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Home >> Chevrolet >> 2002 >> Blazer 4D Utility, 4WD, Part Time >> Repair and Diagnosis >> External Pages >> Different car >> Section 902 (Transfer Case - NVG 233-NP1 (Two Speed SELECTABLE)) >> Repair Instructions >> Transfer Case Vacuum Switch Replacement >> Installation Procedure

Installation Procedure

WARNING: This page is about a different car, the 2003 GMC Sonoma, 2003 GMC Jimmy, 2003 Chevrolet S10 Pickup, and 2003 Chevrolet Blazer. However, it is still accessible from the selected car via links, so may be relevant.
NOTE: Refer to FASTENER NOTICE in Cautions and Notices.
  1. Install the transfer case vacuum switch

    Tighten 

    Tighten the transfer case vacuum switch to 20 N.m (15 lb ft).

  2. Install the transfer case vacuum switch vacuum line.
    Fig 1: Installing Transfer Case Vacuum Switch Vacuum Line
    G01468259Courtesy of GENERAL MOTORS CORP.
  3. Install the transfer case brace, if equipped.
  4. Install the transfer case brace bolts.

    Tighten 

    Tighten the transfer case bolt at the engine to 47 N.m (35 lb ft).

  5. Install the transfer case brace bolt at the transfer case.

    Tighten 

    Tighten the transfer case bolt to 60 N.m (44 lb ft).

  6. Install the transfer case shield. Refer to TRANSFER CASE SHIELD REPLACEMENT  .
  7. Lower the vehicle. Refer to JACKING AND LIFTING in General Information.
    Fig 2: Installing Transfer Case Brace
    G01468260Courtesy of GENERAL MOTORS CORP.
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