C 30 1 Ton Pickup 2WD V8-454 7.4L VIN W 4-bbl (1983)
CHANGES TO MEMCAL/PROM LABELING FORMATS
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MEMCALs may use either INK-JET or ADHESIVE labels, as shown.
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PROMs will always use ADHESIVE labels with the same format as shown for MEMCALs. These changes will become effective on parts
manufactured after 10/94.