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Home >> Chevrolet >> 2005 >> Impala SS >> Repair and Diagnosis >> Transmission >> Automatic Trans >> Automatic Transaxle - Introduction & Repair Instructions >> Repair Instructions >> Transmission Fluid Pressure (TFP) Manual Valve Position Switch Replacement >> Installation Procedure
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Installation Procedure

    Fig 1: View Of TFP Manual Valve Position Switch
    GM48220Courtesy of GENERAL MOTORS CORP.
    IMPORTANT: When installing the TFP switch handle the switch carefully, the fluid pressure manual valve position switch is very delicate.
  1. Carefully install the fluid pressure manual valve position switch (395).
    2. NOTE: Refer to Fastener Notice in Cautions and Notices.
  2. Install the control valve body bolts (375, 379, 381) that mount the TFP switch to the control valve body (300).

    Tighten: 

    • Tighten the control valve body bolt (375) to 12 N.m (106 lb in).
    • Tighten the control valve body bolt (379) to 16 N.m (12 lb ft).
    • Tighten the control valve body bolt (381) to 8 N.m (70 lb in).

  3. Connect the transaxle wiring harness.
  4. Install the case side cover. Refer to Case Side Cover Replacement .
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