Page 25 of 30
Chevrolet/GMC Express/Savana CNG Compressed Natural Gas Supplement
(GMNA-Localizing-U.S/Canada-9159237) - 2016 - crc - 6/22/15
24 Service and Maintenance
CNG Fuel Tank Inspection Record
Tank Location:
Tank Serial Number:Tank Expiration Date:
Inspection Interval
(Mileage or Years) Inspection Date Inspector Inspector Initials Type of Repair
15 Years N/AN/AN/ATank Exchanged
Page 26 of 30
Chevrolet/GMC Express/Savana CNG Compressed Natural Gas Supplement
(GMNA-Localizing-U.S/Canada-9159237) - 2016 - crc - 6/22/15
Service and Maintenance 25
CNG Fuel Tank Inspection Record
Tank Location:
Tank Serial Number:Tank Expiration Date:
Inspection Interval
(Mileage or Years) Inspection Date Inspector Inspector Initials Type of Repair
15 Years N/AN/AN/ATank Exchanged
Page 27 of 30
Chevrolet/GMC Express/Savana CNG Compressed Natural Gas Supplement
(GMNA-Localizing-U.S/Canada-9159237) - 2016 - crc - 6/18/15
26 Technical Data
Technical Data
Vehicle Data
Capacities andSpecifications . . . . . . . . . . . . . . . . 27
Page 28 of 30
Chevrolet/GMC Express/Savana CNG Compressed Natural Gas Supplement
(GMNA-Localizing-U.S/Canada-9159237) - 2016 - crc - 6/18/15
Technical Data 27
Vehicle Data
Capacities and Specifications
ApplicationTotal Capacities
Canada
200 Bar @ 15 °C U.S.
3,600 psi @ 70 °F
CNG Fuel Tank Capacity –4 Tank Cargo Van ¹ 20.7 GGE23.1 GGE
CNG Fuel Tank Capacity –3 Tank Cargo and Passenger
Van ¹ 13.8 GGE
15.4 GGE
¹ GGE (Gasoline Gallon Equivalent)
Page 29 of 30

Chevrolet/GMC Express/Savana CNG Compressed Natural Gas Supplement
(GMNA-Localizing-U.S/Canada-9159237) - 2016 - crc - 6/18/15
28 Index
IndexA
Accessories and Modifications . . . 14
Appearance CareExterior . . . . . . . . . . . . . . . . . . . . . . . . . 18
B
Battery - North America . . . . . . . . . . 17
C
California Proposition65 Warning . . . . . . . . . . . . . . . . . . . . . 17
Canadian Vehicle Owners . . . . . . . . 2
Capacities and Specifications . . . . 27
Check Malfunction Indicator EngineLight . . . . . . . . . . . . . . . . . . . . . . . . . . . 3
Cleaning Exterior Care . . . . . . . . . . . . . . . . . . . 18
Components Fuel System . . . . . . . . . . . . . . . . . . . . 15
D
DrivingVehicle Load Limits . . . . . . . . . . . . . . 5
E
EngineCheck and Service EngineSoon Light . . . . . . . . . . . . . . . . . . . . . 3
Starting . . . . . . . . . . . . . . . . . . . . . . . . . . 5
F
Flat Tire Changing . . . . . . . . . . . . . . . . . . . . . . . 17
Fuel . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6 Filling the Tank . . . . . . . . . . . . . . . . . . 7
Gauge . . . . . . . . . . . . . . . . . . . . . . . . . . . 3
Fuel System Components . . . . . . . 15
Fuel System Leak . . . . . . . . . . . . . . . 10
G
Gauges Fuel . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3
I
Introduction . . . . . . . . . . . . . . . . . . . . . . . 2
J
Jump Starting - North America . . . 17
L
LampsMalfunction Indicator . . . . . . . . . . . . 3
Leak Fuel System . . . . . . . . . . . . . . . . . . . . 10
M
Maintenance Schedule . . . . . . . . . . 19
Malfunction Indicator Lamp . . . . . . . 3
Page 30 of 30

Chevrolet/GMC Express/Savana CNG Compressed Natural Gas Supplement
(GMNA-Localizing-U.S/Canada-9159237) - 2016 - crc - 6/18/15
Index 29
N
Natural GasVehicle Service Records . . . . . . . . 21
Natural Gas Vehicle (CNG) Service Records . . . . . . . . . . . . . . . 21
P
Proposition 65 Warning,
California . . . . . . . . . . . . . . . . . . . . . . . 17
S
ServiceAccessories andModifications . . . . . . . . . . . . . . . . . . 14
Doing Your Own Work . . . . . . . . . . 15
Engine Soon Light . . . . . . . . . . . . . . . 3
Service and Maintenance Natural Gas Vehicle (CNG)Service Records . . . . . . . . . . . . . . 21
Specifications and Capacities . . . . 27
Starting the Engine . . . . . . . . . . . . . . . 5
Supplement Using . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2
T
TiresChanging . . . . . . . . . . . . . . . . . . . . . . . 17
Towing Trailer . . . . . . . . . . . . . . . . . . . . . . . . . . 13
Vehicle . . . . . . . . . . . . . . . . . . . . . . . . . 18 Trailer
Towing . . . . . . . . . . . . . . . . . . . . . . . . . . 13
U
Using This Supplement . . . . . . . . . . . 2
V
Vehicle
Canadian Owners . . . . . . . . . . . . . . . 2
Load Limits . . . . . . . . . . . . . . . . . . . . . . 5
Towing . . . . . . . . . . . . . . . . . . . . . . . . . . 18