Sierra 1500 4WD V8-5.3L VIN Z Flex Fuel (2005)
Transmission Speed Sensor: Service and Repair
ZF S6-650
Vehicle Speed Sensor (VSS) Replacement
Removal Procedure
1. Raise and suitably support the vehicle. Refer to Vehicle.
2. If equipped with the 6.6L engine , disconnect the vehicle speed sensor (VSS) electrical connector (4).
3. If equipped with the 8.1L engine, disconnect the VSS electrical connector (5).
4. Remove the VSS bolt, sensor and seal.
Installation Procedure
1. Lubricate a NEW O-ring seal with transmission fluid.
Notice: Refer to Fastener Notice in Service Precautions.
2. Install the VSS and bolt.
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Tighten the bolt to 10 Nm (89 inch lbs.).
