Diesel Data: Automotive Repair

Home >> Chevy Truck >> 1989 >> C 3500 Truck 2WD V6-262 4.3L >> Repair and Diagnosis >> Transmission and Drivetrain >> Automatic Transmission/Transaxle >> Description and Operation >> 3L80/3L80HD (400/475) Automatic Transmission >> Hydraulic System, Brakes >> Functions of Valves & Hydraulic Control Units >> 1-2 Shift Valve

1-2 Shift Valve

Controls the speed at which the 1-2 and 2-1 shifts occur.

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