Chevrolet Silverado 4500HD/5500HD/6500HD Owner Manual (GMNA-
Localizing-U.S.-12102101) - 2019 - crc - 10/2/18
Vehicle Care
299
since the last oil change.
Remember to reset the oil life
system whenever the oil is changed.
How to Reset the Engine Oil
Life System
Reset the system whenever the
engine oil is changed so that the
system can calculate the next
engine oil change. Always reset the
engine oil life to 100% after every oil
change. It will not reset itself. To
reset the engine oil life system:
1. Display the REMAINING OIL
LIFE on the DIC. If the vehicle
does not have DIC buttons, the
vehicle must be in P (Park) to
access this display.
See
or
Driver Information Center (DIC)
(Uplevel)
.
2. Press and hold
V
, or the trip
odometer reset stem if the
vehicle does not have DIC
buttons, for several seconds.
The oil life will change
to 100%.
The oil life system can also be reset
as follows:
1. Display the REMAINING OIL
LIFE on the DIC.
See
or
Driver Information Center (DIC)
(Uplevel)
2. Fully press the accelerator
pedal slowly three times within
five seconds.
3. Display the REMAINING OIL
LIFE on the DIC. If the display
shows 100%, the system is
reset.
If the vehicle has a CHANGE
ENGINE OIL SOON message and it
comes back on when the vehicle is
started and/or the REMAINING OIL
LIFE is near 0%, the engine oil life
system has not been reset. Repeat
the procedure.
Automatic Transmission
Fluid
When to Check and Change
Refer to the Allison Automatic
Transmission Manual.
Engine Air Cleaner/Filter
The air cleaner/filter assembly is on
the front corner of the engine
compartment on the passenger side
of the vehicle. See
1. Air restriction gauge
2. Air cleaner/filter