Chevrolet/GMC Duramax Diesel Supplement (GMNA-Localizing-U.S./Canada-
11354421) - 2018 - CRC - 5/9/17
Driving and Operating
41
DEF has an expiration date. If the
system detects poor quality,
or contaminated or diluted DEF, the
DIC message displays:
.
EXHAUST FLUID QUALITY
POOR - SEE OWNERS
MANUAL NOW
–
160 KM
(99 MI) UNTIL 105 KM/H
(65 MPH) MAX SPEED.
.
For emergency pickups with
RPO ANM, EXHAUST FLUID
QUALITY POOR - SEE
OWNERS MANUAL NOW
–
65 534 KM (40,721 MI) UNTIL
158 KM/H (98 MPH) MAX
SPEED.
The displayed mileage will decrease
as driving continues. A warning light
also comes on. Adding fresh DEF to
the system may resolve the
problem, depending on several
factors. If the DIC message persists,
see your dealer or additional DIC
messages may display.
When the mileage countdown is
zero, a DIC message EXHAUST
FLUID QUALITY POOR - SEE
OWNERS MANUAL NOW -
TRANSITIONING TO 105 KM/H
(65 MPH) MAX SPEED displays.
A warning light and a chime also
come on. Vehicle speed will be
reduced to a maximum speed limit
of 105 km/h (65 mph).
After the transition to 105 km/h
(65 mph) is complete, the DIC
message displays:
.
EXHAUST FLUID QUALITY
POOR - SEE OWNERS
MANUAL NOW - SPEED
LIMITED TO 105 KM/H
(65 MPH)
–
120 KM (75 MI)
UNTIL 89 KM/H (55 MPH) MAX
SPEED.
.
For emergency pickups with
RPO ANM, EXHAUST FLUID
QUALITY POOR - SEE
OWNERS MANUAL NOW -
SPEED LIMITED TO 158 KM/H
(98 MPH) MAX SPEED.
The displayed mileage will decrease
as driving continues. A warning light
and a chime also come on.
When the mileage countdown is
zero, the DIC message EXHAUST
FLUID QUALITY POOR - SEE
OWNERS MANUAL NOW -
TRANSITIONING TO 89 KM/H
(55 MPH) MAX SPEED displays.
A flashing warning light and a chime
also come on. Vehicle speed will be
reduced to a maximum speed limit
of 89 km/h (55 mph).
After the transition to 89 km/h
(55 mph) is complete, a DIC
message EXHAUST FLUID
QUALITY POOR - SEE OWNERS
MANUAL NOW - SPEED LIMITED
TO 89 KM/H (55 MPH)
–
120 KM
(75 MI) UNTIL 8 KM/H (5 MPH) MAX
SPEED displays. The displayed
mileage will decrease as driving
continues. A flashing warning light
and a chime also come on.
When the mileage countdown is
zero, a DIC message EXHAUST
FLUID QUALITY POOR - SEE
OWNERS MANUAL NOW -
TRANSITIONING TO 8 KM/H
(5 MPH) MAX SPEED displays.
A flashing warning light and a chime
also come on. Vehicle speed will be
reduced to a maximum speed limit
of 8 km/h (5 mph).