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Home >> Buick >> 2013 >> Encore Leather, FWD >> Repair and Diagnosis >> Engine Mechanical >> Engine Exhaust System >> Repair Instructions >> Catalytic Converter Heat Shield Replacement (2HO) >> Removal Procedure

Removal Procedure

WARNING:

Refer to Exhaust Service Warning .

WARNING:

Refer to Protective Goggles and Glove Warning .

  1. Disconnect the battery negative cable. Refer to Battery Negative Cable Disconnection and Connection .
  2. Disconnect the heated oxygen sensor wiring harness plug.
  3. Remove the oil level indicator tube. Refer to Oil Level Indicator Tube Replacement .
  4. Disconnect the air conditioning compressor hose from the air conditioning compressor assembly. Refer to Air Conditioning Compressor Hose Replacement (LUJ, LUV) or Air Conditioning Compressor Hose Replacement (2H0) .
  5. Disconnect the air conditioning condenser hose from the compressor assembly. Refer to Air Conditioning Condenser Hose Replacement (LUJ, LUV) or Air Conditioning Condenser Hose Replacement (2H0) .
    6. Fig 1: Exhaust Manifold Heat Shield
    GM2027674Courtesy of GENERAL MOTORS COMPANY
  6. Remove the wiring harness bracket fastener (2) and the wiring harness bracket (1).
  7. Remove the 2 exhaust manifold heat shield fasteners (4).
  8. Remove the exhaust manifold heat shield (3).
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