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Home >> Pontiac >> 2003 >> Aztek AWD >> Repair and Diagnosis >> Engine Mechanical >> Engine Exhaust System >> Repair Instructions >> Exhaust Crossover Pipe Replacement >> Removal Procedure
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Removal Procedure

  1. Disconnect the battery ground (negative) cable.
  2. Remove the throttle body air inlet duct.
  3. Drain the coolant from the cooling system. Refer to DRAINING AND FILLING COOLING SYSTEM .
  4. Remove the inlet radiator hose from the engine. Refer to RADIATOR HOSE REPLACEMENT - INLET .
  5. Remove the thermostat bypass pipe. Refer to THERMOSTAT BYPASS PIPES REPLACEMENT .
  6. Remove the exhaust crossover heat shield bolts.
  7. Remove the exhaust crossover heat shield.
    Fig 1: Removing Exhaust Crossover Heat Shield
    G01501621Courtesy of GENERAL MOTORS CORP.
  8. Remove the exhaust crossover pipe studs/nuts.
  9. Remove the exhaust crossover pipe.
    Fig 2: Removing Exhaust Crossover Pipe
    G01501622Courtesy of GENERAL MOTORS CORP.
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