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Chevrolet Equinox Service Manual: 3-5-Reverse and 4-5-6 Clutch Housing Assemble (6T40/45/50 - Gen 2) Automatic Transmission Unit

Chevrolet Equinox Service Manual / Powertrain / Transmission/Transaxle / 3-5-Reverse and 4-5-6 Clutch Housing Assemble (6T40/45/50 - Gen 2) Automatic Transmission Unit

Table 1: 4–5–6 Clutch Piston Installation
Table 2: 4–5–6 Clutch Fluid Dam Installation
Table 3: 3–5 Reverse Clutch Plates Installation
Table 4: Reluctor Wheel and Piston Installation
Table 5: 4–5–6 Clutch Plates Installation
Table 6: Turbine Shaft Installation
4–5–6 Clutch Piston Installation

3-5-Reverse and 4-5-6 Clutch Housing Assemble (6T40/45/50 - Gen 2) Automatic Transmission Unit

4–5–6 Clutch Piston Installation

Callout

Component Name

1

4–5–6 Clutch Piston Inner Seal

2

4–5–6 Clutch Piston Outer Seal (Large) (Rounded)

3

4–5–6 Clutch Piston Outer Seal (Dark Blue) (Stepped)

4

4–5–6 Clutch Piston

Note:

DT-47805 seal protector prevents the piston seal lip from damage during installation. Apply a thin coat ofATF to the I.D. of DT-47805 seal protector to ease the installation of the piston.DT-47951-2 spring compressor can be used as a pusher if necessary.Special ToolsDT-47805 Seal ProtectorDT-47951-2 Spring Compressor

For equivalent regional tools, refer toSpecial Tools.

4–5–6 Clutch Fluid Dam Installation

3-5-Reverse and 4-5-6 Clutch Housing Assemble (6T40/45/50 - Gen 2) Automatic Transmission Unit

4–5–6 Clutch Fluid Dam Installation

Callout

Component Name

1

4–5–6 Clutch Piston Return Spring Assembly

2

4–5–6 Clutch Piston Fluid Dam Assembly

Note:The seal protector prevents the dam seal lip from damage during installation. Applya thin coat of ATF to the I.D. of the seal protector to ease the installation of thedam.

Special ToolsDT-47951-1 Seal Protector for 6T40/45 applicationsDT-50117 Seal Protector for 6T50 applications

For equivalent regional tools, refer toSpecial Tools.

3

4–5–6 Clutch Dam Retaining Ring

Caution:Regulate the air pressure to 276-kPa(40-psi) maximum. High pressure could cause the pistonto over travel and damage the piston seals.

ProcedureLeave the seal protector on the clutch housing while installing the retaining ring.Install the dam retainer clips DT-50117-1 seal protector to hold the seal protector in place.Use DT-46620-2 retaining clips and DT-50573 ring guide to install a NEW 4-5-6 clutch dam retaining ring. Assemble the ring “L” leg facingdown, DT-50573 and DT-46620 and insert as an assembly onto the clutch hub to installthe ring.Place the housing assembly onto the input shaft support inside the case. Apply shopair to the clutch fluid feed hole in the case to verify proper piston operation.Special ToolsDT-47951-2 Spring CompressorDT-46620 Seal InstallerDT-50117-1 Seal ProtectorDT-50117-2 Seal Protector Retaining ClipsDT-50573 Retaining Ring Installer

For equivalent regional tools, refer toSpecial Tools.

3–5 Reverse Clutch Plates Installation

3-5-Reverse and 4-5-6 Clutch Housing Assemble (6T40/45/50 - Gen 2) Automatic Transmission Unit

3–5 Reverse Clutch Plates Installation

Callout

Component Name

1

3–5 Reverse Clutch Apply Plate (Waved)

2

3–5 Reverse Clutch Plate-(Qty:-3)

3

3–5 Reverse Clutch Plate Assembly-(Qty:-3)

4

3–5 Reverse Clutch Backing Plate

5

3–5 Reverse Clutch Backing Plate Ring Retainer Ring

Reluctor Wheel and Piston Installation

3-5-Reverse and 4-5-6 Clutch Housing Assemble (6T40/45/50 - Gen 2) Automatic Transmission Unit

Reluctor Wheel and Piston Installation

Callout

Component Name

1

3–5 Reverse Clutch Piston Dam Seal (Black)

2

3–5 Reverse Clutch Piston Inner Seal

3

3–5 Reverse Clutch Piston Inner (Reluctor) Seal (Orange)

4

3–5 Reverse Clutch Piston Return Spring Assembly

5

3–5 Reverse Clutch Piston

6

Input Shaft Speed Sensor Reluctor Wheel

7

Input Shaft Speed Sensor Reluctor Ring Retainer Ring

Caution:Compress the reluctor wheel just enough to clear theretainer. Over compressing the reluctor wheel will break thealignment tab and the clutch housing.

Caution:Regulate the air pressure to 276-kPa(40-psi) maximum. High pressure could cause the pistonto over travel and damage the piston seals.

Procedure

Place the housing assembly onto the input shaft support inside the case. Apply shopair to the clutch fluid feed hole in the case to verify proper piston operation.

Special Tools

DT-47694 Piston Spring Compressor

For equivalent regional tools, refer toSpecial Tools.

4–5–6 Clutch Plates Installation

3-5-Reverse and 4-5-6 Clutch Housing Assemble (6T40/45/50 - Gen 2) Automatic Transmission Unit

4–5–6 Clutch Plates Installation

Callout

Component Name

1

Reaction Carrier Hub Thrust Bearing Assembly

2

Reaction Carrier Hub Assembly

3

4–5–6 Clutch Plate Assembly-(Qty:-5)

4

4–5–6 Clutch Plate-(Qty:-5)

5

4–5–6 Clutch Backing Plate

6

4–5–6 Clutch Backing Plate Retaining Ring

Turbine Shaft Installation

3-5-Reverse and 4-5-6 Clutch Housing Assemble (6T40/45/50 - Gen 2) Automatic Transmission Unit

Turbine Shaft Installation

Callout

Component Name

1

Turbine Shaft

2

Turbine Shaft Retainer Ring

Note:Do not re-use the turbine shaft retainer ring.

Special Tools

GE-5586-A Snap Ring Pliers or equivalent

For equivalent regional tools, refer toSpecial Tools.

3-5-Reverse and 4-5-6 Clutch Housing Assemble Automatic Transmission Unit
Table 1: 4-5-6 Clutch Piston InstallationTable 2: 4–5–6 Clutch Dam InstallationTable 3: 4-5-6 Clutch Plates InstallationTable 4: 3-5 Reverse Clutch Plates InstallationTable 5: Piston and Reluctor ...

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