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Home › GMC › 2005 › Sierra 1500 HD, 4WD › Repair and Diagnosis › External Pages › Different variant/trim › Section 9 (Engine Controls - 8.1L (Introduction)) › Repair Instructions › Throttle Actuator Control (TAC) Module Replacement › Removal Procedure

Removal Procedure

WARNING: This page is about a different variant/trim than selected.
    Fig 1: I/P Wiring Harness Electrical Connector
    GM858196Courtesy of GENERAL MOTORS CORP.
  1. Remove the connector position assurance (CPA) retainer (1).
  2. Disconnect the instrument panel (I/P) harness electrical connector (2).
    3. Fig 2: View Of TAC Module Electrical Connector
    GM871922Courtesy of GENERAL MOTORS CORP.
  3. Disconnect the engine wiring harness electrical connector (1).
    4. Fig 3: Throttle Actuator Control (TAC) Module Nuts
    GM855736Courtesy of GENERAL MOTORS CORP.
  4. Remove the throttle actuator control (TAC) module nuts.
  5. Remove the TAC module.
    6. Fig 4: TAC Module & Bracket - RPO ML6 Manual Transmission
    GM878173Courtesy of GENERAL MOTORS CORP.
  6. If equipped with a regular production option (RPO) ML6 manual transmission, unsnap the TAC module from the bracket.
    7. Fig 5: TAC Module Bracket - RPO ML6 Manual Transmission
    GM878174Courtesy of GENERAL MOTORS CORP.
  7. If equipped with a RPO ML6 manual transmission, remove the TAC module bracket nuts.
  8. Remove the TAC module bracket, if necessary.
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