Operation CHARM: Car repair manuals for everyone.
Home >> Hummer >> 2007 >> H3 L5-3.7L >> Repair and Diagnosis >> Diagrams >> Connector Views >> Starting and Charging >> Multiple Junction Connector >> C400 - C499 >> C420
Manuals through 2025 now available!

Our trusted friends have launched a new website named LEMON, which has newer manuals. It also contains all the CHARM manuals.

LEMON is the spiritual successor to CHARM, I recommend you try it!

Link: lemon-manuals.la or lemon-manuals.org.ua

(Some people have issue connecting. LEMON is investigating. For now, use Firefox or change your DNS server)

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C420



Inline Harness Connector End Views

C420 Chassis Harness to the License Lamp Jumper Harness (Domestic UY7)














C420 Chassis Harness to the License Lamp Jumper Harness (Domestic w/o UY7)














C420 Chassis Harness to the Trailer Tow Jumper Harness (Export UY7)














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