
For the base level cluster, this light comes on when the fuel tank is low on fuel. The light turns off when fuel is added. If it does not, have the vehicle serviced.

For the uplevel cluster, this light is near the fuel gauge and comes on briefly when the ignition is turned on as a check to show it is working.
It also comes on when the fuel tank is low on fuel. The light turns off when fuel is added. If it does not, have the vehicle serviced.
Engine Oil Pressure Light
Diesel Exhaust Fluid (DEF) Warning Light#01-06-01-011H: Information on Engine Oil Consumption Guidelines - (Oct 29, 2013) Engine Lubrication
Subject:Information on Engine Oil Consumption GuidelinesModels: 2014 and Prior GM Cars and Gasoline-Powered Light Duty Trucks Under 8500-LB GVW This bulletin has been revised to add the 2013-2014 model years. Please discard CorporateBulletin Number 01-06-01-011G.All engines require oil to lubri ...