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Home >> Chevrolet >> 2002 >> Blazer 4D Utility, 4WD, Part Time >> Repair and Diagnosis >> External Pages >> Different car >> Section 641 (Engine Cooling System) >> Repair Instructions >> Coolant Heater Cord Replacement (LX5) >> Removal Procedure

Removal Procedure

WARNING: This page is about a different car, the 2002 Oldsmobile Aurora and 2001 Oldsmobile Aurora. However, it is still accessible from the selected car via links, so may be relevant.
  1. Raise and support the vehicle.
  2. Disconnect the coolant heater cord (2) from the right coolant heater (4).
  3. Disconnect the coolant heater cord clip (3) from the vehicle speed sensor stud.
  4. Lower the vehicle.
  5. Remove the fuel injector sight shield. Refer to FUEL INJECTOR SIGHT SHIELD REPLACEMENT .
  6. Cut the coolant heater cord straps (1) from the engine wiring harness.
    Fig 1: Disconnecting Coolant Heater Cord From Right Coolant Heater
    G01817618Courtesy of GENERAL MOTORS CORP.
  7. Disconnect the coolant heater cord (2) from the left coolant heater (3).
  8. Remove the coolant heater cord (2) from the retainer clips (1).
  9. Remove the coolant heater cord (2) from the loom at the rear engine lift bracket.
  10. Remove the coolant heater cord (2) from the vehicle.
    Fig 2: Disconnecting Coolant Heater Cord From Left Coolant Heater
    G01817619Courtesy of GENERAL MOTORS CORP.
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