Preliminary Procedure

1. Recover the refrigerant. Refer to Refrigerant Recovery and Recharging.
2. Remove the air cleaner assembly. Refer to Air Cleaner Assembly Replacement for the 3.8L engine or Air Cleaner Assembly Replacement for the 5.3L (LS4) engine.
3. Remove the brake pressure modulator valve bracket. Refer to Brake Pressure Modulator Valve Bracket Replacement.

1

A/C Evaporator TXV Tube Nut

Caution: Refer to Fastener Caution in the Preface section.

Tighten
17 N·m (12.5 lb ft)

2

Sealing Washer

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

3

A/C Condenser Tube Connector

Tip
Remove the connector tube. Refer to Air Conditioning Line/Tube Connector Removal/Replacement.

4

Seal O-ring

Tip
Remove and discard O-ring. Refer to O-Ring Replacement.

5

A/C Compressor and Evaporator Tube Nut

Tighten
17 N·m (12.5 lb ft)

6

Sealing Washer

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

7

A/C Condenser and A/C Evaporator Tube Clamp Bolt

Tighten
10 N·m (89 lb in)

8

A/C Evaporator TXV Tube Assembly