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Home >> Chevrolet >> 2011 >> Corvette ZR-1 >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 9 (Automatic Transmission - 6L80-E - DTC P0562 Through DTC P0990) >> DTC P0658 or P0659 >> Circuit/System Description

Circuit/System Description

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The transmission control module (TCM) high side driver 1 is located inside of the control solenoid valve assembly which has no serviceable parts. The high side driver 1 provides power to the TCM pressure control solenoids and shift solenoids. This fault is handled inside the TCM and no external circuits are involved.