Product Overview
POWERSTEP WIRE HARNESS HUMMER H3
POWERSTEP™ Wire Harness (part # 19‑03224‑90)
? Description & Fitment
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Replacement wire harness designed specifically for AMP Research PowerSteps.
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Tailored to fit PowerStep systems installed on Hummer H3 (2006–2010) and H3T (2009–2010) vehicles realtruck.com+12heatwaveoffroad.com+12realtruck.com+12.
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Supplied in black, includes factory-style connectors and cables to link the PowerStep motors, automatic wiring, and controller .
⚙️ Features
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Direct replacement for original AMP Research wiring harness.
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Factory-fit design tailored by vehicle make/model and PowerStep series heatwaveoffroad.com+4realtruck.com+4realtruck.com+4.
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Includes all required wiring to connect motors, OBD‑II plug-through, trigger diodes, etc. (wiring harness is item #4 in AMP’s parts list)