GM Service Manual Online
For 1990-2009 cars only

Transmission Fluid Cooler Hose/Pipe Replacement Heavy Duty Cooling


Object Number: 1977755  Size: MF

Callout

Component Name

Preliminary Procedures

    Important: It is not necessary to discharge the refrigerant from the air conditioning (A/C) system during auxiliary transmission oil cooler (TOC) line replacement. Remove the A/C condenser mounting bolts and reposition the condenser.

  1. Reposition the condenser to access the transmission oil cooler lines. Refer to Air Conditioning Condenser Replacement .
  2. Remove the air cleaner assembly. Refer to Air Cleaner Assembly Replacement .
  3. Raise and support the vehicle. Refer to Lifting and Jacking the Vehicle .
  4. Remove the front air deflector. Refer to Front Air Deflector Replacement .

1

Transmission Fluid Cooler Pipe Bolt

Notice: Refer to Fastener Notice in the Preface section.

Tighten
25 N·m (18 lb ft)

2

Transmission Fluid Cooler Pipe Brace Bolt

Tighten
50 N·m (37 lb ft)

3

Transmission Fluid Cooler Pipe Cap

Refer to Transmission Fluid Cooler Hose/Pipe Quick-Connect Fitting Disconnection and Connection .

4

Transmission Fluid Cooler Pipe Cap

Refer to Transmission Fluid Cooler Hose/Pipe Quick-Connect Fitting Disconnection and Connection .

5

Transmission Fluid Cooler Pipe Retainer

6

Transmission Fluid Cooler Pipe

Transmission Fluid Cooler Hose/Pipe Replacement Standard Cooling


Object Number: 2001945  Size: MF

Callout

Component Name

Preliminary Procedures

    Important: It is not necessary to discharge the refrigerant from the air conditioning (A/C) system during auxiliary transmission oil cooler (TOC) line replacement. Remove the A/C condenser mounting bolts and reposition the condenser.

  1. Reposition the condenser to access the transmission oil cooler lines. Refer to Air Conditioning Condenser Replacement .
  2. Remove the air cleaner assembly. Refer to Air Cleaner Assembly Replacement .
  3. Raise and support the vehicle. Refer to Lifting and Jacking the Vehicle .
  4. Remove the front air deflector. Refer to Front Air Deflector Replacement .

1

Transmission Fluid Cooler Pipe Bolt

Notice: Refer to Fastener Notice in the Preface section.

Tighten
25 N·m (18 lb ft)

2

Transmission Fluid Cooler Pipe Brace Bolt

Tighten
50 N·m (37 lb ft)

3

Transmission Fluid Cooler Pipe Cap

Refer to Transmission Fluid Cooler Hose/Pipe Quick-Connect Fitting Disconnection and Connection .

4

Transmission Fluid Cooler Pipe Cap

Refer to Transmission Fluid Cooler Hose/Pipe Quick-Connect Fitting Disconnection and Connection .

5

Transmission Fluid Cooler Pipe Retainer

6

Transmission Fluid Cooler Pipe