Suction Hose Replacement

WARNING: This page is about a different car, the 2011 Cadillac DTS. However, it is still accessible from the selected car via links, so may be relevant.

Fig 1: Identifying Suction Hose & Components (LD8)

Courtesy of GENERAL MOTORS COMPANY

Callout	Component Name
Preliminary Procedure Recover the refrigerant from the air conditioning (A/C) system. Refer to Refrigerant Recovery and Recharging . Raise and support the vehicle. Refer to Lifting and Jacking the Vehicle . Remove the front air deflector. Refer to Front Air Deflector Replacement . Unclip the brake lines from engine frame to allow access to hose retaining nut. NOTE: Seal the A/C system ports after the hose is removed in order to keep A/C system from being contaminated. Disconnect the A/C compressor and condenser hose electrical connector.
1	A/C Compressor Hose Retaining Nut CAUTION: Refer to Fastener Caution . Tighten 16 N.m (12 lb ft)
2	Sealing Washer TIP: Remove and discard the sealing washer. Refer to Air Conditioning System Seal Replacement .
3	A/C Compressor Hose Retaining Nut Tighten 16 N.m (12 lb ft)
4	Sealing Washer TIP: Remove and discard the sealing washer. Refer to Air Conditioning System Seal Replacement .
5	A/C Compressor Hose TIP: Leak test the fittings using J 39400-A Halogen Leak Detector.