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Home >> Chevrolet >> 2002 >> Blazer 4D Utility, 4WD, Part Time >> Repair and Diagnosis >> External Pages >> Different car >> Section 387 (Engine Controls - Removal & Installation - Flex Fuel & Gasoline) >> Computerized Engine Controls >> Throttle Actuator Control Module >> Installation

Throttle Actuator Control Module: Installation

WARNING: This page is about a different car, the 2003 GMC Sierra, 2003 GMC Cab & Chassis Sierra, 2003 Chevrolet Silverado, and 2003 Chevrolet Cab & Chassis Silverado. However, it is still accessible from the selected car via links, so may be relevant.
  1. Install the TAC module. Install the TAC module nuts and tighten to specification. See TORQUE SPECIFICATIONS .
  2. Connect the engine wiring harness electrical connector. Install the Red CPA retainer. Connect the I/P harness electrical connector.


  1. Bolt/snap TAC module to bracket, if necessary. If bolted together, tighten nuts to specification. See TORQUE SPECIFICATIONS .
  2. Install the TAC module. Install the TAC module nuts and tighten to specification. Connect the engine wiring harness electrical connector. Connect the I/P harness electrical connector. Install the CPA retainer.
Fig 1: Locating TAC Module (4.8L, 5.3L, 6.0L & 8.1L)
G00232237Courtesy of GENERAL MOTORS CORP.
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