GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 Chevrolet 🢒 2008 🢒 Impala 🢒 Engine 🢒 Engine Mechanical - 4.8L, 5.3L, 6.0L, 6.2L, or 7.0L 🢒 Water Pump Installation

    Notice: Refer to Fastener Notice in the Preface section.


    Object Number: 1411896 Size: SH

    Notice: DO NOT use cooling system seal tabs, or similar compounds, unless otherwise instructed. The use of cooling system seal tabs, or similar compounds, may restrict coolant flow through the passages of the cooling system or the engine components. Restricted coolant flow may cause engine overheating and/or damage to the cooling system or the engine components/assembly.

    Important: All gasket surfaces are to be free of oil or other foreign material during assembly.

  1. Install the thermostat (305), O-ring (304), inlet housing (303), and bolts (302).

    2. Tighten
    Tighten the bolts to 15 N·m (11 lb ft).


    Object Number: 1411895 Size: SH
  2. Install the water manifold (315), gaskets (306), and bolts (301).

    3. Tighten

    1. Tighten the water manifold M8 bolts to 30 N·m (22 lb ft).
    2. Tighten the water manifold M10 bolts to 60 N·m (44 lb ft).

    Object Number: 1411892 Size: SH
  3. Install the water pump (300) and NEW gasket (314).
  4. Install the water pump bolts (318).

    5. Tighten
    Tighten the water pump bolts to 15 N·m (11 lb ft).


    Object Number: 1602756 Size: SH
  5. Install the coolant air bleed hose and clamp (1) to the manifold.