GM Service Manual Online
For 1990-2009 cars only

Air Conditioning Compressor and Condenser Hose Replacement LY7


Object Number: 1772430  Size: MF

Callout

Component Name

Preliminary Procedures

  1. Recover the refrigerant. Refer to Refrigerant Recovery and Recharging .
  2. Remove the air cleaner intake duct from the air cleaner assembly. Refer to Air Cleaner Inlet Duct Replacement .
  3. Raise and support the vehicle. Refer to Lifting and Jacking the Vehicle .
  4. Remove the right front fender liner. Refer to Front Fender Liner Replacement .

1

A/C Compressor and Condenser Connector

Tip

  1. Insert 2 small screwdrivers into the 2 slots of the compressor hose and suction line connector and release locking tabs.
  2. Remove the A/C compressor hose from the evaporator hose assembly and discard O-rings. Refer to O-Ring Replacement .

2

A/C Compressor Hose Clip Bracket Bolt

Notice: Refer to Fastener Notice in the Preface section.

Tighten
10 N·m (89 lb in)

3

A/C Compressor Hose Nut

Tip
Remove the A/C compressor hose from the A/C compressor and cap hose.

Tighten
20 N·m (15 lb ft)

4

Sealing Washer

Tip
Remove and discard sealing washers. Refer to Sealing Washer Replacement .

5

A/C Compressor Hose Bolt

Tighten
20 N·m (15 lb ft)

6

Sealing Washer

Tip
Remove and discard sealing washers. Refer to Sealing Washer Replacement .

7

A/C Compressor Hose Assembly

Tip

  1. Note routing of the A/C compressor hose to ensure proper routing.
  2. Using J 39400 leak test A/C compressor hose connections.

Air Conditioning Compressor and Condenser Hose Replacement LE5


Object Number: 1581470  Size: MF

Callout

Component Name

Preliminary Procedure

  1. Recover the refrigerant. Refer to Refrigerant Recovery and Recharging .
  2. Remove the air cleaner intake duct fro 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 right front fender liner. Refer to Front Fender Liner Replacement .

1

A/C Compressor and Condenser Connector

Procedure

  1. Insert 2 small screwdrivers into the 2 slots of the compressor hose and suction line connector and release locking tabs.
  2. Remove the A/C compressor hose from the evaporator hose assembly and discard O-rings. Refer to O-Ring Replacement .

2

A/C Compressor Hose Nut

Notice: Refer to Fastener Notice in the Preface section.

Tip
Remove the A/C compressor hose from the A/C compressor and cap hose.

Tighten
20 N·m (15 lb ft)

3

Sealing Washer

Tip
Remove and discard sealing washers. Refer to Sealing Washer Replacement .

4

A/C Compressor Hose Bolt

Tighten
20 N·m (15 lb ft)

5

Sealing Washer

Tip
Remove and discard sealing washers. Refer to Sealing Washer Replacement .

6

A/C Compressor Hose Assembly

Tip

  1. Note routing of the A/C compressor hose to ensure proper routing.
  2. Using J 39400 leak test A/C compressor hose connections.

Special Tools

J 39400 Electronic Halogen Leak Detector

Air Conditioning Compressor and Condenser Hose Replacement LAT


Object Number: 2003743  Size: MF

Callout

Component Name

Notice: Refer to Fastener Notice in the Preface section.

Fastener Tightening Specifications: Refer to Fastener Tightening Specifications .

Preliminary Procedure

  1. Recover the refrigerant. Refer to Refrigerant Recovery and Recharging .
  2. Remove the air cleaner intake duct fro 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 right front fender liner. Refer to Front Fender Liner Replacement .

1

Connector, A/C Compressor and Condenser

Procedure

  1. Insert 2 small screwdrivers into the 2 slots of the compressor hose and suction line connector and release locking tabs.
  2. Remove the A/C compressor hose from the evaporator hose assembly and discard O-rings. Refer to O-Ring Replacement .

2

Nut, A/C Compressor Hose

Tip
Remove the A/C compressor hose from the A/C compressor and cap hose.

Tighten
20 N·m (15 lb ft)

3

Washer, Sealing

Tip
Remove and discard sealing washers. Refer to Sealing Washer Replacement .

4

Bolt, A/C Compressor Hose

Tighten
20 N·m (15 lb ft)

5

Washer, Sealing

Tip
Remove and discard sealing washers. Refer to Sealing Washer Replacement .

6

Hose Assembly, A/C Compressor

Procedure

  1. Note routing of the A/C compressor hose to ensure proper routing.
  2. Using J 39400 leak test A/C compressor hose connections.

Air Conditioning Compressor and Condenser Hose Replacement LZ4


Object Number: 2005179  Size: MF

Callout

Component Name

Notice: Refer to Fastener Notice in the Preface section.

Fastener Tightening Specifications: Refer to Fastener Tightening Specifications .

Preliminary Procedure

  1. Recover the refrigerant. Refer to Refrigerant Recovery and Recharging .
  2. Remove the air cleaner intake duct from 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 right front fender liner. Refer to Front Fender Liner Replacement .

1

Connector, A/C Compressor and Condenser

Procedure

  1. Insert 2 small screwdrivers into the 2 slots of the compressor hose and suction line connector and release locking tabs.
  2. Remove the A/C compressor hose from the evaporator hose assembly and discard O-rings. Refer to O-Ring Replacement .

2

Nut, A/C Compressor Hose

Tip
Remove the A/C compressor hose from the A/C compressor and cap hose.

Tighten
20 N·m (15 lb ft)

3

Washer, Sealing

Tip
Remove and discard sealing washers. Refer to Sealing Washer Replacement .

4

Bolt, A/C Compressor Hose

Tighten
20 N·m (15 lb ft)

5

Washer, Sealing

Tip
Remove and discard sealing washers. Refer to Sealing Washer Replacement .

6

Hose Assembly, A/C Compressor

Procedure

  1. Note routing of the A/C compressor hose to ensure proper routing.
  2. Using J 39400 leak test A/C compressor hose connections.