Sierra 1500 2WD V8-5.3L VIN Z Flex Fuel (2006)
1. Install the wiring harness and TCC solenoid with a new O-ring seal to the transmission.
2. Install the pass-through electrical connector to the transmission case.
3. Install the valve body bolts which retain the internal wiring harness and install the TCC solenoid bolts.
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Tighten the control valve body bolts to 11 Nm (97 inch lbs.).
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Tighten the TCC solenoid bolts to 11 Nm (97 inch lbs.).
Notice: Refer to Fastener Notice in Service Precautions.
4. Install the pressure control solenoid (377).
Important: When installing the pressure control solenoid, the electrical connector (2) must be in the position shown.