GMC Savana 2016 Owner's Manual page 236

this vehicle as manufactured by
General Motors was designed, built
and equipped to conform at the time
it left General Motors control with all
applicable U.S. EPA Noise Control
Regulations. This warranty covers
this vehicle as designed, built and
equipped by General Motors and is
not limited to any particular part,
component or system of the
manufactured by General Motors.
Defects in design, assembly or any
part, component or system of the
vehicle manufactured by General
Motors, which at the time it left
General Motors control caused
noise emissions to exceed Federal
standards, are covered by the
warranty for the life of the vehicle.
The following information relates to
compliance with federal noise
emission standards for vehicles with
a Gross Vehicle Weight Rating
(GVWR) of more than 4 536 kg
(10,000 lbs). The Maintenance
Schedule provides information on
maintaining the noise control system
to minimize degradation of the noise
emission control system during the
life of the vehicle. The noise control
system warranty is given in the
vehicle warranty booklet.
These standards apply only to
vehicles sold in the United States.
Federal law prohibits the following
acts or the causing thereof:
1. The removal or rendering
inoperative by any person,
other than for purposes of
maintenance, repair or
replacement, of any device or
element of design incorporated
into any new vehicle for the
purpose of noise control, prior
to its sale or delivery to the
ultimate purchaser or while it is
in use; or
2. The use of the vehicle after
such device or element of
design has been removed or
rendered inoperative by any
person.
Among those acts presumed to
constitute tampering are the acts
listed below.
Vehicle Care
Insulation:
Removal of the noise shields or
any underhood insulation.
Engine:
Removal or rendering engine
speed governor, if the vehicle
has one, inoperative so as to
allow engine speed to exceed
manufacturer specifications.
Fan and Drive:
Removal of fan clutch, if the
vehicle has one, or rendering
clutch inoperative.
Removal of the fan shroud, if the
vehicle has one.
Air Intake:
Removal of the air cleaner
silencer.
Modification of the air cleaner.
Exhaust:
Removal of the muffler and/or
resonator.
Removal of the exhaust pipes
and exhaust pipe clamps.
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