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Home >> Chevrolet >> 2002 >> Blazer 4D Utility, 4WD, Part Time >> Repair and Diagnosis >> External Pages >> Different car >> Section 1527 (HVAC Systems - Automatic) >> Repair Instructions >> Vacuum Tank Replacement >> Installation Procedure

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: Engine Harness Vacuum Connector, Hinge Pillar, Vacuum Tank & I/P Harness Vacuum Connector
    GM82079Courtesy of GENERAL MOTORS CORP.
  1. Connect the vacuum check valve (2) to the vacuum tank (1).
  2. Position the vacuum tank (1) to the vehicle.
  3. Connect the engine harness vacuum connector (5) to the vacuum check valve (2).
  4. Connect the I/P harness vacuum connector (4) to the vacuum check valve (2).
  5. Have an assistant position and hold the vacuum tank (1) against the hinge pillar (3).
    6. NOTE: Refer to Fastener Notice in Cautions and Notices.
  6. Utilizing the opening between the fender and the door, install the vacuum tank (1) to hinge pillar (3) UPPER retaining screw FIRST (net locating position), then install the lower screw.

    Tighten:  Tighten the vacuum tank retaining screws to 3.5 N.m (31 lb in).

  7. Close the RH door.
  8. Remove the protective tape from the edges of the RH fender and door.
  9. Install the PCM. Refer to Powertrain Control Module (PCM) Replacement in Engine Controls.
  10. Install the wheelhouse filler panel. Refer to Wheelhouse Filler Replacement in Body Front End.
  11. Install the tire and wheel assembly. Refer to Tire and Wheel Removal and Installation in Tires and Wheels.
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