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Home >> GMC >> 2006 >> Sierra 1500 HD, RWD >> Repair and Diagnosis >> Electrical >> Charging Systems >> Battery, Charging System And Starting System - Introduction >> Repair Instructions >> Energy Storage Control Module Replacement (5.3L Engine w/RPO HP2) >> Removal Procedure

Removal Procedure

  1. Disconnect the energy storage box (ESB). Refer to Energy Storage Box (ESB) Service Disconnect/Connect (5.3L Engine w/RPO HP2) .
  2. Remove the ESB intermediate cover. Refer to Energy Storage Box (ESB) Intermediate Cover Replacement (5.3L Engine w/RPO HP2) .
  3. Remove the control module nuts.
    Fig 1: View Of Energy Storage Control Module (5.3L Engine w/RPO HP2)
    GM1403618Courtesy of GENERAL MOTORS CORP.
  4. Lift the control module up off of the studs.
  5. Disconnect the control module electrical connectors.
  6. Remove the control module.
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