble code

By topic

Only bulletins with component: Body and frame are shown. Show all

Bulletins, newest first
22-NA-1592022-08-30. Service bulletin. STRUCTURE; STRUCTURE:BODY:DOOR. This informational bulletin provides information for dealers/technicians on visible gap at hem flange where front door skin wraps around and meets door shell.
PIE0709A2022-08-19. Service bulletin. STRUCTURE. This engineering information (EI) closure ends the need for further information from the field in regards to having assist step insert loose, falling off and/or warped.
22NA0442022-07-18. Service bulletin. STRUCTURE; ELECTRICAL SYSTEM:BODY CONTROL MODULE/BCM; ELECTRICAL SYSTEM. Check Engine MIL Illuminated in DIC Set by Body Control Module with DTC P0607
PIE07092022-07-12. Service bulletin. STRUCTURE. This engineering informational bulletin is requesting information from technicians to perform the check list provided and contact the engineer listed in regards to having assist step insert loose, falling off and/or warped.
PIP5358B2022-06-13. Service bulletin. STRUCTURE. This Preliminary Information communication provides information to the technician about vehicles that have an unusual noise and is difficult to identify, isolate or pinpoint. Technician should get record a sound clip or take a video of the noise for assessment by engineering. Technician will need to call General Motors Technical Assistance Center for further assistance.
PI0653F2022-06-13. Service bulletin. STRUCTURE; EQUIPMENT. This preliminary informational bulletin provides information on Damaged, Disassembled or Improperly Packaged Turbochargers Returned to Warranty Part Center.
22-NA-0572022-05-31. Service bulletin. STRUCTURE. This technical bulletin provides a procedure replace the tappet that is located on the fuel door.
PIT5768B2022-05-16. Service bulletin. STRUCTURE; STRUCTURE:BODY:HATCHBACK/LIFTGATE. This Preliminary information communicates and issue with a rattle noise from the liftgate/liftglass and how to make adjustment to correct the noise.
22-NA-0572022-05-03. Service bulletin. STRUCTURE. This technical bulletin provides a procedure replace the tappet that is located on the fuel door.
PI0281I2022-04-22. Service bulletin. STRUCTURE:FRAME AND MEMBERS:UNDERBODY SHIELDS; STRUCTURE. This preliminary informational (PI) bulletin provides information to dealership personnel which may be helpful when addressing underbody component corrosion with customers.
22-NA-0522022-04-21. Service bulletin. STRUCTURE:BODY:DOOR; ELECTRICAL SYSTEM; EQUIPMENT. This service bulletin provides repair information to correct a customer concern of DTC B1038 SYM64 set in the BCM and Door Ajar Message on Driver Information Center (DIC).
20-NA-2192022-04-06. Service bulletin. STRUCTURE. This technical bulletin provides repair information to correct a customer concern of a gurgle or sloshing noise heard coming from the front sunroof drain hose areas.
21-NA-0822022-04-01. Service bulletin. STRUCTURE; STRUCTURE:BODY:DOOR. This technical bulletin provides a procedure to install foam on window motors to prevent them from rubbing on the panels causing a noise.
PIC6384H2022-02-14. Service bulletin. STRUCTURE; ELECTRICAL SYSTEM. This Preliminary information communicates a parts restriction is in place for the Body Control Module on 2020 Cadillac CT4, CT5, Chevrolet Corvette, Suburban, Tahoe and GMC Yukon.
PIT5774D2021-12-13. Service bulletin. STRUCTURE:BODY:HATCHBACK/LIFTGATE; ELECTRICAL SYSTEM; STRUCTURE:BODY:ROOF AND PILLARS; EQUIPMENT. This Preliminary information communicates an issue with: Overhead Console Inoperative / Service Safety Restraints Message / Sunroof Inoperative / DTC's B1A7A and U1121. Dealers are to cycle the power to the overhead console to correct the issue. Engineering has released updated roof consoles to correct this concern. Dealers are to replace the roof console.
PIP5776E2021-09-13. Service bulletin. STRUCTURE:BODY. This Preliminary information communicates that a vehicle may exhibit a misfire condition resulting in misfire codes P0300-P308. Upon diagnosis it may be discovered the lifter has come apart. It is recommended to replace the lifter guide and the four lifters.
PIC6384H2021-09-13. Service bulletin. ELECTRICAL SYSTEM; STRUCTURE. This Preliminary information communicates a parts restriction is in place for the Body Control Module on 2020 Cadillac CT4, CT5, Chevrolet Corvette, Suburban, Tahoe and GMC Yukon.
21NA1262021-08-09. Service bulletin. STRUCTURE:BODY:HATCHBACK/LIFTGATE; ELECTRICAL SYSTEM. This technical bulletin provides repair information to correct a customer concern of Rear Access Open Message Illuminated in DIC when Liftgate is Closed.
PIE0595A2021-08-09. Service bulletin. STRUCTURE. This engineering informational bulletin is requesting information from technicians to perform the check list provided and contact the engineer listed in regards to paint concerns with the front and/or rear fascias.
PIC6384F2021-06-14. Service bulletin. ELECTRICAL SYSTEM; STRUCTURE. This Preliminary information communicates a parts restriction is in place for the Body Control Module on 2020 Cadillac CT4, CT5, Chevrolet Corvette, Suburban, Tahoe and GMC Yukon.
PIC6384E2021-06-14. Service bulletin. ELECTRICAL SYSTEM; STRUCTURE. This Preliminary information communicates a parts restriction is in place for the Body Control Module on 2020 Cadillac CT4, CT5, Chevrolet Corvette, Suburban, Tahoe and GMC Yukon.
N2123317802021-05-24. Service bulletin. EQUIPMENT; STRUCTURE. Service Update Bulletin. On certain vehicles equipped with radio suppression equipment (RPO UN9), the body to chassis ground fasteners may be missing. Dealers are to add the missing fasteners.
PIP57992021-05-17. Service bulletin. STRUCTURE; POWER TRAIN. This Preliminary information communicates to the dealer technician to replace the transmission valve body on 2019-2021 10 speed transmissions to correct DTCs P2812 and P2814 setting if Service Information does not lead to root case of these DTCs.
21NA0502021-05-03. Service bulletin. STRUCTURE. This technical bulletin provides repair information to correct a customer concern of paint chipping or peeling on front fascia, at interface of front fender and fascia near headlamp.
19NA2552021-05-03. Service bulletin. STRUCTURE. This preliminary informational 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).

The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.