Then it has to be the (VSS) Vehicle Speed Sensor
INPUT & OUTPUT SPEED SENSORS
Removal & Installation - 545RFE Transmission
Raise vehicle. Place drain pan under transmission. Disconnect appropriate sensor harness connector. See Fig. 24. Remove sensor mounting bolt and sensor. To install, reverse removal procedure. Tighten sensor mounting bolt to specification. See TORQUE SPECIFICATIONS. Lower vehicle. Fill transmission to proper level with appropriate fluid. See DRAINING & REFILLING under LUBRICATION.
Images (Click to enlarge)
Wednesday, December 8th, 2010 AT 4:16 PM