GMC Terrain: Fuel / Filling a Portable Fuel Container

Filling the Tank (Diesel)

Warning Fuel vapors and fuel fires burn violently and can cause injury or death. To help avoid injuries to you and others, read and follow all the instructions on the fuel pump island...

Gasoline

Warning Never fill a portable fuel container while it is in the vehicle. Static electricity discharge from the container can ignite the fuel vapor...

Other information:

GMC Terrain 2018-2026 Owners Manual: Winter Driving

Driving on Snow or Ice Snow or ice between the tires and the road creates less traction or grip, so drive carefully. Wet ice can occur at about 0 °C (32 °F) when freezing rain begins to fall. Avoid driving on wet ice or in freezing rain until roads can be treated...

GMC Terrain 2018-2026 Owners Manual: Battery Load Management,  Battery Power Protection and Exterior Lighting Battery Saver

Battery Load Management The vehicle has Electric Power Management (EPM) that estimates the battery's temperature and state of charge. It then adjusts the voltage for best performance and extended life of the battery. When the battery's state of charge is low, the voltage is raised slightly to quickly bring the charge back up...