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Black plate (2,1)
Express/Savana CNG Compressed Natural Gas Supplement (GMNA-Localiz-
ing-U.S./Canada-7707479) - 2015 - crc - 5/6/14
11-2
Service and Maintenance
In addition, the CNG system
requires the following every
60 000 km (36,000 mi) or
36 months, whichever occurs first:
.
Visual inspection of the CNG
fuel tanks by a CSA
International-certified inspector
or authorized GM dealer. For
more information, see your
dealer or see:
http://www.csa-international.org
Have the CNG fuel system and
tanks inspected if the vehicle
has been involved in a collision
or fire. The fuel tanks must be
replaced 15 years after
manufacture. The expiration
date of the fuel tanks is on a
label on the fuel tanks. Have an
authorized GM dealer replace
the fuel tanks. Do not reuse old
fuel tanks.
.
Replacement of the coalescent
filter. See your dealer.