Sierra 1500 4WD V8-5.3L VIN Z Flex Fuel (2005)
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Tighten the TCC solenoid bolts to 11 Nm (97 inch lbs.).
4. Important:
When installing the pressure control solenoid, the electrical connector (2) must be in the position shown.
Install the pressure control solenoid (377).
5. Install the pressure control solenoid retainer (378) and retainer bolt (364A).
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Tighten the bolt to 11 Nm (97 inch lbs.).
6. Install the TCC PWM solenoid to the control valve body.
7. Install the TCC PWM solenoid retainer.
8. Connect the internal wiring harness electrical connectors to the following components:
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Transmission fluid pressure switch (1)
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1-2 shift control solenoid (2)
