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Home >> Buick >> 2007 >> Allure CX >> Repair and Diagnosis >> External Pages >> Different car >> Section 20 (Engine Control System & Fuel System - 3.6L - Introduction (2 Of 2)) >> Repair Instructions >> Knock Sensor Replacement - Bank 2 >> Installation Procedure

Installation Procedure

WARNING: This page is about a different car, the 2008 Buick LaCrosse and 2008 Buick Allure. However, it is still accessible from the selected car via links, so may be relevant.
    Fig 1: View Of Left Knock Sensor
    GM860802Courtesy of GENERAL MOTORS CORP.
  1. Install the KS.
    2. NOTE: Refer to Fastener Notice .
  2. Install the KS bolt.

    Tighten:  Tighten the KS bolt to 23 N.m (17 lb ft).

    3. Fig 2: View Of Left Knock Sensor And Electrical Connector
    GM945380Courtesy of GENERAL MOTORS CORP.
  3. Install the KS electrical connector.
    4. Fig 3: Identifying Exhaust Manifold Lower Heat Shield Bolts
    GM1839760Courtesy of GENERAL MOTORS CORP.
  4. Install the crankshaft position sensor lower heat shield bolts.

    Tighten: 

    • Tighten the crankshaft position sensor lower heat shield M6 bolt (1) to 10 N.m (89 lb in).
    • Tighten the crankshaft position sensor lower heat shield M10 bolt (2) to 50 N.m (37 lb ft).

  5. Raise the frame.
    6. Fig 4: View Of Bolts From Rear Frame Of Body
    GM1208437Courtesy of GENERAL MOTORS CORP.
  6. Install the bolts which secure the rear frame to the body.
  7. Install the rear frame bolts.

    Tighten:  Tighten the bolts to 160 N.m (118 lb ft).

  8. Remove jack from under frame.
  9. Connect the intermediate steering shaft to the steering gear. Refer to Intermediate Steering Shaft Replacement .
  10. Install the left engine splash shield. Refer to Engine Splash Shield Replacement .
  11. Install the catalytic converter. Refer to Catalytic Converter Replacement .
  12. Lower the vehicle.
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