GMC 1996 Sonoma Owner's Manual page 110

Check Gages Light
The CHECK GAGES light
will come on briefly when
you are starting the engine.
CHECK
GAGES
If the light comes on and stays on while you are driving,
check your coolant temperature and engine oil pressure
gages to see if they are in the warning zones.
Fuel Gage
When the ignition is on, the
fuel gage tells you about
how much fuel you
have remaining.
FUEL
Here are four things that some owners ask about. None
of these show a problem with your fuel gage:
At the gas station, the gas pump shuts off before the
It takes a little more or less fuel to fill up than the
gage reads FULL (F).
gage indicated. For example, the gage may have
-
indicated the tank was half full, but it 'actually took a
little more or less than half the tank's capacity to fill
the tank.
The gage moves a little when you turn a corner or
speed up.
The gage doesn't go back to EMPTY (E) when you
turn off the ignition.
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