Chevrolet Low Cab Forward 2016 Manual page 93

92 Instruments and Controls
Low Coolant Warning Light
LOW COOLANT
If this message and light come on,
the system is low on engine coolant
and the engine may overheat.
A warning tone also sounds. If this
light comes on while driving, stop
the vehicle immediately and check
the cooling system for leaks. See
Engine Coolant 0 254 and have the
vehicle serviced by your dealer. This
light will also activate the engine
alarm and automatic shutdown
system. See Engine Alarm and
Automatic Shutdown (Diesel Only)
0 166 and Engine Shutdown
Warning Light 0 85.
Water Separator (Fuel Filter)
Warning Light
WATER SEPARATOR
This message displays and a
warning light appears when the
level in the water separator on the
fuel line is beyond the specified
level. Drain water following the
instructions in the Water in Fuel
section and make sure the warning
light goes out. See Water in Fuel
(Diesel) 0 229.
If you continue driving with the
message displayed, the fuel
injection system may fail. See Water
in Fuel (Diesel) 0 229.
Air Cleaner Light
CHECK AIR FILTER
This message displays and a
warning light appears when the next
air cleaner element service interval
is near or has already been
reached.
Replace the air cleaner element.
See Engine Air Cleaner/Filter 0 254.
Low Fuel Warning Light
LOW FUEL
This message displays and a
warning light appears when the fuel
level in the tank becomes too low
while the engine is running. Add fuel
at the earliest possible time. If the
vehicle runs out of fuel, air bleeding
procedure must be performed.
See Fuel for Diesel Engines 0 225,
Fuel Gauge 0 76, and Running Out
of Fuel (Diesel) 0 231.
Regeneration Required
Warning Light
REGEN. REQUIRED
This light (amber) comes on when
Running regeneration or Switch
regeneration is required. When this
light comes on, perform DPF
regeneration soon. If the engine
continues to run without performing
DPF regeneration, this light will
change color from amber to red.
If this light turns red, perform DPF
regeneration immediately. If you do
not perform DPF regeneration, the
check engine malfunction indicator
light and reduced engine power
indicator light will come on,
imposing performance restriction on
the vehicle. If this happens, the
vehicle must be serviced at your
dealer. See Diesel Particulate
Filter 0 173.