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Home >> Chevrolet >> 2008 >> HHR LS, Automatic >> Repair and Diagnosis >> Transmission >> Hydraulic Diagrams >> Automatic Transaxle - 4T45-E - Removal & Installation, Service, Overhaul, Troubleshooting & Diagnosis >> Repair Instructions - On Vehicle >> Torque Converter Clutch Pulse Width Modulation Solenoid Replacement >> Replacement Procedure

Replacement Procedure

IMPORTANT: Retainer clips hold in each of the valve line-ups. Use a small screwdriver in order to remove the retainer clips. Be careful not to score the valve body when removing the retainer clips and valves. Before removing the valve line-ups, inspect each valve line-up for freedom of movement.
    Fig 1: Exploded View Of TCC Solenoid
    GM768699Courtesy of GENERAL MOTORS CORP.
  1. Remove the transmission side cover. Refer to Control Valve Body Cover Replacement 
  2. Remove the TCC solenoid retainer clip (304), the TCC solenoid (335), with two O-rings (337, 338), and screen, the TCC regulated apply valve (339) and the spring (340).
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