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Home >> Chevrolet >> 2002 >> Blazer 4D Utility, 4WD, Part Time >> Repair and Diagnosis >> External Pages >> Different car >> Section 1352 (Engine Mechanical - 1.8L (LV6)) >> Repair Instructions >> On-Vehicle Repair Instructions >> Engine Block Heater Replacement >> Removal Procedure

Removal Procedure

WARNING: This page is about a different car, the 2004 Pontiac Vibe. However, it is still accessible from the selected car via links, so may be relevant.
    Fig 1: Headlamp Tab And Battery
    GM890171Courtesy of GENERAL MOTORS CORP.
  1. Unclip the heater wire harness from the headlamp tab (1).
  2. Unclip the heater wire harness below on the outside of the battery (2).
    3. Fig 2: Heater Wire Harness
    GM890179Courtesy of GENERAL MOTORS CORP.
  3. On vehicles with automatic transmission, unclip the heater wire harness (1), from the main wire harness.
    4. Fig 3: Main Wire Harness
    GM890190Courtesy of GENERAL MOTORS CORP.
  4. On vehicles with manual transmission, unclip the heater wire harness from the main wire harness (1).
    5. Fig 4: Unclipping/Clipping Heater Cartridge From Engine Block
    GM890193Courtesy of GENERAL MOTORS CORP.
  5. Unclip the heater cartridge from the engine block.
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