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'03 1500HD rear door locks not working

Discussion in 'General Chevy & GM Tech Questions' started by ascalese, Feb 9, 2008.

  1. ascalese

    ascalese New Member

    Can anyone give me tips on what to check.. I have applied power to the actuator and made to lock operate manually and tested the relays and they both seem to operate correctly. A meter placed on the connector at the acctuator only showed +/- 1.6 volts when the locks were operated with the remote....

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