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HOMESERVICE MANUALSCHEVROLET2006COBALT SS, 4D SEDAN, STANDARDREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT VARIANT/TRIMSECTION 8 (MANUAL TRANSAXLE - MU3 - SERVICE & DIAGNOSIS)REPAIR INSTRUCTIONSTRANSMISSION REPLACEMENTINSTALLATION PROCEDURE
2006 Chevrolet Cobalt SS, 4D Sedan, Standard

Installation Procedure

2006 Chevrolet Cobalt SS, 4D Sedan, StandardSECTION Installation Procedure
WARNING: This page is about a different variant/trim than selected.
  1. Install the rear transmission mount to the transmission. Refer to Transmission Mount Replacement - Rear .
  2. Install the front transmission mount to the transmission. Refer to Transmission Mount Replacement - Front .
  3. Use a transmission jack to position the transmission to the vehicle.
    4. NOTE: Refer to Fastener Notice in Cautions and Notices.
  4. Secure the transmission to the engine.

    Tighten:  Tighten the bolts to 75 N.m (55 lb ft).

    5. Fig 1: View Of Backup Lamp Switch Harness Connector
    GM895439Courtesy of GENERAL MOTORS CORP.
  5. Connect the backup lamp switch harness connector.
  6. Connect the shift cable to the transmission. Refer to Shift Control Cable Replacement .
  7. Install the starter. Refer to Starter Motor Replacement (RPOs L61/LE5) or Starter Motor Replacement (RPO LSJ) in Engine Electrical.
  8. Connect the drive axle and intermediate shaft to the transmission. Refer to Wheel Drive Shaft Replacement and Intermediate Drive Shaft Replacement in Wheel Drive Shafts.
  9. Lower the vehicle.
  10. Use the engine support fixture in order to raise the powertrain assembly.
  11. Install the left transmission mount. Refer to Transmission Mount Replacement - Left .
  12. Install the frame. Refer to Frame Replacement in Frame and Underbody.
  13. Remove the engine support fixture.
  14. Install the top engine to transmission bolt.

    Tighten:  Tighten the bolt to 75 N.m (55 lb ft).

  15. Install the top engine to transmission stud.

    Tighten:  Tighten the stud to 75 N.m (55 lb ft).

  16. Connect the wiring harness retainer to the transmission stud (1).
    17. Fig 2: View Of Clutch Master Cylinder, Clutch Actuator Cylinder & Hydraulic Clutch Hose
    GM1381686Courtesy of GENERAL MOTORS CORP.
  17. Connect the hydraulic clutch hose (3) to the clutch actuator cylinder (2).
  18. Bleed the clutch hydraulic system. Refer to Hydraulic Clutch Bleeding in Clutch.
    19. Fig 3: View Of Electrical Center
    GM891899Courtesy of GENERAL MOTORS CORP.
  19. Install the underhood electrical center bracket to the vehicle and install the electrical center (1) into position on the bracket. Refer to Underhood Electrical Center or Junction Block Bracket Replacement in Wiring Systems.
    20. Fig 4: ABS Modulator Bracket Forward Lamp Harness Retainer
    GM891778Courtesy of GENERAL MOTORS CORP.
  20. Secure the forward lamp harness retainer to the ABS modulator bracket, or the proportioning valve bracket.
    21. Fig 5: View Of Fluid Reservoir
    GM890955Courtesy of GENERAL MOTORS CORP.
  21. Connect the electrical connector to the brake fluid level sensor, then press forward on the connector position assurance (CPA) tab of the connector to secure.
  22. Install the cover to the underhood electrical center.
    23. Fig 6: Cooling Module Secured To Upper Body Structure
    GM857193Courtesy of GENERAL MOTORS CORP.
  23. Release the cooling module from the upper body structure.
  24. Connect the negative battery cable. Refer to Battery Negative Cable Disconnect/Connect Procedure in Engine Electrical.
  25. Fill the transmission to the proper level. Refer to Transmission Fluid Replacement .
RENDER: 1.0x

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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • • You smell fuel, burning insulation, or see smoke.
  • • Brakes feel soft, pull hard to one side, or make grinding noises.
  • • The engine overheats, stalls repeatedly, or misfires under load.
  • • You are missing required tools, torque specs, or safe lifting equipment.
  • • You are not confident in the next step or safety outcome.