WenmarOpen by Wenmar Pro

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
PIE0447A2018-05-21. Service bulletin. EQUIPMENT; ELECTRICAL SYSTEM. This engineering information bulletin is requesting information from the field on vehicles that have the condition of Infotainment System Freezing and or Touch Screen Not Responding.
110849001W2018-05-21. Service bulletin. ELECTRICAL SYSTEM: INSTRUMENT CLUSTER/PANEL; EQUIPMENT; ELECTRICAL SYSTEM:12V/24V/48V BATTERY. This technical bulletin provides information on Transport Mode On Message Displayed in Driver Information Center (DIC) and/or Battery Light is Flashing and the procedures to turn the transport mode message on and off.
110089002C2018-05-21. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. This informational bulletin was created to inform that any accessories that are installed from the GM factory will be covered under the standard vehicle warranty and dealer installed accessories will be covered for a full year (12 months).
060089031E2018-05-21. Service bulletin. ENGINE; POWER TRAIN:AUTOMATIC TRANSMISSION. This informational bulletin provides information on OEM and Remanufactured Engine and Automatic Transmission/Transaxle Identification.
030089006P2018-05-21. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. This informational bulletin provides the dealership with how to prep a vehicle for delivery to the customer to aid in higher CSi scores.
010310003Q2018-05-21. Service bulletin. TIRES. This bulletin contains information for the new tires that the vehicle is equipped with and that they are covered by General Motors against defects in material or workmanship under the New Vehicle Warranty (in Canada, the Base Warranty Coverage). For vehicles within this warranty period, defective tires will be replaced on a pro rata adjustment basis according to the published distance-based schedule.
000089027J2018-05-21. Service bulletin. EQUIPMENT ADAPTIVE/MOBILITY. This informational bulletin provides information to dealership personnel on properly eliminating unwanted odors in vehicles.
17NA2152018-05-21. Service bulletin. ELECTRICAL SYSTEM. This technical bulletin provides a procedure to properly reprogram an onstar module to correct a condition of Red LED, No WiFi Operation, and/or Limited OnStar® Module Functionality After OnStar Module Replacement for Another Condition.
PIE04542018-05-21. Service bulletin. STRUCTURE:BODY:DOOR; ELECTRICAL SYSTEM; VISIBILITY:POWER WINDOW DEVICES AND CONTROLS. This engineering informational bulletin is requesting information from the field on vehicles that have the condition of Front Door Window Switch Inoperative.
PIE04522018-05-21. Service bulletin. ENGINE; EQUIPMENT; EQUIPMENT ADAPTIVE/MOBILITY. This engineering informational bulletin is requesting information from the field on vehicles that have the condition of Charge Air Cooler Ice Blockage with Malfunction Indicator Lamp Illuminated and DTC P0299 Set After Completing Bulletin 18-NA-020
PIE04512018-05-21. Service bulletin. ELECTRICAL SYSTEM. This engineering information bulletin is requesting information from the field on vehicles that have the condition of Malfunction Indicator Lamp Illuminated with DTC P059F Set.
PIE04502018-05-21. Service bulletin. ENGINE. This engineering informational bulletin is requesting information from the field on vehicles that have the condition of Vehicle No Start/Slow Crank.
PIE04482018-05-21. Service bulletin. AIR BAGS; ELECTRICAL SYSTEM. This engineering informational bulletin is requesting information from the field on vehicles that have the condition of Service Airbag Indicator Illuminated with DTC U0151 Set.
PIE04472018-05-21. Service bulletin. ELECTRICAL SYSTEM. This engineering information bulletin is requesting information from the field on vehicles that have the condition of Infotainment System Freezing and or Touch Screen Not Responding.
110089005L2018-05-21. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. This warranty administration bulletin provides information on Dealer Empowerment Labor Operations and Customer Enthusiasm.
090604026N2018-05-21. Service bulletin. ENGINE; ELECTRICAL SYSTEM:SOFTWARE. This informational bulletin provides information on identifying Non-GM Engine Calibrations for Gasoline Engines using the Tech 2 or GDS 2 9U.S. and Canada
090604015C2018-05-21. Service bulletin. ENGINE. This informational bulletin provides a revision for 09-06-04-015B (Vehicles Sitting Outside on Dealer Lots for Extended Periods with Hard Start/No Start Condition) to add the 2015-2018 model years.
030603004W2018-05-21. Service bulletin. ELECTRICAL SYSTEM:12V/24V/48V BATTERY; EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. This warranty administration bulletin provides policy information on the requirements for battery testing and warranty replacements.
18NA0572018-05-21. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. This informational bulletin explains to the technician not to replace parts if the codes listed have been set.
18NA0542018-05-21. Service bulletin. POWER TRAIN; EQUIPMENT ADAPTIVE/MOBILITY. This technical bulletin provides a procedure to replace the transmission valve body separator plate for an upshift condition.
18NA0512018-05-21. Service bulletin. EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.; ELECTRICAL SYSTEM:SOFTWARE. This technical bulletin provides a procedure to update the radio with the latest calibrations to correct a condition of TTY Phone Feature Icon Missing from Radio Display Setting due to a software abnormality.
18NA0422018-05-21. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE; EQUIPMENT. This technical bulletin provides a procedure on reprogramming the ICS to correct a condition of Air Filter Life Check System Message Displayed due to a software anomaly.
18NA0412018-05-21. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE; EQUIPMENT:APPLIANCE:AIR CONDITIONER; ELECTRICAL SYSTEM. This technical bulletin provides a procedure to reprogram the HVAC module to correct a condition of HVAC Inoperative during Remote Start Event with Accessory Remote Start Kit due to a calibration concern.
18NA0352018-05-21. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION. This informational bulletin explains a normal characteristic of a trans shift when cold temps are present.
18NA0342018-05-21. Service bulletin. ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL. This Bulletin provides a reminder to the Service Personnel to refer to Investigate Vehicle History in Global Warranty Management for Campaign 17337 and verify that it has been performed on the vehicle. If it has been performed Clear DTC and return to service.

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