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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.
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.
I n f o r ma t i o n P r o v i d e d b y :
Vehicle Care
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.
Fuel Operated Heater
(FOH)
Diesel Engine:
Removal of the muffler.
10-33
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