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Home >> Cadillac >> 2007 >> Escalade EXT >> Repair and Diagnosis >> External Pages >> Different car >> Section 541 (Engine Controls (Introduction) -- 5.7L) >> Repair Instructions >> Throttle Actuator Control (TAC) Module Replacement >> Installation Procedure
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Installation Procedure

WARNING: This page is about a different car, the 2004 Chevrolet Corvette. However, it is still accessible from the selected car via links, so may be relevant.
    Fig 1: PCM & Mounting Bracket
    GM519845Courtesy of GENERAL MOTORS CORP.
  1. Connect the electrical connectors to the TAC module.
  2. Align the hole in the rear mounting tab of the TAC module to the corresponding hole in the PCM mounting bracket. Position the TAC module below the rear mounting tab for greater clearance in order to install the rear retaining fastener.
  3. Install the TAC module rear retaining fastener.
  4. Align the front mounting holes of the TAC module.
    5. NOTE: Refer to Fastener Notice in Cautions and Notices.
  5. Install the TAC module front retaining fasteners.

    Tighten:  Tighten the TAC module retaining fasteners to 2.0 N.m (17 lb in).

  6. Install the wheelhouse filler panel. Refer to Wheelhouse Filler Replacement in Body Front End.
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