LEMON Manuals: Even more car manuals for everyone
Home >> Chevrolet >> 2002 >> Blazer 4D Utility, 4WD, Part Time >> Repair and Diagnosis >> External Pages >> Different car >> Section 1352 (Engine Mechanical - 1.8L (LV6)) >> Repair Instructions >> On-Vehicle Repair Instructions >> Engine Replacement >> Removal Procedure

Removal Procedure

WARNING: This page is about a different car, the 2004 Pontiac Vibe. However, it is still accessible from the selected car via links, so may be relevant.
    CAUTION: Refer to Battery Disconnect Caution in Cautions and Notices.
  1. Disconnect the negative battery cable.
  2. From inside the vehicle, disconnect the 2 engine control module (ECM) connectors.
  3. Disconnect the 2 cowl wire electrical connectors from the connector mounting bracket.
  4. Pull the engine harness wire from the passenger compartment.
    5. Fig 1: View Of Engine Top Cover, Plastic Retainers And Fasteners
    GM856569Courtesy of GENERAL MOTORS CORP.
  5. Remove the 2 engine cover fasteners.
  6. Remove the 2 engine cover plastic retainers.
  7. Remove the engine cover (1) from the engine.
  8. Relieve the fuel pressure. Refer to Fuel Pressure Relief Procedure (FWD) or Fuel Pressure Relief Procedure (AWD) in Engine Controls.
  9. Drain the cooling system. Refer to Draining and Filling Cooling System in Engine Cooling.
  10. Drain the engine oil.
  11. Remove the serpentine drive belt. Refer to Drive Belt Replacement .
  12. If vehicle is equipped with A/C, remove the A/C compressor bolts and set A/C compressor aside. Refer to Compressor Replacement in Heating, Ventilation and Air Conditioning.
  13. If vehicle is equipped with a manual transmission, remove the following components:
    14. Fig 2: Throttle Body And Vacuum Hose Connector
    GM234418Courtesy of GENERAL MOTORS CORP.
  14. Remove the accelerator cable from the throttle body (1).
  15. Remove the accelerator cable bracket from the throttle body.
  16. Disconnect the intake air temperature (IAT) sensor.
  17. Remove the air cleaner hose and cap assembly as follows:
    • Disconnect the mass air flow (MAF) sensor connector.
    • Disconnect three vacuum hoses from the air cleaner.
    • Disconnect the air intake hoses from the throttle body.
    • Unclip and remove the air cleaner cap.
  18. Remove the air filter.
  19. Disconnect the wire harness retaining clip from the air cleaner lower case.
  20. Remove the following items from the air cleaner case:
    • The 1 bolt
    • The vacuum switching valve (VSV) bracket
    21. Fig 3: Air Cleaner Lower Box And Bolts
    GM236881Courtesy of GENERAL MOTORS CORP.
  21. Remove the following items:
    • The 3 bolts
    • The air cleaner lower box (3)
  22. Disconnect the cruise control actuator electrical connector.
  23. Remove the fuel line hose clamp.
  24. Disconnect the fuel hose from the fuel line. Refer to Fuel Rail Assembly Replacement in Engine Controls.
  25. Disconnect the heater hose from the water by-pass pipe.
  26. Disconnect the heater hose from the water hose union on the cylinder head.
  27. Disconnect the brake booster vacuum hose from the brake booster.
  28. Remove the radiator outlet hose. Refer to Radiator Hose Replacement - Outlet in Engine Cooling.
  29. Remove the radiator inlet hose. Refer to Radiator Hose Replacement - Inlet in Engine Cooling.
  30. Remove the generator. Refer to Generator Replacement in Engine Electrical.
  31. Remove the radiator. Refer to Radiator Replacement in Engine Cooling.
  32. Remove the engine relay box cover.
    33. Fig 4: Engine Compartment Relay Box Connectors
    GM831816Courtesy of GENERAL MOTORS CORP.
  33. Disconnect the 3 engine compartment relay box connectors (1, 2, 3).
    34. Fig 5: Ground Cables
    GM880041Courtesy of GENERAL MOTORS CORP.
  34. Disconnect 2 ground cables (1, 2) from front left side of engine compartment.
    35. Fig 6: Wire Harness Clamps
    GM831818Courtesy of GENERAL MOTORS CORP.
  35. Disconnect the 2 wire harness clamps.
  36. If equipped with manual transaxle, disconnect the clutch actuator cylinder. Refer to Clutch Actuator Cylinder Replacement in Clutch.
    37. Fig 7: Mounting Bracket Cable And Transaxle Control Cables
    GM818634Courtesy of GENERAL MOTORS CORP.
  37. Disconnect the transaxle control cables from the transaxle.
    1. Unclip the cable (1) from the mounting bracket.
    2. Disconnect the transaxle control cables (2) from the transaxle.
    38. Fig 8: Shift Cable
    GM831944Courtesy of GENERAL MOTORS CORP.
  38. If equipped with automatic transaxle, remove the shift cable from the transaxle.
    1. Unclip the cable from the mounting bracket.
    2. Remove the shift cable nut.
    39. Fig 9: Wire Harness And Shift Cable Mounting Bracket Bolt
    GM880231Courtesy of GENERAL MOTORS CORP.
  39. Unclip the wire harness (1), then remove the shift cable mounting bracket bolt (2).
  40. Disconnect the oil cooler hoses.
  41. On all models, remove the front drive axle. Refer to Wheel Drive Shaft Replacement - Front in Wheel Drive Shafts.
  42. If equipped with AWD, remove the propeller shaft. Refer to Propeller Shaft Replacement - Two Piece in Propeller Shaft.
  43. Raise and properly support the vehicle. Refer to Lifting and Jacking the Vehicle in General Information.
  44. Remove the right engine splash shield. Refer to Splash Shield Replacement - Engine - Right in Body Front End.
  45. Remove left engine splash shield. Refer to Splash Shield Replacement - Engine - Left in Body Front End.
    46. Fig 10: Power Steering Lines
    GM880297Courtesy of GENERAL MOTORS CORP.
  46. Place a drain pan, then disconnect the power steering lines (1) and drain the power steering system.
  47. Remove the front exhaust pipe. Refer to Front Pipe Replacement in Engine Exhaust.
  48. Disconnect the steering intermediate shaft assembly from under the dash panel. Refer to Intermediate Steering Shaft Replacement (FWD) in Steering Wheel and Column.
  49. Remove the right and left side driveshaft lock nut.
  50. Separate the left and right side tie rod end.
  51. Disconnect the front stabilizer link assembly from the strut.
  52. Remove three lower ball joint-to-control arm assembly nuts. Refer to Lower Ball Joint Replacement in Front Suspension.
    53. Fig 11: Mounting Insulator Bolt And Nut
    GM832008Courtesy of GENERAL MOTORS CORP.
  53. Set the engine lift, then remove the left side mounting insulator bolt and nut.
    54. Fig 12: Right Side Engine Mount Bolt And Nuts
    GM832150Courtesy of GENERAL MOTORS CORP.
  54. Remove the 1 bolt and 2 nuts from the right side engine mount.
    55. Fig 13: Crossmember Bolts
    GM832153Courtesy of GENERAL MOTORS CORP.
  55. Remove the 6 crossmember bolts.
  56. Lower the engine and transaxle assembly.
scientia non olet · About LEMON Manuals