GM Service Manual Online
For 1990-2009 cars only

No Secondary Fluid Pump Pressure M33 Only

No Secondary Fluid Pump Pressure (M33 Only)

Checks

Causes

    • Secondary Fluid Pump Diagnostic trouble code (DTC) set. Refer to DTC P2796 and DTC P2797 .
    • Poor Secondary Fluid Pump electrical connection.
    • Loose Secondary Fluid Pump.
    • Secondary Fluid Pump leaking.
    • Secondary Fluid Pump seized or pump damaged.

Secondary Fluid Pump.