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Service bulletins for the 2020 Chevrolet Traverse

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.

782 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
21NA2642021-12-27. Service bulletin. EQUIPMENT; STRUCTURE:BODY:HATCHBACK/LIFTGATE:HINGE AND ATTACHMENTS; STRUCTURE:BODY:HATCHBACK/LIFTGATE. This informational bulletin provides information for dealers/technicians on a customer commenting on liftgate actuator showing a leaking residue on strut.
21NA0662021-05-24. Service bulletin. STRUCTURE. This technical bulletin provides a procedure to replace the flexplate if found broken and or the cause of the customers concern.
20NA1692021-05-03. Service bulletin. STRUCTURE. This technical bulletin provides a procedure to eliminate a creak, pop and/or snap type noise heard coming from passenger side B-Pillar area.
21NA0262021-03-08. Service bulletin. EQUIPMENT; STRUCTURE; EQUIPMENT ADAPTIVE/MOBILITY. This service bulletin provides information for dealers/technicians on accessory all-weather floor liners and flat mats warped or misshapen.
20NA2322021-02-22. Service bulletin. STRUCTURE:BODY:HATCHBACK/LIFTGATE; ELECTRICAL SYSTEM. This service bulletin provides a service procedure to correct a customer concern of Power Liftgate Stops When Opening and/or Will Not Close from Open Position DTC B153F Sets.
20NA2322021-02-01. Service bulletin. STRUCTURE:BODY:HATCHBACK/LIFTGATE:SUPPORT DEVICE/STRUT. This service bulletin provides a service procedure to correct a customer concern of Power Liftgate Stops When Opening and/or Will Not Close from Open Position DTC B153F Sets.
990851001E2020-12-21. Service bulletin. EQUIPMENT; STRUCTURE. Thins informational bulletin provides information on Paint-less Dent Repair Process.
20NA1692020-10-26. Service bulletin. STRUCTURE:FRAME AND MEMBERS; EQUIPMENT. This technical bulletin provides a procedure to eliminate a creak, pop and/or snap type noise heard coming from passenger side B-Pillar area.
18NA3062020-10-26. Service bulletin. EQUIPMENT; STRUCTURE:BODY. This Warranty Administration bulletin provides information for dealers/Service advisors on when and how to submit a Pre-Repair Authorization (PRA) (US dealers only).
150089002B2020-09-08. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL; STRUCTURE. This bulletin provides information to dealers regarding transportation damage repair claim submission requirements.
20NA1482020-08-31. Service bulletin. EQUIPMENT; STRUCTURE. This technical bulletin provides repair information to correct a customer concern of hearing a plastic to metal squeak/creak noise coming from the driver or passenger side B-Pillar area.
PIP5704D2020-08-10. Service bulletin. STRUCTURE. This Preliminary information communicates a work around when only 11 digit PUN (Part Unique Number) is seen on Service Solenoid Body Assembly.
PI0281H2020-06-01. Service bulletin. STRUCTURE:BODY; EQUIPMENT ADAPTIVE/MOBILITY. This preliminary informational bulletin provides information to dealership personnel which may be helpful when addressing underbody component corrosion with customers.
19NA1042020-04-06. Service bulletin. EQUIPMENT; STRUCTURE:BODY; EQUIPMENT ADAPTIVE/MOBILITY. This informational bulletin provides information for dealers/technicians and customers on steam/vapor coming from the front grille or radiator area.
PIP5704A2020-03-09. Service bulletin. EQUIPMENT; STRUCTURE; ELECTRICAL SYSTEM. This Preliminary information communicates a work around when only 11 digit PUN (Part Unique Number) is seen on Service Solenoid Body Assembly.
18NA2792020-03-02. Service bulletin. STRUCTURE:BODY:DOOR; LATCHES/LOCKS/LINKAGES:DOORS:LATCH. This informational bulletin provides information for dealers/technicians on the process to disable and enable passive unlocking.
PIP57042020-02-10. Service bulletin. STRUCTURE. This Preliminary information communicates a work around when only 11 digit PUN (Part Unique Number) is seen on Service Solenoid Body Assembly.
19NA2712020-01-21. Service bulletin. ELECTRICAL SYSTEM; STRUCTURE. This technical bulletin provides repair information to correct a customer concern of the Accessory Rear Seat Infotainment (RSI) shuts off, coinciding with closing of a door or liftgate.
19NA2712019-12-16. Service bulletin. SEATS:MID/REAR ASSEMBLY; STRUCTURE:BODY:HATCHBACK/LIFTGATE. This technical bulletin provides repair information to correct a customer concern of the Accessory Rear Seat Infotainment (RSI) shuts off, coinciding with closing of a door or liftgate.
18NA2932019-11-25. Service bulletin. STRUCTURE:BODY. This technical bulletin provides a procedure for applying anti-squeak film tape to the roof rail to eliminate a creak, itch and/or pop type noise.
N1922670902019-09-30. Service bulletin. STRUCTURE:BODY:DOOR:HINGE AND ATTACHMENTS. N192267090 - Customer Satisfaction Program. Certain vehicles may have a condition in which sealer was incorrectly applied at the driver side body hinge pillar. Dealers will correctly apply sealer.

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