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Home >> Buick >> 2002 >> LeSabre Custom, 4T65E/MN3 >> Repair and Diagnosis >> Engine Mechanical >> Engine Exhaust System >> Repair Instructions >> Exhaust Crossover Pipe Replacement >> Installation Procedure

Installation Procedure

  1. Place the NEW exhaust crossover seal over the exhaust crossover.
  2. Insert the exhaust crossover into the right exhaust manifold.
    Fig 1: Exhaust Crossover
    G01771076Courtesy of GENERAL MOTORS CORP.
  3. Install the bolts securing the exhaust crossover to the exhaust manifolds. Tighten the exhaust crossover bolts to 20 N.m (15 ft lbs).
  4. Install the power brake booster heat shield to the exhaust crossover.
  5. Install the two nuts securing the power brake booster heat shield to the exhaust crossover. Tighten the power brake booster heat shield nuts to 20 N.m (15 ft lbs).
  6. Install the air cleaner intake duct.
  7. Install the fuel injector sight shield. Refer to FUEL INJECTOR SIGHT SHIELD REPLACEMENT .
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