LaCrosse 2006-2007

Throttle Body

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Removal & Installation



3.6L Engine
  1. Turn the ignition OFF.
  2.  
  3. Remove the air cleaner intake duct.
  4.  
  5. Remove the throttle body electrical connector.
  6.  
  7. Remove the throttle body bolts.
  8.  
  9. Remove the throttle body and gasket.
  10.  

To install:

  1. Clean the throttle body gasket mating surfaces.
  2.  
  3. Install the throttle body and NEW gasket.
  4.  
  5. Install the throttle body bolts and tighten to 89 inch lbs. (10 Nm).
  6.  
  7. Install the throttle body electrical connector.
  8.  
  9. Install the air cleaner intake duct.
  10.  
  11. Turn OFF the ignition for 30 seconds.
  12.  
  13. Turn ON the ignition, with the engine OFF for 60 seconds.
  14.  
  15. Turn OFF the ignition.
  16.  
  17. Turn ON the ignition, with the engine OFF.
  18.  
  19. Use the scan tool to clear all DTCs.
  20.  

3.8L Engine
  1. Turn the ignition OFF.
  2.  
  3. Partially drain the cooling system.
  4.  
  5. Remove the fuel injector sight shield.
  6.  
  7. Remove the air cleaner intake duct.
  8.  
  9. Disconnect the throttle body electrical connector.
  10.  
  11. Remove the throttle body nuts and the bolts.
  12.  
  13. Remove the throttle body assembly.
  14.  
  15. Clean the throttle body gasket mating surfaces.
  16.  

To install:

  1. Install the throttle body assembly.
  2.  
  3. Install the throttle body bolts and tighten to 89 inch lbs. (10 Nm).
  4.  
  5. Install the throttle body electrical connector.
  6.  
  7. Install the air cleaner intake duct.
  8.  
  9. Install the fuel injector sight shield.
  10.  
  11. Fill the cooling system.
  12.  

 
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