GM Service Manual Online
For 1990-2009 cars only

Special Tools

EN 46114 Engine Lift Brackets

Removal Procedure

  1. Turn the ignition OFF.
  2. Important: Do NOT disconnect the battery cables from the engine.

  3. Disconnect the negative cable from the battery and the body on the right strut tower. Refer to Battery Negative Cable Replacement .
  4. Position and secure the battery cables to the engine.
  5. Remove the fuel injector sight shield. Refer to Fuel Injector Sight Shield Replacement .
  6. Remove the air cleaner duct. Refer to Air Cleaner Outlet Duct Replacement .

  7. Object Number: 1348241  Size: SH
  8. Disconnect the cooling fan electrical connectors (2, 3).
  9. Remove the cooling fan wiring harnesses (1, 4) from the fan shroud.
  10. Secure the wiring harnesses to the vehicle.
  11. Drain the cooling system. Refer to Cooling System Draining and Filling .
  12. Important: Do NOT disconnect the surge hoses from the engine or the radiator.

  13. Disconnect the surge tank outlet hose from the surge tank. Refer to Radiator Surge Tank Inlet Hose/Pipe Replacement .
  14. Position and secure the surge hose to the engine.
  15. Disconnect the surge tank inlet hose from the water outlet housing and the radiator. Refer to Radiator Surge Tank Outlet Hose/Pipe Replacement .
  16. Position and secure the surge tank inlet hose to the vehicle.
  17. Disconnect the heater hoses from the heater core. Refer to Heater Inlet Hose Replacement and to Heater Outlet Hose Replacement .

  18. Object Number: 1348201  Size: SH
  19. Disconnect the purge line (3) from the purge solenoid.
  20. Disconnect the fuel pipe (2) from the fuel rail. Refer to Metal Collar Quick Connect Fitting Service .
  21. Plug the fuel pipe and cap the fuel rail to prevent fuel loss or contamination.
  22. Evacuate the air conditioning system. Refer to Refrigerant Recovery and Recharging .
  23. Remove the wiper module. Refer to Windshield Wiper Transmission Replacement .
  24. Important: Do NOT disconnect the suction hose from the A/C compressor.

  25. Disconnect the air conditioning suction hose from the evaporator and remove the suction hose bracket from the shock tower. Refer to Suction Hose Replacement .
  26. Position and secure the suction hose to the engine.
  27. Important: Do NOT disconnect the liquid line from the condenser.

  28. Disconnect the air conditioning pressure switch electrical connector and remove the liquid line . Refer to Liquid Line Replacement .

  29. Object Number: 1334986  Size: SH
  30. Remove the radiator support bolts.
  31. Remove the radiator support brackets.

  32. Object Number: 923830  Size: SH
  33. Disconnect the brake booster check valve and vacuum hose (1) from the brake booster (2).
  34. Position and secure the brake booster hose to the engine.
  35. Disconnect all engine harness electrical connectors. Refer to Powertrain Component Views and Harness Routing Views .

  36. Object Number: 2010087  Size: SH
  37. Remove the right side engine harness retaining clips (1).

  38. Object Number: 2010093  Size: SH
  39. Remove the right side engine harness to valve cover retaining clips (1).

  40. Object Number: 2010090  Size: SH
  41. Remove the left side engine harness retaining clips (1).
  42. Remove the bolt (2) from the engine harness retainer (3).

  43. Object Number: 2010091  Size: SH
  44. Remove the engine harness to transmission retaining clips (1).

  45. Object Number: 1348282  Size: SH
  46. Remove the ground bolt and wire from the longitudinal rail.

  47. Object Number: 420706  Size: SH

    Important: Do NOT disconnect the brake pipes from the master cylinder.

  48. Remove the master cylinder nuts.
  49. Reposition and secure the master cylinder to the engine.
  50. Relieve the fuel system pressure. Refer to Fuel Pressure Relief .

  51. Object Number: 2010802  Size: SH
  52. Raise and support the vehicle. Refer to Lifting and Jacking the Vehicle .
  53. Remove the engine harness to transmission retaining clips (1).
  54. Remove the muffler assembly. Refer to Exhaust System Replacement .
  55. Remove the propeller shaft. Refer to Rear Propeller Shaft Replacement .
  56. Remove the transfer case, if equipped. Refer to Transfer Case Assembly Replacement .
  57. Remove the air deflector. Refer to Front Air Deflector Replacement .
  58. Important: DO NOT remove the water bottle.

  59. Remove the washer bottle bracket. Refer to Windshield Washer Solvent Container Replacement .
  60. Disconnect the side air baffles from the radiator.
  61. Disconnect the left front brake pipe retainer along with the brake pipe from the longitudinal rail.
  62. Remove the right front brake pipe from the brake pipe bundle retainer.
  63. Disconnect the rear brake pipes from the brake pressure modulator valve (BPMV). Refer to Brake Pressure Modulator Valve Replacement .
  64. Plug the brake pipes and the brake modulator valve in order to minimize brake fluid loss.
  65. Remove the front tire and wheel assemblies. Refer to Tire and Wheel Removal and Installation .
  66. Remove the lower intermediate steering shaft. Refer to Lower Intermediate Steering Shaft Replacement .

  67. Object Number: 785352  Size: SH
  68. Remove the lower engine mount nuts. Refer to Engine Mount Replacement - Left Side and to Engine Mount Replacement - Right Side .

  69. Object Number: 785879  Size: SH
  70. Disconnect the transmission shift linkage from the transmission.
  71. Disconnect the electrical connector to the low oil level sensor.
  72. Secure the electrical connector and the harness to the engine mount bracket.

  73. Remove the headlamp leveling sensors. Refer to Headlamp Leveling Front Suspension Height Sensor Replacement .
  74. Secure the shock modules to the lower control arms with a suitable strap in order to prevent damage to the front brake hoses.

  75. Object Number: 742957  Size: SH
  76. Remove the upper mounting bolts from the right and left shock module. Refer to Shock Absorber and Spring Assembly Replacement .
  77. Raise the vehicle enough to place a suitable lift table under the engine, transmission, front frame and front suspension assembly.
  78. Position a suitable powertrain or engine lift table below the frame, engine and transmission.
  79. Raise the lift table or lower the vehicle to support the frame, engine and transmission.
  80. Remove the bolts which secure the transmission brace to the underbody. Refer to Transmission Support Replacement .

  81. Object Number: 822362  Size: SH
  82. Remove the front frame bolts (2).
  83. Important: Ensure that all the hoses, wires, pipes and shock modules clear the vehicle during the removal process.

  84. With the aid of an assistant, lower the table or raise the vehicle to remove the engine, transmission, front frame and front suspension assembly from the vehicle.
  85. Important: Do NOT remove the oxygen sensors.

  86. Remove the catalytic converters with the oxygen sensors. Refer to Catalytic Converter Replacement - Left Side and to Catalytic Converter Replacement - Right Side .
  87. Remove the thermostat housing with the heater pipes, heater hoses and surge tank outlet hose. Refer to Engine Coolant Thermostat Housing Removal .
  88. Remove the starter motor. Refer to Starter Motor Replacement .
  89. Remove the flywheel bolts.

  90. Object Number: 1343618  Size: SH
  91. Remove the heated oxygen sensor (HO2S) connector bracket (1) from the left cylinder head.
  92. Remove the engine wiring harness and related components.
  93. Disconnect the transmission oil cooler pipes from the engine, radiator and the transmission. Refer to Transmission Fluid Auxiliary Cooler Pipe Replacement and to Transmission Fluid Cooler Hose/Pipe Replacement .
  94. Disconnect the radiator hoses from the water outlet housing and the coolant inlet pipe. Refer to Radiator Inlet Hose Replacement .
  95. Disconnect the power steering cooler hoses from the condenser radiator and fan module (CRFM). Refer to Power Steering Cooler Pipe/Hose Replacement .
  96. Plug the power steering hoses and pipes in order to prevent fluid loss and contamination.
  97. Remove the CRFM with the radiator hoses from the frame.
  98. Install EN 46114 to the engine. Refer to Engine Support Fixture .
  99. Connect a floor crane to the engine lift brackets and raise the floor crane to partially support the engine.
  100. Position a second powertrain lift table below the transmission.
  101. Remove the bolts that secure the transmission to the engine.
  102. Remove the transmission from the engine. Refer to Transmission Replacement .
  103. Remove the drive belts. Refer to Water Pump and Generator Belt Replacement and to Air Conditioning Compressor and Power Steering Pump Belt Replacement .
  104. Remove the generator and water pump drive belt tensioner. Refer to Drive Belt Tensioner Removal - Right Side .
  105. Remove the A/C compressor and power steering drive belt tensioner. Refer to Drive Belt Tensioner Removal - Left Side .
  106. Remove the generator and the generator bracket. Refer to Starter Motor Replacement and Generator Bracket Replacement .
  107. Remove the A/C compressor. Refer to Air Conditioning Compressor Replacement .
  108. Remove the power steering pump. Refer to Power Steering Pump Replacement .
  109. Remove the power steering reservoir from the engine. Refer to Remote Power Steering Fluid Reservoir Replacement .
  110. Remove the oil level indicator. Refer to Oil Level Indicator and Tube Removal .
  111. Remove the left exhaust manifold. Refer to Exhaust Manifold Removal - Left Side .
  112. Remove the oil filter adapter. Refer to Oil Filter Adapter Removal .
  113. Remove the right exhaust manifold. Refer to Exhaust Manifold Removal - Right Side .
  114. Remove the crankshaft balancer. Refer to Crankshaft Balancer Removal .
  115. Remove the flywheel. Refer to Engine Flywheel Removal .
  116. Remove the intake manifold. Refer to Intake Manifold Removal .
  117. Remove the water outlet. Refer to Water Outlet Removal .
  118. Remove the block heater. Refer to Coolant Heater Replacement .
  119. Remove the ECM with the ECM bracket. Refer to Engine Control Module Replacement .
  120. Remove the front drive shafts, if equipped. Refer to Front Wheel Drive Shaft Replacement - Left Side and Front Wheel Drive Shaft Replacement - Right Side .
  121. Use a floor crane in order to remove the engine from the frame.
  122. Remove the front drive axle intermediate shaft bearing, if equipped. Refer to Front Drive Axle Intermediate Shaft Bearing Assembly Replacement .
  123. Remove the front differential, if equipped. Refer to Differential Carrier Assembly Replacement .
  124. Remove the engine mount brackets with the engine mounts. Refer to Engine Mount Bracket Replacement - Left Side and to Engine Mount Bracket Replacement - Right Side .

Installation Procedure

  1. Install the engine mount brackets with the engine mounts. Refer to Engine Mount Bracket Replacement - Left Side and to Engine Mount Bracket Replacement - Right Side .
  2. Install the front differential, if equipped. Refer to Differential Carrier Assembly Replacement .
  3. Install the front drive axle intermediate shaft bearing, if equipped. Refer to Front Drive Axle Intermediate Shaft Bearing Assembly Replacement .
  4. Use a floor crane in order to install the engine to the frame.
  5. Install the front drive shafts, if equipped. Refer to Front Wheel Drive Shaft Replacement - Left Side and Front Wheel Drive Shaft Replacement - Right Side .
  6. Install the ECM with the ECM bracket. Refer to Engine Control Module Replacement .
  7. Install the water outlet. Refer to Water Outlet Installation .
  8. Install the block heater. Refer to Coolant Heater Replacement .
  9. Install the flywheel. Refer to Engine Flywheel Installation .
  10. Install the intake manifold. Refer to Intake Manifold Installation .
  11. Install the crankshaft balancer. Refer to Crankshaft Balancer Installation .
  12. Install the right exhaust manifold. Refer to Exhaust Manifold Installation - Right Side .
  13. Install the oil filter adapter. Refer to Oil Filter Adapter Installation .
  14. Install the left exhaust manifold. Refer to Exhaust Manifold Installation - Left Side .
  15. Install the oil level indicator. Refer to Oil Level Indicator and Tube Installation .
  16. Install the generator and the generator bracket. Refer to Starter Motor Replacement and Generator Bracket Replacement .
  17. Install the power steering pump. Refer to Power Steering Pump Replacement .
  18. Install the power steering reservoir to the engine. Refer to Remote Power Steering Fluid Reservoir Replacement .
  19. Install the A/C compressor. Refer to Air Conditioning Compressor Replacement .
  20. Install the A/C compressor and power steering drive belt tensioner. Refer to Drive Belt Tensioner Installation - Left Side .
  21. Install the generator and water pump drive belt tensioner. Refer to Drive Belt Tensioner Installation - Right Side .
  22. Install the drive belts. Refer to Water Pump and Generator Belt Replacement and to Air Conditioning Compressor and Power Steering Pump Belt Replacement .
  23. Install the bolts that secure the transmission to the engine. Refer to Transmission Replacement .
  24. Install the starter motor. Refer to Starter Motor Replacement .
  25. Remove EN 46114 from the engine. Refer to Engine Support Fixture .
  26. Install the CRFM with the radiator hoses to the frame.
  27. Connect the power steering cooler hoses to the CRFM. Refer to Power Steering Cooler Pipe/Hose Replacement .
  28. Connect the radiator hoses to the water outlet housing and the coolant inlet pipe. Refer to Radiator Inlet Hose Replacement .
  29. Install the transmission oil cooler pipes to the engine, radiator and the transmission. Refer to Transmission Fluid Auxiliary Cooler Pipe Replacement and to Transmission Fluid Cooler Hose/Pipe Replacement .
  30. Install the engine wiring harness and related components.

  31. Object Number: 1343618  Size: SH
  32. Install the HO2S connector bracket (1) to the left cylinder head.
  33. Install the thermostat housing with the heater pipes, heater hoses and surge tank outlet hose. Refer to Engine Coolant Thermostat Housing Removal .
  34. Install the catalytic converters with the oxygen sensors. Refer to Catalytic Converter Replacement - Left Side and to Catalytic Converter Replacement - Right Side .
  35. Install the fuel lines to the fuel rail and the EVAP purge solenoid. Refer to Metal Collar Quick Connect Fitting Service .
  36. Important: Ensure that all the hoses, wires, pipes and shock modules clear the vehicle during the installation process.

  37. With the aid of an assistant, raise the table or lift the vehicle to install the engine, transmission, front frame and front suspension assembly to the vehicle.

  38. Object Number: 822362  Size: SH
  39. Install the front frame bolts (2). Refer to Front Frame Replacement .
  40. Install the transmission support to underbody bolts. Refer to Transmission Support Replacement .
  41. Remove the powertrain lift/support table.

  42. Object Number: 742957  Size: SH
  43. Install the upper mounting bolts to the right and left shock module. Refer to Shock Absorber and Spring Assembly Replacement .
  44. Secure the shock modules to the front frame with mechanics wire to avoid stretching the front brake hoses.
  45. Install the headlamp leveling sensors. Refer to Headlamp Leveling Front Suspension Height Sensor Replacement .

  46. Object Number: 785879  Size: SH
  47. Connect the transmission shift linkage to the transmission.
  48. Connect electrical connector to the low oil level sensor.

  49. Object Number: 785352  Size: SH
  50. Install the lower engine mount nuts. Refer to Engine Mount Replacement - Left Side and to Engine Mount Replacement - Right Side .
  51. Install the lower intermediate steering shaft . Refer to Lower Intermediate Steering Shaft Replacement .
  52. Install the front tire and wheel assemblies. Refer to Tire and Wheel Removal and Installation .
  53. Install the front brake pipes and retainers to the underbody.
  54. Connect the rear brake pipes to the BPMV. Refer to Brake Pressure Modulator Valve Replacement .
  55. Connect the side air baffles to the radiator.
  56. Install the washer bottle bracket. Refer to Windshield Washer Solvent Container Replacement .
  57. Install the air deflector. Refer to Front Air Deflector Replacement .
  58. Install the transfer case, if equipped. Refer to Transfer Case Assembly Replacement .
  59. Install the propeller shaft. Refer to Rear Propeller Shaft Replacement .
  60. Install the muffler assembly. Refer to Exhaust System Replacement .

  61. Object Number: 2010802  Size: SH
  62. Install the engine harness to transmission retaining clips (1).

  63. Object Number: 420706  Size: SH
  64. Install the master cylinder. Refer to Master Cylinder Replacement .
  65. Notice: Refer to Fastener Notice in the Preface section.


    Object Number: 1348282  Size: SH
  66. Install the ground wire and bolt to the longitudinal rail.
  67. Tighten
    Tighten the bolt to 10 N·m (89 lb in).


    Object Number: 2010091  Size: SH
  68. Install the engine harness to transmission retaining clips (1).

  69. Object Number: 2010090  Size: SH
  70. Install the left side engine harness retaining clips (1).
  71. Install the bolt (2) to the engine harness retainer (3).
  72. Tighten
    Tighten the bolt to 10 N·m (89 lb in).


    Object Number: 2010093  Size: SH
  73. Install the right side engine harness to valve cover retaining clips (1).

  74. Object Number: 2010087  Size: SH
  75. Install the right side engine harness retaining clips (1).
  76. Connect all engine harness electrical connectors. Refer to Powertrain Component Views and Harness Routing Views .

  77. Object Number: 923830  Size: SH
  78. Connect the brake booster vacuum hose (1) to the brake booster (2).

  79. Object Number: 1334986  Size: SH
  80. Install the radiator support brackets.
  81. Install the radiator support bolts.
  82. Tighten
    Tighten the bolts to 9 N·m (80 lb in).


    Object Number: 1348201  Size: SH
  83. Connect the purge line (3) to the purge solenoid.
  84. Connect the fuel pipe (2) to the fuel rail. Refer to Metal Collar Quick Connect Fitting Service .
  85. Connect the heater hoses to the heater core. Refer to Heater Inlet Hose Replacement and to Heater Outlet Hose Replacement .
  86. Position and secure the surge tank inlet hose to the vehicle.
  87. Connect the surge tank inlet hose to the water outlet housing and to the radiator. Refer to Radiator Surge Tank Outlet Hose/Pipe Replacement .
  88. Connect the outlet hose to the surge tank. Refer to Radiator Surge Tank Inlet Hose/Pipe Replacement .
  89. Connect the electrical connector for the air conditioning pressure switch and the liquid line to the evaporator. Refer to Liquid Line Replacement .
  90. Connect the air conditioning suction hose to the evaporator and install the suction hose bracket to the shock tower. Refer to Suction Hose Replacement .
  91. Install the air cleaner duct. Refer to Air Cleaner Outlet Duct Replacement .

  92. Object Number: 1348241  Size: SH
  93. Install the cooling fan wiring harnesses (1, 4) to the fan shroud.
  94. Install the cooling fan electrical connectors (2, 3).
  95. Install the wiper module. Refer to Windshield Wiper Transmission Replacement .
  96. Install the fuel injector sight shield. Refer to Fuel Injector Sight Shield Replacement .
  97. Connect the negative cable from the battery and the body at the top of the right strut tower. Refer to Battery Negative Cable Replacement .
  98. Fill the cooling system. Refer to Cooling System Draining and Filling .
  99. Charge the air conditioning system. Refer to Refrigerant Recovery and Recharging .
  100. Bleed the brake rear circuits. Refer to Hydraulic Brake System Bleeding .