Dodge Ram Truck 1500 Warranty Information Booklet page 25

EMISSION WARRANTIES REQUIRED BY LAW
B. Products Warranted
All vehicles built over 10,000 lbs. Gross Vehicle Weight
Rating and manufactured for sale and use in the United
States are required to comply with the Federal Govern-
ment's Exterior Noise Regulations. These vehicles can
be identified by the Noise Emission Control Label
located in the operator's compartment.
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