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Service bulletins for the 2018 GMC Terrain

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.

1345 on file from NHTSA, as of 2026-10-19.

By type

By component

By trouble code

By topic

Bulletins, newest first
040089015R2018-06-04. Service bulletin. EQUIPMENT; EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. This warranty administration bulletin provide policy information on required operating procedures.
PIE0433A2018-06-04. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE. This engineering informational bulletin is requesting information from the field on vehicles that have the condition of Engineering Information ? Malfunction Indicator Lamp (MIL) On DTCs P0171 Fuel Trim System Lean Bank 1 and/or P0174 Fuel Trim System Lean Bank 2.
150603002J2018-06-04. Service bulletin. ELECTRICAL SYSTEM:12V/24V/48V BATTERY. This informational bulletin provides information on approved warranty part numbers for original equipment batteries
150603002I2018-06-04. Service bulletin. ELECTRICAL SYSTEM. This informational bulletin provides information on approved warranty part numbers for original equipment batteries
150603001C2018-06-04. Service bulletin. ELECTRICAL SYSTEM. This informational bulletin provides information to diagnose batteries that have set for a long period of time and/or cold weather climates and testing those batteries.
120089007A2018-06-04. Service bulletin. EQUIPMENT. This informational bulletin provides information on dealer responsibility for cargo carrying capacity labeling and the part numbers for the labels.
080730026E2018-06-04. Service bulletin. POWER TRAIN. This informational bulletin provides information on Some vehicles may rock or move slightly forward or rearward while in Park at start up after cold soak. This condition may be accompanied by a clunk noise. This is a slight movement that is more often seen visually, rather than felt, when viewed from the outside and using the auto-start feature, if equipped.
17NA3862018-06-04. Service bulletin. EQUIPMENT:ELECTRICAL. This informational bulletin provides information for the technicians on multi-media infotainment tester (MIT), does not function properly when diagnosing infotainment complaints, which may lead to mis-diagnosis.
17NA3802018-06-04. Service bulletin. ENGINE AND ENGINE COOLING:EXHAUST SYSTEM. This Technical bulletin provides information for installing clips to the exhaust and cradle hanger due to the insulator coming off to correct a rattle type noise.
17NA3592018-06-04. Service bulletin. EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.; ELECTRICAL SYSTEM:SOFTWARE. This informational bulletin provides information on the fact that WMA files are not accepted by the specific radios.
17NA2322018-06-04. Service bulletin. STRUCTURE:BODY:HATCHBACK/LIFTGATE. This technical bulletin provides repair information to correct a customer concern of power liftgate stops when opening and/or will not close from open position, technicians may find DTC B153E or B396A set.
000310003W2018-06-04. Service bulletin. TIRES. This warranty administration bulletin provides information on The tires supplied with a new vehicle are covered by General Motors against defects in material or workmanship under the Bumper-to-Bumper New Vehicle Limited Warranty.
17NA4052018-06-04. Service bulletin. EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.; ELECTRICAL SYSTEM:SOFTWARE. This technical bulletin provides a procedure to replace the radio to correct the condition of Intermittent White or Black Radio Screen When Starting Vehicle and/or Radio Resets Shortly After Start-Up with a Phone Paired due to an internal radio concern.
17NA3592018-06-04. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE; EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.. This informational bulletin provides information on the fact that WMA files are not accepted by the specific radios.
17NA3582018-06-04. Service bulletin. EQUIPMENT. This technical bulletin provides a procedure to rework the radio control assembly to correct a condition of Gap Between Upper Dash Pad and Center Stack due to a fit issue.
17NA3562018-06-04. Service bulletin. EQUIPMENT:ELECTRICAL:NAVIGATIONAL SYSTEM(GLOBAL POSITIONING SYSTEM); ELECTRICAL SYSTEM:SOFTWARE. This technical bulletin provides a procedure to replace the SD Card or the USB receptacle to correct a condition of Navigation Inoperative with SD Card Error Message Displayed due to a software issue.
17NA1522018-06-04. 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.
17NA3802018-06-04. Service bulletin. ENGINE AND ENGINE COOLING:EXHAUST SYSTEM. This Technical bulletin provides information for installing clips to the exhaust and cradle hanger due to the insulator coming off to correct a rattle type noise.
17NA3702018-06-04. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. This informational bulletin provides direction for towing a vehicle with a car dolly.
17NA2462018-06-04. Service bulletin. VISIBILITY:POWER WINDOW DEVICES AND CONTROLS. This technical bulletin provides a procedure to replace an affected belt molding that may not fit correctly due to being produced the wrong size with the newly designed part.
17NA2382018-06-04. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE. This Technical bulletin provides a correction for Wi-Fi Hotspots or Data Sharing Feature Not Working once Turned on.
17NA3462018-06-04. Service bulletin. EQUIPMENT. This informational bulletin provides a listing of the parts availability for coax repair procedures and what is needed to complete some repairs.
17NA3442018-06-04. Service bulletin. EQUIPMENT:ELECTRICAL. This informational bulletin provides information for the technician when looking up the P/N for the 3.5 mm audio jack for the USB, to make sure and enter the VIN# to ensure the correct part is being ordered.
17NA2972018-06-04. Service bulletin. VISIBILITY. This informational bulletin provides information for assisting the customer in setting the position for the memory mirror and the reverse tilt
16NA3562018-06-04. Service bulletin. EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.; EQUIPMENT. This technical bulletin provides a procedure to clear the codes and re-evaluate the XM radio channels to correct a condition of audio muting when listening to some Sirius XM channels but if they change channels they will find others that experience normal audio. This could be due to interference from transmitting sources outside of Sirius XM?s frequency range.

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