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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 >> Transmission Fluid Pump Assemble

Transmission Fluid Pump Assemble

WARNING: This page is about a different variant/trim than selected.
GM4683067Courtesy of GENERAL MOTORS COMPANY
Forward Clutch Housing Fluid Seal Ring Assemble

Callout Component Name
1 Forward Clutch Housing Fluid Seal Ring [2x]
Procedure 
Install NEW seals. Do NOT reuse old seals.
2 Forward Clutch Housing Fluid Seal Ring [2x]
Procedure 
Install NEW seals. Do NOT reuse old seals.
Fig 1: Exploded View Of Automatic Transmission Fluid Pump Body Components
GM4683068Courtesy of GENERAL MOTORS COMPANY
Automatic Transmission Fluid Pump Body Assemble

Callout Component Name
1 Auxiliary Control Valve Body Spacer Plate
2 Automatic Transmission Fluid Pump Thrust Plate
3 Automatic Transmission Fluid Pump Cam
4 Automatic Transmission Fluid Pump Shaft
5 Automatic Transmission Fluid Pump Pressure Plate
6 Automatic Transmission Fluid Pump Pressure Plate Seal
Procedure 
Install NEW seals. Do NOT reuse old seals. Install seal in fluid pump pressure plate.
7 Automatic Transmission Fluid Pump Pressure Plate Seal
Procedure 
Install NEW seals. Do NOT reuse old seals. Install seal in fluid pump body.
8 Automatic Transmission Fluid Pump Body
9 Line Blowoff Ball Valve
10 Line Blowoff Ball Valve Spring
11 Line Blowoff Ball Valve Spring Retainer
12 Automatic Transmission Fluid Pump Cover Bolt [7x] M6 x 65
CAUTION:

Refer to Fastener Caution .


Tighten 
10 N.m (89 lb in)
13 Automatic Transmission Fluid Pump Cover Bolt [2x] M6 x 30
Tighten 
10 N.m (89 lb in)
GM4683071Courtesy of GENERAL MOTORS COMPANY
Automatic Transmission Auxiliary Fluid Pump Assemble

Callout Component Name
1 Automatic Transmission Auxiliary Fluid Pump Seal
Procedure 
Install NEW seals. Do NOT reuse old seals.
2 Automatic Transmission Auxiliary Fluid Pump
3 Automatic Transmission Auxiliary Fluid Pump Bolt M5 x 50
Tighten 
4.7 N.m (42 lb in)
4 Automatic Transmission Auxiliary Fluid Pump Bolt [3x] M5 x 33
Tighten 
4.7 N.m (42 lb in)
Fig 2: Exploded View Of Drive Link, Drive Sprocket And Driven Sprocket Components
GM4683072Courtesy of GENERAL MOTORS COMPANY
Drive Link, Drive Sprocket, and Driven Sprocket Assemble

Callout Component Name
1 Torque Converter Fluid Seal Ring
CAUTION:

Do not use old seal rings. Install NEW seal rings. Reusing old seal rings may cause internal transmission leaks and transmission damage.

CAUTION:

Size the fluid seal rings for at least 5 minutes after installation to obtain proper seal ring size. Failure to do so may cause internal transmission leaks and transmission damage.


Procedure 
Use the seal pusher and sizer from DT-51191  Pump Seal Installer Set along with the DT-51191-4  Stator Shaft Seal Protector to install the torque converter fluid seal ring.

Special Tools

  • DT-51191  Pump Seal Installer Set
  • DT-51191-4  Stator Shaft Seal Protector

Equivalent regional tools: Special Tools
2 Drive Sprocket Thrust Washer
3 Drive Sprocket
4 Driven Sprocket
5 Drive Link
6 Driven Sprocket Retaining Ring
Procedure 
Install a NEW retaining ring. Do NOT reuse the old retaining ring.
7 Automatic Transmission Fluid Baffle
GM4683206Courtesy of GENERAL MOTORS COMPANY
Automatic Transmission Fluid Filter Assemble

Callout Component Name
1 Automatic Transmission Fluid Filter
Procedure 
Install a NEW filter. DO NOT reuse old filter.
2 Automatic Transmission Auxiliary Fluid Pump Bolt M5 x 20
Tighten 
4.7 N.m (42 lb in)