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Home >> Cadillac >> 2005 >> STS 3.6 7 >> Repair and Diagnosis >> Transmission >> Hydraulic Diagrams >> Automatic Transmission - 5L40-E/5L50-E - (Overhaul) >> Description and Operation >> Automatic Transmission Hydraulic Diagrams >> Overdrive Range, First Gear (Before First 1-2 Shift) >> Fluid Pressure Directed in Preparation for a Shift to Second Gear

Fluid Pressure Directed in Preparation for a Shift to Second Gear

1-2 Shift Valve:

D432 fluid is routed to the 1-2 shift valve (387) where it is blocked by the valve in preparation for an upshift to second gear.

Fig 1: Overdrive Range, First Gear
GM819315Courtesy of GENERAL MOTORS CORP.