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4. Install the pressure control solenoid (377). 5. Install the pressure control solenoid retainer (378) and retainer bolt (364A). Tighten: Tighten the bolt to 11 N.m (97 lb in). Fig. 164: Identifying Valve Body Electrical Connections position 2. NOTE: Refer to Fastener Notice .
2008 Chevrolet Silverado 1500 2008 TRANSMISSION Automatic Transmission - 4L60-E/4L65-E/4L70-E - Cab & Chassis Sierra, Cab & Chassis Silverado, Sierra & Silverado
6. Connect the internal wiring harness electrical connectors to the following components: Transmission fluid pressure switch (1) 1-2 shift control solenoid (2) 2-3 shift control solenoid (3) Pressure control solenoid (4) TCC PWM solenoid (5) 3-2 control solenoid (6) 7. Install the 1-2 accumulator, if necessary. Refer to Accumulator Assembly, Spacer Plate, and Gaskets. 8. Install the transmission filter. Refer to Automatic Transmission Fluid and Filter Replacement. 9. Reset the TAP values. Refer to Transmission Adaptive Functions (TCM). TORQUE CONVERTER CLUTCH PULSE WIDTH MODULATION SOLENOID, TORQUE Tools Required J 28458 Seal Protector Retainer Installer Removal Procedure IMPORTANT: It is recommended that transmission adaptive pressure (TAP) information be reset.
2008 Chevrolet Silverado 1500 2008 TRANSMISSION Automatic Transmission - 4L60-E/4L65-E/4L70-E - Cab & Chassis Sierra, Cab & Chassis Silverado, Sierra & Silverado
Fig. 165: View Of Transmission Harness 20-Way Connector & VSS Electrical 1. Remove the transmission filter. Refer to Automatic Transmission Fluid and Filter Replacement. 2. Disconnect the transmission harness 20-way connector (1) from the transmission internal harness pass-through connector. Depress both tabs on the connector and pull straight up; do not pry the connector. IMPORTANT: Removal of the valve body is not necessary for the following procedure.
2008 Chevrolet Silverado 1500 2008 TRANSMISSION Automatic Transmission - 4L60-E/4L65-E/4L70-E - Cab & Chassis Sierra, Cab & Chassis Silverado, Sierra & Silverado
3. Remove the 1-2 accumulator. Do not remove the spacer plate. Refer to Accumulator Assembly, Spacer Plate, and Gaskets. Fig. 166: Identifying Valve Body Electrical Connections 4. Disconnect the internal wiring harness electrical connectors from the following components: Transmission fluid pressure switch (1) 1-2 shift control solenoid (2) 2-3 shift control solenoid (3) Pressure control solenoid (4)
2008 Chevrolet Silverado 1500 2008 TRANSMISSION Automatic Transmission - 4L60-E/4L65-E/4L70-E - Cab & Chassis Sierra, Cab & Chassis Silverado, Sierra & Silverado
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