2018 Chevrolet GMC Equinox Terrain Service Bulletin

Important Notice

Some customers may comment that their vehicle doesn’t have an engine oil heater and would like a heater installed.

Important: Please inform the customer that the engine oil heater should be plugged in a minimum of three hours prior to starting the vehicle.

Recommended Action

If a customer is in an area of extreme cold, it is recommended that they install an engine oil heater.

This will provide easier cold starting and better protection for the engine at extremely low temperatures.

For additional oil requirements, refer to Vehicle Service and Care in the vehicle’s Owner’s Manual.

Fuel Gauge Issue The fuel gauge may inaccurately drop to empty (E) and trigger the

May 26, 2024

The 2012 Acadia, Acadia Denali, Enclave, and Traverse Navigation System Infotainment System manual provides an

October 16, 2024

System Information The manual covers various GM vehicles from 2016 to 2020, including Buick, Cadillac,

January 2, 2025

Important Information This bulletin provides updated service information for valve body reconditioning of the Hydra-Matic

June 18, 2024

About the DeVille DTS The DeVille DTS unifies elegance with modern automotive technology. Under the

November 6, 2024

Summary of Service Update 18348 This service update is for 2019 Cadillac XT4 vehicles that

January 12, 2025

Important Notice