service schedule CHEVROLET IMPALA 2016 10.G Bifuel Manual

Chevrolet Impala Bi-Fuel (Gasoline/CNG) Supplement (GMNA-Localizing-U.
S/Canada-9087624) - 2016 - CRC - 8/17/15
18 Vehicle Care
Manual Shutoff Valve
Locate the manual shutoff valve so
that it can be found quickly if it is
needed.
The manual shutoff valve is on the
driver side of the vehicle in front of
the rear tire.
A label is on the outside of the
vehicle near the manual shutoff
valve. Do not remove this label.To turn off the valve, turn the lever
one-quarter turn clockwise. Turn it
counterclockwise to turn the valve
back on.
Turn off the valve if a fuel leak is
suspected or the vehicle is involved
in an accident. This valve, when
turned, will stop CNG flow to the
engine.High Pressure CNG Fuel Filter
The high pressure CNG fuel filter is
under the rear of the vehicle. This
filter must have the water drained
and the filter element must also be
replaced at specific service
intervals. See
Maintenance
Schedule 021.

Chevrolet Impala Bi-Fuel (Gasoline/CNG) Supplement (GMNA-Localizing-U.
S/Canada-9087624) - 2016 - CRC - 8/17/15
Vehicle Care 19
Low Pressure CNG Oil Separator
The low pressure CNG oil separator
is under the hood on the driver side
of the vehicle. This filter must have
the oil drained periodically. See
Maintenance Schedule021.
Wheels and Tires
Tire Changing
Storing a Flat Tire
{Warning
Storing a jack, a tire, or other
equipment in the passenger
compartment of the vehicle could
cause injury. In a sudden stop or
collision, loose equipment could
strike someone. Store all these in
the proper place.
1. Replace the foam, jack, and tools as instructed in the owner
manual.
2. Replace the floor cover.
3. Place the tire, lying flat, in the trunk.
Jump Starting
Jump Starting - North
America
{Warning
If the CNG fuel system has a
leak, a spark from the jumper
cables could ignite the natural
gas, causing injury or death. Do
not jump start the vehicle if you
smell a persistent natural gas
odor or hear a continual hissing
sound. Close the manual shutoff
valve, and have the vehicle towed
to an authorized GM dealer for
service. See Fuel System
Components 017.
See “Jump Starting - North America”
in the owner manual.

Chevrolet Impala Bi-Fuel (Gasoline/CNG) Supplement (GMNA-Localizing-U.
S/Canada-9087624) - 2016 - CRC - 8/17/15
Service and Maintenance 21
Service and
Maintenance
Maintenance Schedule
Maintenance Schedule . . . . . . . . 21
Maintenance Records
Natural Gas Vehicle (CNG)Service Records . . . . . . . . . . . . . . 23
Maintenance
Schedule
{Warning
Do not operate the vehicle
without CNG tank shields in
place. Operation with a CNG tank
shield removed may result in tank
damage that could result in a
rupture or possible explosion of
the tank. You or others could be
injured or even killed. If you must
remove a tank shield for any
reason, e.g., tank inspection or
vehicle repair, always reinstall the
shield before operating the
vehicle.
{Warning
Keeping a CNG fuel tank in
service after the tank service
expiration date is dangerous and
is prohibited by federal law. The
tank may no longer withstand the
CNG fuel system operating
pressure. You could be severely
injured or killed. Take the vehicle
to an authorized GM dealer to
have the tank replaced.
See instructions on fuel
container for inspection and
service life.
Inspect the fuel tank every three
years and replace it after 15 years.
The fuel tank expiration date is on
the labels near the fuel tank and fuel
fill areas. Refer to the maintenance
intervals following.

Chevrolet Impala Bi-Fuel (Gasoline/CNG) Supplement (GMNA-Localizing-U.
S/Canada-9087624) - 2016 - CRC - 8/17/15
28 Index
L
LampsMalfunction Indicator . . . . . . . . . . . . 4
Leak Fuel System . . . . . . . . . . . . . . . . . . . . 14
Lights Low Fuel Warning . . . . . . . . . . . . . . . 5
Low Fuel Warning Light . . . . . . . . . . . 5
M
Maintenance Schedule . . . . . . . . . . 21
Malfunction Indicator Lamp . . . . . . . 4
Messages Fuel System . . . . . . . . . . . . . . . . . . . . . 6
N
Natural GasVehicle Service Records . . . . . . . . 23
Natural Gas Vehicle (CNG) Service Records . . . . . . . . . . . . . . . 23
P
Proposition 65 Warning,California . . . . . . . . . . . . . . . . . . . . . . . 19
S
ServiceAccessories andModifications . . . . . . . . . . . . . . . . . . 16
Doing Your Own Work . . . . . . . . . . 16 Service (cont'd)
Engine Soon Light . . . . . . . . . . . . . . . 4
Service and Maintenance Natural Gas Vehicle (CNG)
Service Records . . . . . . . . . . . . . . 23
Specifications and Capacities . . . . 26
Starting the Engine . . . . . . . . . . . . . . . 7
Supplement Using . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2
T
Tires
Changing . . . . . . . . . . . . . . . . . . . . . . . 19
Towing
Trailer . . . . . . . . . . . . . . . . . . . . . . . . . . 15
Traction Control/Electronic Stability Control . . . . . . . . . . . . . . . . . 8
Trailer Towing . . . . . . . . . . . . . . . . . . . . . . . . . . 15
U
Using This Supplement . . . . . . . . . . . 2
V
Vehicle
Canadian Owners . . . . . . . . . . . . . . . 2
Load Limits . . . . . . . . . . . . . . . . . . . . . . 7