gmc Workshop Repair Guides

GMC Workshop Service and Repair Manuals

Relay Box > < Junction Block Replacement - Accessory Wiring|Page 1927
Page 13
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RPO Code List Part 13

The production/process codes provide the description of the Regular Production Options (RPOs). The RPOs list is printed on the Service Parts
Identification Label.

Relay Box > < Junction Block Replacement - Accessory Wiring|Page 1927