your guage must be broke unless you didnt put any gasoline in it
Failed gauge, wiring, or level sensor.
check your ground wire to the gauge
Your check gauge light comes on if : your coolant temperature guage shows the temperature is high your oil pressure gauge shows the oil pressure is low or your fuel gauge shows the fuel tank is near empty
Perhaps there is an insufficient gas level in the tank?
the engine will shows overheat sign on the heat gauge
My 2001 had the same problem. There is a GM recall to replace the sending unit.
take the gas tank down and replace the fuel sensor.
The gauge does not cause the heat; it only shows what it is.
check your answer
A fuel gauge.
The oil gauge shows the oil's temperature. The oil pressure gauge monitors the oil pressure for your viewing pleasure.
A suction Gauge is a instrument which shows the ammount of preasure available to power the Instruments.