GMC 1993 Jimmy Owner's Manual page 139

Indicator Lights
Indicator lights go on when you use your turn signals, change from low beam
headlights to high beams, or when you use your hazard flashers. The next
few pages will also tell you about the indicator lights on your vehicle and
help you locate them.
Charging System Light
KO280
The charging system light w i l l come on briefly when you turn on the ignition,
but the engine is not running, as a check to show you
it
is working. Then it
should go out once the engine
is running. I f it stays on, or
comes on while
you are driving, you may have a problem with the electrical charging system.
It could indicate that you have a loose generator drive belt, or another
electrical problem. Have it checked right away. Driving while this light is on
could drain ur
. I
I f you must drive a short distance with the light on, be certain to turn off all
your accessories, such as the radio and air conditioner. It is on the lower
right hand side of your standard instrument cluster.
CHECK GAGES Light
I f you have the standard instrument cluster, this light will come on briefly
when you are starting the engine. If the light comes on and stays on while
you are driving, check your various gages to see i f they are in the warning
zones.
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