LEMON Manuals: Even more car manuals for everyone
Home >> Chevrolet >> 2002 >> Blazer 4D Utility, 4WD, Part Time >> Repair and Diagnosis >> External Pages >> Different car >> Section 1782 (Engine Cooling System) >> Repair Instructions >> Cooling Fan Replacement - Electric >> Installation Procedure

Installation Procedure

WARNING: This page is about a different car, the 2003 Pontiac Aztek and 2003 Buick Rendezvous. However, it is still accessible from the selected car via links, so may be relevant.
  1. Install the cooling fans with the cooling fan shroud.
  2. Reposition the engine wiring harness.
  3. Connect the engine wiring harness retainers at the engine harness bracket.
  4. Raise the vehicle.
  5. Connect the TOC lines to the fan module retainer clip.
  6. Lower the vehicle.
  7. Connect the upper TOC line to the radiator. Refer to TRANSMISSION OIL COOLER LINE QUICK CONNECT FITTING in Automatic Transaxle - 4T65-E.
    Fig 1: Connecting Engine Wiring Harness Retainers At Engine Harness Bracket
    G01500957Courtesy of GENERAL MOTORS CORP.
    NOTE: Refer to FASTENER NOTICE in Cautions and Notices.
  8. Install the cooling fan shroud bolts.

    Tighten 

    Tighten the bolts to 6 N.m (53 lb. in).

  9. Install the radiator upper mounts.
  10. Install the radiator upper mount bolts (1).

    Tighten 

    Tighten the bolts to 10 N.m (88 lb. in).

  11. Install the coolant overflow hose to the radiator.
  12. Reposition the hose clamp to secure the coolant overflow hose using the J 38185. 
  13. Install the upper radiator hose. Refer to RADIATOR HOSE REPLACEMENT - INLET  .
    Fig 2: Installing Radiator Upper Mount Bolts
    G01500958Courtesy of GENERAL MOTORS CORP.
  14. Position the engine mount struts brackets flush with the upper radiator support.
  15. Install the engine mount strut bracket brace bolts to the upper radiator support.

    Tighten 

    Tighten bolts to 28 N.m (21 lb ft).

  16. Tighten the engine mount strut nuts.

    Tighten 

    Tighten the nuts to 48 N.m (35 lb ft).

    Fig 3: Installing Engine Mount Strut Bracket Brace Bolts
    G01500959Courtesy of GENERAL MOTORS CORP.
  17. Install right side diagonal brace. Refer to BRACE REPLACEMENT - FRONT FENDER UPPER DIAGONAL - RIGHT in Body Front End.
  18. Install the cooling fan harness electrical connector.
  19. Install the air cleaner and duct assembly.
Fig 4: Installing Cooling Fan Harness Electrical Connector
G01500960Courtesy of GENERAL MOTORS CORP.