
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 LightTorque Tube Input Flange Runout Measurement
Special ToolsGE-7872Magnetic Base Dial Indicator Set, or equivalentNote:This measurement procedure is intended to measure torque tuberunout for systems with a constant velocity (CV) joint, rubbercoupling or bolt-on U-joint yoke at the torque tube.Place the transmission in NEUTRAL.Raise and support t ...