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Service bulletins for the 2018 GMC Acadia

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.

1071 on file from NHTSA, as of 2026-10-19.

By type

By component

By trouble code

By topic

Only bulletins with component: Seats are shown. Show all

Bulletins, newest first
PIT61802024-08-13. Service bulletin. SEATS. This Preliminary information communicates assistance in locating the Rear seat belt comfort guides in the parts catalog.
06-00-89-029V2024-05-16. Service bulletin. SEATS; UNKNOWN OR OTHER. This service bulletin includes information on Interior Cleaning - Instrument Panel (IP), Hard or Plastic Surfaces, Seats, Carpet, Leather, Vinyl, Fabric Cleaner, Stain Remover, Restorer - Product Availability.
PIT5893A2023-03-13. Service bulletin. POWER TRAIN; SEATS; LATCHES/LOCKS/LINKAGES:HATCHBACK/LIFTGATE:LOCK. This Preliminary information communicates that power liftgate actuators have been returned for warranty due to improper removal procedures. The technician is instructed on how to properly remove the power liftgate actuator from the vehicle without damaging it.
PIT58932022-03-14. Service bulletin. STRUCTURE:BODY:HATCHBACK/LIFTGATE; SEATS; POWER TRAIN. This Preliminary information communicates that power liftgate actuators have been returned for warranty due to improper removal procedures. The technician is instructed on how to properly remove the power liftgate actuator from the vehicle without damaging it.
17NA3842021-12-20. Service bulletin. SEATS. This service bulletin provides repair information to correct a customer concern of a squeak, rattle or creak coming from the second row/rear seat area.
17NA3842021-05-03. Service bulletin. SEATS. This technical bulletin provides repair information to correct a customer concern of a squeak, rattle or creak coming from the second row/rear seat area.
PIT57452020-08-10. Service bulletin. ELECTRICAL SYSTEM; SEATS. This Preliminary information communicates and issue with the memory seat module waking up the low speed GM lan bus and causing a battery draw.
N1922231102020-06-29. Service bulletin. EQUIPMENT ADAPTIVE/MOBILITY; SEAT BELTS; SEATS. Customer Satisfaction Program - On certain vehicles, equipped with the second row bench seats (RPO ABC or ABA) may have a condition in which the second row middle seat belt buckle can fall down between the second row bench seats and be damaged when one portion of the bench is moved relative to the other. Dealers will add an elastic strap, inspect the second row middle seat belt buckle and hinge cover for damage and replace if necessary.
17NA1522020-03-30. Service bulletin. SEATS. This technical bulletin provides repair information to correct a customer concern of front seat slight rocking movement while shifting weight from seat, during hard stops, and/or when driving over rough road surface.
N1922231102020-03-23. Service bulletin. SEAT BELTS; SEATS. Customer Satisfaction Program - On certain vehicles, equipped with the second row bench seats (RPO ABC or ABA) may have a condition in which the second row middle seat belt buckle can fall down between the second row bench seats and be damaged when one portion of the bench is moved relative to the other. Dealers will add an elastic strap, inspect the second row middle seat belt buckle and hinge cover for damage and replace if necessary.
17NA3842020-01-27. Service bulletin. SEATS. This technical bulletin provides repair information to correct a customer concern of a squeak, rattle or creak coming from the second row/rear seat area.
17NA3842019-11-25. Service bulletin. SEATS. This technical bulletin provides repair information to correct a customer concern of a squeak, rattle or creak coming from the second row/rear seat area.
17NA3842019-10-28. Service bulletin. SEATS. This technical bulletin provides repair information to correct a customer concern of a squeak, rattle or creak coming from the second row/rear seat area.
PIE0509B2019-09-23. Service bulletin. SEATS. This engineering information (EI) closure ends the need for information from the field for a condition of drivers seat track will not adjust forward and/or backwards and becomes seized.
PIE0509A2019-07-01. Service bulletin. SEATS. This engineering informational bulletin is requesting information from the field to determine a root cause for a condition of drivers seat track will not adjust forward and/or backwards and becomes seized. This PIE revision adds the Acadia, XT5, Traverse and Enclave Models.
PIT5606E2019-06-03. Service bulletin. ELECTRICAL SYSTEM; SEATS; VISIBILITY. This Preliminary information communicates an Intermittent No Crank, No Start, or Reduced Power loss of data multiple U codes or Intermittent Power Door Locks inoperative, unwanted seat or mirror movement. Inspect harness for chaffed by the I-shaft at the base of the steering column. If chaffed, repair damaged wires and zip tie the harness away from the I-shaft. Also Inspect the HVAC drain hose is properly routed and not plugged.
060850009J2019-03-25. Service bulletin. SEATS; EQUIPMENT ADAPTIVE/MOBILITY. This informational bulletin provides information for information on passenger presence sensing system (PPS or PSS) concerns with custom upholstery, accessory seat heaters or other comfort enhancing devices.
PIC6048J2018-12-17. Service bulletin. LANE DEPARTURE; SEATS. This Preliminary Information communicates to the technician that some customers may comment on the operation of their haptic seat during a Lane Keep Assist event. Lane Keep Assist works differently than Lane Departure Warning. The Lane Keep Assist icon is solid amber, Forward Camera Module is actively commanding a torque to Electronic Power Steering. This means that the driver should also feel some feedback from the steering wheel. No Chimes or haptic in the seat. Lane Keep Assist icon is flashing amber; Forward Camera Module is actively commanding torque to Electronic Power Steering. This will also be accompanied with Lane Departure Warning chimes and haptic in the seat feedback based on the setting chosen in the vehicle settings. This will take place when the vehicle has crossed lane marking by (40 cm) or (15.75 in).
17NA3842018-06-04. Service bulletin. SEATS. This technical bulletin provides repair information to correct a customer concern of a squeak, rattle or creak coming from the second row/rear seat area.
17NA1522018-05-21. Service bulletin. SEATS. This technical bulletin provides repair information to correct a customer concern of front seat slight rocking movement while shifting weight from seat, during hard stops, and/or when driving over rough road surface.

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