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: Body and frame are shown. Show all
| 21NA026 | 2021-03-08. 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. |
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| 20NA232 | 2021-02-22. 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. |
| 17NA231 | 2021-02-22. Service bulletin. STRUCTURE. This service bulletin provides information to determine the root cause of the water intrusion to the Video Processing Module (VPM) and correct it prior to replacement of the VPM. |
| 20NA232 | 2021-02-01. 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. |
| 990851001E | 2020-12-21. Service bulletin. EQUIPMENT; STRUCTURE. Thins informational bulletin provides information on Paint-less Dent Repair Process. |
| 18NA358 | 2020-11-30. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM); STRUCTURE. This technical bulletin provides a procedure to replace the upper and lower valve body housings to correct launch shudder, 2-3 Upshift or 3-2 Downshift concerns. |
| 17NA231 | 2020-11-30. Service bulletin. ELECTRICAL SYSTEM; STRUCTURE:BODY. This service bulletin provides information to determine the root cause of the water intrusion to the Video Processing Module (VPM) and correct it prior to replacement of the VPM. |
| 18NA306 | 2020-10-26. 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). |
| 19NA008 | 2020-09-28. Service bulletin. STRUCTURE. This technical bulletin provides repair information to correct a customer concern of seeing or feeling a sharp edge on the upper inboard corner of the rear body structure stop lamp. |
| 150089002B | 2020-09-08. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL; STRUCTURE. This bulletin provides information to dealers regarding transportation damage repair claim submission requirements. |
| PI0281H | 2020-06-01. 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. |
| 19NA104 | 2020-04-06. 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. |
| PIT5679A | 2020-03-09. Service bulletin. STRUCTURE. This Preliminary information communicates that a vehicle may be encountered with a "service park assist system" message or a rear lift gate that will not open passively. The technician is instructed to inspect connector X400 for evidence of water intrusion. The technician is instructed to replace the harness and terminals in the body side connector as needed if water intrusion or corrosion is found. |
| 18NA189 | 2020-01-27. Service bulletin. STRUCTURE; VISIBILITY. This technical bulletin provides repair information to correct a customer concern of hearing a rattle in the headliner, rear of the front sunroof window. |
| 18NA189 | 2019-12-16. Service bulletin. STRUCTURE; VISIBILITY. This technical bulletin provides repair information to correct a customer concern of hearing a rattle in the headliner, rear of the front sunroof window. |
| 18NA358 | 2019-11-25. Service bulletin. STRUCTURE. This technical bulletin provides a procedure to replace the upper and lower valve body housings to correct the customer concern of launch shudder. |
| 19NA167 | 2019-08-19. Service bulletin. STRUCTURE:BODY:HATCHBACK/LIFTGATE; STRUCTURE; ELECTRICAL SYSTEM. This technical bulletin provides repair information to correct a customer concern of a water leak into interior, and/or various electrical concerns, liftgate actuator noisy or inoperative. |
| PIC5779K | 2019-08-12. Service bulletin. STRUCTURE. This Preliminary Information communication provides the technician with information on the proper washing of the bright aluminum moldings to avoid the moldings from getting damaged. It is recommended that a non-alkaline solution be used for preparation & washing of the bright aluminum moldings. |
| 19NA008 | 2019-05-20. Service bulletin. STRUCTURE. This technical bulletin provides repair information to correct a customer concern of seeing or feeling a sharp edge on the upper inboard corner of the rear body structure stop lamp. |
| PIE0498 | 2019-03-25. Service bulletin. STRUCTURE; EXTERIOR LIGHTING:TAIL LIGHTS; EQUIPMENT ADAPTIVE/MOBILITY. This engineering informational bulletin is requesting information on product issue with the door weather strip, door body fit, and/or rear tail lamp moisture. |
| PIT5606B | 2018-11-26. Service bulletin. STRUCTURE:BODY:DOOR. 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. 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. |
| 99-08-51-001D | 2018-06-11. Service bulletin. STRUCTURE; EQUIPMENT. Thins informational bulletin provides information on Paint-less Dent Repair Process. |
| 060089026N | 2018-06-04. Service bulletin. ELECTRICAL SYSTEM; VISIBILITY:SUN/MOON ROOF ASSEMBLY; STRUCTURE:BODY:DOOR; POWER TRAIN:TRANSFER CASE (4-WHEEL DRIVE); VISIBILITY:WINDSHIELD; ELECTRONIC STABILITY CONTROL (ESC). This warranty bulletin provides labor operation numbers for customer concerns that cant be duplicated. |
| 18NA126 | 2018-05-21. Service bulletin. STRUCTURE; ELECTRICAL SYSTEM. This informational bulletin provides information for dealership personal and technicians when replacing the body control module (BCM), that a 2nd design BCM is NOT interchangeable with the 1st design BCM. |
| PI0281G | 2018-05-21. Service bulletin. STRUCTURE:FRAME AND MEMBERS:UNDERBODY SHIELDS. This preliminary informational bulletin provides information to dealership personnel which may be helpful when addressing underbody component corrosion with customers. |
The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.