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HOMESERVICE MANUALSCHEVROLET2006COBALT SS, 4D SEDAN, STANDARDREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 194 (AUTOMATIC TRANSMISSION - 5AT - INTRODUCTION & REPAIR INSTRUCTIONS)REPAIR INSTRUCTIONSMAIN CONTROL VALVE BODY ASSEMBLY OVERHAULASSEMBLY PROCEDURE
2006 Chevrolet Cobalt SS, 4D Sedan, Standard

Assembly Procedure

2006 Chevrolet Cobalt SS, 4D Sedan, StandardSECTION Assembly Procedure
WARNING: This page is about a different car, the 2005 Saturn Vue. However, it is still accessible from the selected car via links, so may be relevant.
    Fig 1: Main Control Valve Body, Spring Retainer, Shift Valve D, Retainer Clip & Bore Plug
    GM1206187Courtesy of GENERAL MOTORS CORP.
  1. Lubricate all the parts with automatic transmission fluid during assembly.
  2. Install the following components into the control valve body assembly (250):
    • The shift valve D (237)
    • The shift valve D return spring (236)
    • The valve bore plug retainer (210)
    • The lock-up timing valve (229)
    • The lock-up timing valve return spring (230)
    • The bore plug (231)
    • The bore plug retainer clip (207)
    3. Fig 2: Main Control Valve Body, Spring Retainer, Shift Valve A, Bore Plug & Retainer Clip
    GM1347085Courtesy of GENERAL MOTORS CORP.
  3. Install the following components into the control valve body assembly (250):
    • The shift valve A (242)
    • The shift valve A return spring (241)
    • The valve bore plug retainer (210)
    • The shift valve B (240)
    • The shift valve B return spring (239)
    • The bore plug (206)
    • The bore plug retainer clip (207)
    4. Fig 3: Main Control Valve Body, Bore Plug, Retainer Clip, Lock-Up Shift Valve & Return Spring
    GM1347081Courtesy of GENERAL MOTORS CORP.
  4. Install the following components into the control valve body assembly (250):
    • The lock-up shift valve return spring (218)
    • The lock-up shift valve (219)
    • The bore plug (220)
    • The bore plug retainer clip (207)
    • The modulator valve (202)
    • The modulator valve return spring (201)
    • Install the bore retainer plate (210)
    5. Fig 4: Main Control Valve Body Assembly & Components
    GM1347078Courtesy of GENERAL MOTORS CORP.
  5. Install the following components into the control valve body assembly (250):
    • The relief valve (212)
    • The relief valve return spring (213)
    • The bore retainer plate (210)
    • The lubrication control valve (215)
    • The lubrication control valve return spring (216)
    • The bore plug (217)
    • The valve bore plug retainer (207)
    6. Fig 5: Main Control Valve Body Assembly, Plugs & Clips
    GM1206180Courtesy of GENERAL MOTORS CORP.
  6. Install the following components into the control valve body assembly (250):
    • The CPC valve return spring (204)
    • The CPC valve (205)
    • The bore plug (206)
    • The bore plug retainer clip (207)
    • The shift valve E (208)
    • The shift valve E return spring (209)
    • The valve bore plug retainer (210)
    7. Fig 6: Main Control Valve Body & Bolts
    GM1205911Courtesy of GENERAL MOTORS CORP.
  7. Install the following into the main control valve body assembly (250):
    • The transmission fluid cooler check ball (228) and spring (227)
    • The transmission fluid filter (211)
    • Torque converter check valve return spring (226) and check valve (225)
RENDER: 1.0x

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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.