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Home >> Chevrolet >> 2021 >> Trailblazer RS, 4WD >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 14 (Automatic Transmission - VT40 (MRG) - Repair Instructions - Off Vehicle) >> Repair Instructions - Off Vehicle >> Control Valve Body Assembly Installation

Control Valve Body Assembly Installation

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GM4738284Courtesy of GENERAL MOTORS COMPANY
Control Valve Body Installation

Callout Component Name
1 Control Valve Body Locating Pin [2x]
2 Control Valve Body

Procedure

  1. Install control valve body on case.
  2. Align the manual shift detent lever in the groove of the manual valve.
3 Valve Body Bolt [2x] M5 x 55
CAUTION:

Refer to Fastener Caution .


Tighten 
8 N.m (71 lb in)
Fig 1: Exploded View Of Control Valve Solenoid Body Components And Bolt Identification
GM4738269Courtesy of GENERAL MOTORS COMPANY
Control Valve Solenoid Body Installation

Callout Component Name
1 Control Valve Solenoid Body
2 Automatic Transmission Fluid Pressure Sensor Seal [2x]
Procedure 
The seal is reusable, inspect the seal and replace if damaged.
3 Automatic Transmission Fluid Pressure Sensor [2x]
4 Valve Body Bolt [7x] M5 x 70
Procedure 
Hand tighten and follow torque sequence below.
5 Valve Body Bolt [7x] M5 x 100
Procedure 
Hand tighten and follow torque sequence below.
6 Valve Body Bolt [11x] M5 x 85
Procedure 
Hand tighten and follow torque sequence below.
7 Valve Body Bolt [2x] M5 x 98.3
Procedure 
Hand tighten and follow torque sequence below.
Fig 2: Identifying Control Valve Solenoid Body Bolts With Tightening Sequence
GM4944928Courtesy of GENERAL MOTORS COMPANY
Control Valve Solenoid Body Torque Sequence

Callout Component Name
1 Valve Body Bolt [7x] M5 x 70
Tighten in sequence 
8 N.m (71 lb in)
2 Valve Body Bolt [7x] M5 x 100
Tighten in sequence 
8 N.m (71 lb in)
3 Valve Body Bolt [11x] M5 x 85
Tighten in sequence 
8 N.m (71 lb in)
4 Valve Body Bolt [2x] M5 x 98.3
Tighten in sequence 
8 N.m (71 lb in)
Fig 3: Exploded View Of Automatic Transmission Wiring Harness Components
GM4694198Courtesy of GENERAL MOTORS COMPANY
Automatic Transmission Wiring Harness Installation

Callout Component Name
1 Automatic Transmission Fluid Temperature Sensor Seal
Procedure 
Install a NEW seal. Do NOT reuse the old seal.
2 Automatic Transmission Wiring Harness
Procedure
  1. Install the wiring harness.
  2. Connect the harness connectors.
  3. Slide connector lock as indicated by arrow.
3 Wiring Harness Connector Bolt [2x] M5 x 25
Tighten 
8 N.m (71 lb in)
4 Wiring Harness Connector Bolt M5 x 20
Tighten 
8 N.m (71 lb in)