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Home >> Chevrolet >> 2010 >> Impala LS, 3.5 K >> Repair and Diagnosis >> Engine Performance >> Engine Control Systems >> Engine Controls And Fuel - 3.5L - Repair Instructions >> Repair Instructions >> Secondary Air Injection Pipe Replacement >> Installation Procedure

Installation Procedure

    Fig 1: Identifying Air Pipe Bolts
    GM1844049Courtesy of GENERAL MOTORS CORP.
  1. Position the heat shield to the AIR pipe, and install one middle AIR pipe bolt to the pipe
  2. Install NEW AIR pipe gaskets to the studs and the bolt.
  3. Position and install the AIR pipe.
    4. CAUTION: Refer to Fastener Caution .
  4. Install the remaining AIR pipe bolts (1).

    Tighten:  Tighten the bolts to 10 N.m (89 lb in).

    5. Fig 2: Identifying Air Shutoff/Check Valve Nuts
    GM1844047Courtesy of GENERAL MOTORS CORP.
  5. Install the AIR shutoff/check valve nuts (1).

    Tighten:  Tighten the nuts to 10 N.m (89 lb in).

  6. Install the catalytic converter. Refer to Catalytic Converter Replacement (LZ4, LZE, or LGD) .
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