Jeep WJ Grand Cherokee Wiring Diagrams and Pinouts
Welcome to the JeepSpecs.com in-depth page on WJ Generation Jeep Grand Cherokee wiring diagrams and pinouts. We have organized as much information as we could find into a helpful article below. Is something incorrect or missing? Please get in touch with us and we’ll fix it!
1999-2001 (2x 7-pin)
2002-2004 (22-pin + 10-pin)
(without CD changer & PCI connectors)
Connectors were changed starting in MY 2002
(with changer (C4) & PCI (C3) connectors)