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Home >> GMC >> 2006 >> Sierra 1500 HD, RWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 1098 (Heating, Ventilation, And Air Conditioning) >> Repair Instructions >> Flushing >> Reverse Flushing Setup

Reverse Flushing Setup

WARNING: This page is about a different car, the 2008 Cadillac CTS. However, it is still accessible from the selected car via links, so may be relevant.
    Fig 1: Reverse Flushing Setup
    GM1389919Courtesy of GENERAL MOTORS CORP.
    IMPORTANT:
    • Reverse flow refrigerant flush is recommended for desiccant bag failure. Replace the condenser/receiver dehydrator assembly when the A/C flush is complete and perform the following procedure:
    • Inspect and lubricate the J 45268  fitting O-rings. See Special Tools . Refer to O-Ring Replacement .
  1. Install the J 45268-8 (2) onto the suction line adapter block J 45268-13 (1).
  2. Install the J 45268-7 (3) onto the discharge line adapter block J 45268-12 (4).