GMC 4000 Series Service Manual page 7

VEHICLE MODEL IDENTIFICATION
AND WEIGHT RATING PLATE
ENGINE SERIAL NUMBERS
The engine serial number on "V " engines is stamped on top of the cylinder
block ahead of the right-bank cylinder head as shown below. Engine serial
numbers are not used on in-line engines; numbers appearing on crankcase boss
at rear of distributor are manufacturing location and building date codes.
SERVICE PARTS IDENTIFICATION
The "Service Parts Identification" label is located on inside of glove compart­
ment door of steel tilt and conventional cab models. Location of label on "P "
and cowl models is determined by the body manufacturer. This label lists all
special equipment installed on the vehicle. This information is imprinted on
the label at the factory and represents only the special equipment on the
vehicle when it was shipped from the factory. Always refer to this information
when ordering parts.
The vehicle identification and
weight rating plate is located on
th e cab le ft door p illa r of a ll
models except "P " and cowl mod­
els. Plate location on "P " and cowl
models is determined by the body
manufacturer.
vi