Silverado 1500 2WD V8-4.8L VIN V (2006)
Fluid Pressure Sensor/Switch: Service and Repair
Allison - Automatic Transmission
Pressure Switch Manifold Replacement
Removal Procedure
1. Remove the oil pan and transmission internal oil filter.
Important: Individual pressure switches cannot be replaced. When any pressure switch needs replacing, the entire assembly must be replaced.
Important: The modulated main pressure (MAIN MOD) solenoid has been removed for clarity.
Caution: Refer to Battery Disconnect Caution in Service Precautions.
2. Disconnect the internal wiring harness connector from the transmission fluid pressure (TFP) switch (2).
3. Remove six bolts (1). Remove the TFP switch (2).
Installation Procedure