Control Valve Body Assembly Assemble
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Fig 1: Exploded View Of Automatic Transmission Fluid Pump Assembly Components And Bolts With Tightening Sequence
Courtesy of GENERAL MOTORS COMPANY
Automatic Transmission Fluid Pump Locating Pin (1) - Install [2x]
- Automatic Transmission Fluid Pump Passage Sleeve (2) - Install
- Automatic Transmission Fluid Pump Drive Shaft Bushing (3) - Install
- Automatic Transmission Fluid Pump Gasket (4) - Install NEW
- Automatic Transmission Fluid Pump Seal (5) - Install NEW
- Automatic Transmission Fluid Pump (6) - Install
- Automatic Transmission Fluid Pump Bolt - (7) Install and tighten in sequence [5x] M6 x 28
- 9.8 grade bolts to 10 N.m (89 lb in).
- 10.9 grade bolts to 13 N.m (115 lb in).
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Courtesy of GENERAL MOTORS COMPANY
CAUTION:Refer to Ball Check Valve Grease Caution .
Install the ball check valves in the correct location in the control valve solenoid body. Ball Check Valve Locations
- Cooler Flow Blowoff Ball Valve (1) - Install [4x]
- Control Valve Body Spacer Plate (2) - Install NEW
- Control Valve Body Spacer Plate Retainer (3) - Install NEW [2x]
- Cooler Flow Blowoff Ball Valve (4) - Install
- Control Valve Body Ball Check Valve (5) - Install Without Surge Accumulator: [1x] With Surge Accumulator: [3x]
- Control Valve Solenoid Body (6) - Install
- Control Valve Channel Plate Bolt (7) - Install and hand tighten [8x] M5 x 45
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CAUTION:
Refer to Ball Check Valve Grease Caution .
Cooler Flow Blowoff Ball Valve (1) - Install [3x]
- Signal Accumulator Piston (2) - Install [7x]
- Signal Accumulator Piston Spring (3) - Install [7x]
- Control Valve Channel Plate Spacer Plate (4) - Install NEW
- Control Valve Channel Plate (5) - Install
- Control Valve Channel Plate Bolt (6) - Install and hand tighten [19x] M5 x 55
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Courtesy of GENERAL MOTORS COMPANY
CAUTION:Bolt torque sequencing is critical to the proper function of the control solenoid valve assembly. Failure to follow the required sequencing may result in transmission malfunction.
Control Valve Channel Plate Bolt (1) - Install and tighten in sequence [8x] M5 x 458 N.m (71 lb in)
- Control Valve Channel Plate Bolt (2) - Install and tighten in sequence [19x] M5 x 558 N.m (71 lb in)
Install NEW wiring harness clips, they are not reusable.
- Automatic Transmission Control Wiring Harness (1) - Install
- Connect the wiring harness connectors.
Install the seal onto the pump as shown. "Side Up", indicated by the arrow, should face away from the pump assembly.
Refer to Fastener Caution .
There are two different grade transmission fluid pump bolts. The bolt grade can be identified by looking at the top of the bolt head.
Do not use the old spacer plate. Install a NEW spacer plate. Reusing an old spacer plate may cause internal transmission leaks and transmission damage.
Refer to Ball Check Valve Grease Caution .
Refer to Ball Check Valve Grease Caution .
Do not use the old spacer plate. Install a NEW spacer plate. Reusing an old spacer plate may cause internal transmission leaks and transmission damage.