Transmission Fluid Pressure Manual Valve Position Switch: Removal
WARNING: This page is about a different car, the 2003 Buick Regal and 2003 Buick Century. However, it is still accessible from the selected car via links, so may be relevant.
- Remove the case side cover. See REMOVAL & INSTALLATION in SERVICING - CENTURY & REGAL article.
- Disconnect the transaxle wiring harness.
- Remove the control valve body bolts (375, 379 and 381) that mount the fluid pressure manual valve position switch to the control valve body (300). See Figure .
- Carefully remove the fluid pressure manual valve position switch. Handle the switch carefully, the fluid pressure manual valve position switch is very delicate.
- Inspect the fluid pressure manual valve position switch (395) for the following conditions:
- Damaged electrical connector terminals.
- Damaged seals.
- Damaged switch membranes.
- Debris on the switch membranes.